CN101334626B - Toner cartridge locking apparatus, image forming apparatus having the same, toner cartridge, and mounting and dismounting method for a toner cartridge - Google Patents

Toner cartridge locking apparatus, image forming apparatus having the same, toner cartridge, and mounting and dismounting method for a toner cartridge Download PDF

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Publication number
CN101334626B
CN101334626B CN2008100930429A CN200810093042A CN101334626B CN 101334626 B CN101334626 B CN 101334626B CN 2008100930429 A CN2008100930429 A CN 2008100930429A CN 200810093042 A CN200810093042 A CN 200810093042A CN 101334626 B CN101334626 B CN 101334626B
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CN
China
Prior art keywords
toner cartridge
toner
rotating handle
developing cell
handle
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Expired - Fee Related
Application number
CN2008100930429A
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Chinese (zh)
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CN101334626A (en
Inventor
李晋馨
崔三锡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hewlett Packard Development Co LP
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Samsung Electronics Co Ltd
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Publication date
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Publication of CN101334626A publication Critical patent/CN101334626A/en
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Publication of CN101334626B publication Critical patent/CN101334626B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0865—Arrangements for supplying new developer
    • G03G15/0867—Arrangements for supplying new developer cylindrical developer cartridges, e.g. toner bottles for the developer replenishing opening
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0865—Arrangements for supplying new developer
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0865—Arrangements for supplying new developer
    • G03G15/0867—Arrangements for supplying new developer cylindrical developer cartridges, e.g. toner bottles for the developer replenishing opening
    • G03G15/0868—Toner cartridges fulfilling a continuous function within the electrographic apparatus during the use of the supplied developer material, e.g. toner discharge on demand, storing residual toner, acting as an active closure for the developer replenishing opening
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0865—Arrangements for supplying new developer
    • G03G15/0867—Arrangements for supplying new developer cylindrical developer cartridges, e.g. toner bottles for the developer replenishing opening
    • G03G15/087—Developer cartridges having a longitudinal rotational axis, around which at least one part is rotated when mounting or using the cartridge
    • G03G15/0872—Developer cartridges having a longitudinal rotational axis, around which at least one part is rotated when mounting or using the cartridge the developer cartridges being generally horizontally mounted parallel to its longitudinal rotational axis
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0865—Arrangements for supplying new developer
    • G03G15/0875—Arrangements for supplying new developer cartridges having a box like shape
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/06—Developing structures, details
    • G03G2215/066—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material
    • G03G2215/0682—Bag-type non-rigid container

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Electrophotography Configuration And Component (AREA)

Abstract

The present general inventive concept relates to a toner cartridge locking apparatus, which includes a rotation handle (120) rotatably disposed at a first end of a toner tank, and having a locking blade (121,121') formed at an outer circumferential surface thereof, and a hooking portion (150) disposed at a developing unit to which the toner tank is mounted, wherein when the rotation handle is rotated in a predetermined angle, the locking blade of the rotation handle is inserted into the hooking portion.

Description

The toner cartridge locking device, imaging device, toner cartridge and peace thereof are torn method open
Technical field
General plotting of the present invention relates generally to a kind of toner cartridge locking device, has the imaging device of this locking device, toner cartridge, and the installation and removal method of toner cartridge.In particular, general plotting of the present invention relates to a kind of toner cartridge locking device, imaging device with this locking device, toner cartridge, and the installation and removal method of toner cartridge, have the imaging device of described toner cartridge and the installation and removal method of described toner cartridge, therefore, the various predetermined molded size of described toner cartridge does not influence the installation and removal of described toner cartridge.
Background technology
Substantially, electrophotographic imaging forming apparatus, such as laser printer, duplicating machine etc. utilize toner to form image, and described image is transferred on the print media, thereby carry out printing.
Owing to consume toner in described printing operation process, described imaging device need replenish toner.At present, use the imaging device of dismountable toner cartridge to be extensive use of, so the user can replenish toner.In this period, from described imaging device, drop out in printing operation process in order to prevent described toner cartridge, described toner cartridge need lock onto on the described imaging device.For this reason, use the toner cartridge locking device that described toner cartridge is locked onto described imaging device.
Fig. 1 shows the conventional toner cartridge locking device that is used for imaging device.
With reference to Fig. 1, the conventional toner cartridge locking device 1 that is used for imaging device comprises fixed projection 3 that is arranged on toner mounting portion 10 and the holding tank 5 that is formed on the described toner cartridge 12.
Described fixed projection 3 by flexible member 4 bias voltages to protrude about described toner mounting portion 10 and to sink.The top of described fixed projection 3 is cheese substantially.Described projection holding tank 5 be formed on the toner cartridge 12 with fixed projection 3 corresponding positions to hold described fixed projection 3.
Therefore, when toner cartridge 12 was inserted into toner cartridge mounting portion 10, fixed projection 3 was pushed by toner cartridge 12.When toner cartridge 12 inserts fully so that the projection holding tank 5 of toner cartridge 12 is when being positioned on the fixed projection 3, fixed projection 3 enters projection holding tank 5 with locking toner cartridge 12.
But, because projection holding tank 5 that conventional toner cartridge locking device 1 use mold process forms and fixed projection 3 are with locking toner cartridge 12, if the stamped protrusions holding tank 5 of toner cartridge 12 and fixed projection 3 predetermined dimensional change then are difficult to installation and removal toner cartridge 12.
That is to say that if toner cartridge locking device 1 not exclusively locks toner cartridge 12, then when toner cartridge 12 was received the driving force supplying toner, toner cartridge 12 may be promoted by this driving force, therefore, left toner cartridge mounting portion 10.On the contrary, if the projection holding tank 5 of toner cartridge 12 is too tight for the fixed projection 3 of toner cartridge mounting portion 10, then toner cartridge 12 may not separate toner cartridge mounting portion 10.
In addition, in conventional toner cartridge locking device 1, cannot see the fixed projection 3 that is connected to projection holding tank 5, so the user is difficult to know whether toner cartridge 12 locks onto toner cartridge mounting portion 10.
Summary of the invention
The influence that general plotting of the present invention provides a kind of toner cartridge locking device not to be subjected to described toner cartridge mold pressing change in size with light installation and removal toner cartridge, and the user knows easily whether described toner cartridge locks; A kind of imaging device with this locking device; And the installation and removal method of described toner cartridge.
General plotting of the present invention also provides a kind of toner cartridge, and toner reservoir that can in the toner cartridge locking device, use and toner cartridge rotating handle, easily mount and dismount described toner cartridge so that get rid of the influence of described toner cartridge mold pressing change in size, and the user knows easily whether described toner cartridge locks.
The others of general plotting of the present invention and effectiveness are set forth part in following explanation, and part will be conspicuous according to described description, perhaps can learn by implementing general plotting of the present invention.
Above-mentioned and/or others of the present invention and effectiveness can realize by a kind of toner cartridge locking device is provided, this locking device comprises rotating handle, it can be rotatably set in toner reservoir first end, and has the locking blade that is formed on its external peripheral surface; With the suspension hook part, it is arranged on the developing cell that described toner reservoir is installed, and wherein when described rotating handle rotated in predetermined angular, the locking blade of this rotating handle inserted described suspension hook part.
Described toner reservoir can be included in the rotary supporting part branch that this toner reservoir first end place is substantially shaped as ring-type, and described rotating handle can comprise that rotating part divides rotation with the rotary supporting part with respect to described toner reservoir.
The rotary supporting part that the rotating part of described rotating handle can insert described toner reservoir divide inside and outside one of them.
One of them can be formed on the rotary supporting part branch of described toner reservoir at least for guiding groove and guide protrusion.
The rotating part of described rotating handle can comprise guide protrusion and guiding groove at least one of them, its insertion is formed on guiding groove that described rotary supporting part divides and guide protrusion in one of them.
One of them can form and makes described rotating handle rotate in about 45 degree scopes at least for guiding groove that described rotating part and rotary supporting part divide and guide protrusion.
The rotating part of described rotating handle can basically form for ring-type and in the diametric(al) of this rotating handle and be divided into two parts at least.
Described rotating handle can comprise the skirt section to surround described rotating part, and described locking blade is arranged on this skirt section.
Described rotating handle can comprise a handle.
Described toner cartridge locking device can comprise the handle locking member that is arranged on described toner reservoir, wherein when described toner reservoir is not installed in described developing cell, described handle locking member does not allow described rotating handle rotation, and when described toner reservoir was installed to described developing cell, described handle locking member allowed described rotating handle rotation.
Described handle locking member can comprise the stiff end that is fixed to described toner reservoir, and from the free end that described toner reservoir bias voltage separates, wherein inserts the inside surface that the free-ended pickup groove of described handle locking member is formed on described rotating handle.
Described toner cartridge locking device can comprise the urges boss that is arranged on described developing cell place, and wherein when toner reservoir was installed, this urges boss pushed described handle locking member to described toner reservoir.
Described toner reservoir can comprise a pair of protection boss that is arranged on described handle locking member both sides.
The locking blade of described rotating handle can comprise the insertion boss that protrudes to described toner reservoir.
Above-mentioned and/or the others of general plotting of the present invention and effectiveness can realize by a kind of toner cartridge locking device is provided, this locking device comprises rotating handle, it can be rotatably set in toner reservoir first end, and has the locking blade that is formed on its outer periphery surface; The suspension hook part, it is arranged on the developing cell place that described toner reservoir is installed, and therefore when described rotating handle rotated in predetermined angular, the locking blade of this rotating handle inserted described suspension hook part; And handle locking member, it is arranged on described toner reservoir place, when not being installed to described developing cell with the described toner reservoir of box lunch, described handle locking member does not allow described rotating handle rotation, and when described toner reservoir was installed to described developing cell, described handle locking member allowed described rotating handle rotation.
Above-mentioned and/or the others of general plotting of the present invention and effectiveness also can realize by a kind of imaging device is provided, this device comprises developing cell, it is arranged in the main body, and comprising light-sensitive medium and at least one toner cartridge mounting portion, at least one is installed to this mounting portion for described light-sensitive medium provides the toner cartridge of toner; The toner cartridge locking device, its locking is installed to described at least one toner cartridge of the toner cartridge mounting portion of described developing cell, wherein said toner cartridge locking device comprises: rotating handle, this rotating handle can be rotatably set in toner reservoir first end, and has the locking blade that is formed on its outer periphery surface; With the suspension hook part, it is arranged on the developing cell place that described toner reservoir is installed, and wherein when described rotating handle rotated in predetermined angular, the locking blade of described rotating handle inserted this suspension hook part; And protecgulum, it is arranged on the described main body to cover the front surface of described developing cell, and wherein said at least one toner cartridge mounting portion is formed in the described developing cell.
Described developing cell can comprise four toner cartridges, and wherein the size of a toner cartridge in these four toner cartridges is bigger than other three toner cartridges.
Larger-size toner cartridge can comprise the extension, and the toner cartridge mounting portion that this larger-size toner cartridge inserted comprises the extension slot corresponding to described toner cartridge extension, and wherein said extension slot forms ground does not interfere with other three toner cartridge mounting portions.
Above-mentioned and/or the others of general plotting of the present invention and effectiveness also can realize by a kind of toner cartridge installation method is provided, this installation method comprises the toner cartridge mounting portion of described toner cartridge being inserted developing cell, and the rotating handle that rotates described toner cartridge is so that the rotation of the locking blade of described rotating handle and described rotating handle equidirectional, thereby is stuck on the suspension hook part of described developing cell.
The width of described rotating handle can be greater than the width of described locking blade.
At this moment, when described rotating handle rotates about 45 when spending, the locking blade of described rotating handle is stuck on the suspension hook part of described developing cell.
Above-mentioned and/or the others of general plotting of the present invention and effectiveness also can realize by a kind of toner cartridge installation method is provided, this installation method comprises the toner cartridge mounting portion of the described toner cartridge insertion developing cell that will have rotating handle, impel handle locking member that the urges boss that is arranged on described toner cartridge mounting portion pushes described toner cartridge so that this handle locking member separates from the pickup groove of described rotating handle, and rotate the rotating handle of described toner cartridge so that the locking blade of described rotating handle is stuck on the suspension hook part of described developing cell.
Before described toner cartridge inserted described toner cartridge mounting portion, the benchmark boss of described toner cartridge can be aimed at the baseline trough that is formed on described toner cartridge mounting portion.
Above-mentioned and/or the others of general plotting of the present invention and effectiveness also can realize by a kind of toner cartridge method for dismounting is provided, this method for dismounting comprises: rotation be installed to developing cell described toner cartridge mounting portion described toner cartridge rotating handle in case the locking blade of described rotating handle partly deviate from from the suspension hook of described developing cell, and from the toner cartridge mounting portion of described developing cell separately with described toner cartridge.
When described rotating handle rotates about 45 when spending, the locking blade of described rotating handle can partly separate from the suspension hook of described developing cell.
When with described toner cartridge when described toner cartridge mounting portion separates, the handle locking member of described toner cartridge can insert the pickup groove of described rotating handle.
Above-mentioned and/or the others of general plotting of the present invention and effectiveness also can realize by a kind of toner cartridge that is removably disposed in the imaging device developing cell is provided, described toner cartridge comprises the toner reservoir that stores toner, and rotating handle, this rotating handle can be rotatably set in described toner reservoir first end, and has a locking blade that is formed on described toner reservoir outer periphery surface, wherein when described rotating handle rotated in predetermined angular, described locking blade was stuck in the suspension hook part that is arranged on the described developing cell.
Above-mentioned and/or the others of general plotting of the present invention and effectiveness also can realize by a kind of dismountable toner reservoir that is arranged on the toner cartridge in the imaging device developing cell is provided, described toner reservoir comprises the rotating handle that can be rotatably set in this toner reservoir first end, and the locking blade that is arranged on described rotating handle place, wherein be installed to described developing cell and described rotating handle when in predetermined angular, rotating when described toner reservoir, described locking blade is stuck in the suspension hook part that is arranged on the described developing cell, so that described toner reservoir locks onto described developing cell.
Above-mentioned and/or the others of general plotting of the present invention and effectiveness also can realize by a kind of rotating handle that is removably disposed in the toner cartridge in the imaging device developing cell is provided, described rotating handle comprises the locking blade of the outer periphery surface that is arranged on this rotating handle, wherein said rotating handle can be rotatably set in described toner reservoir first end, and when described toner reservoir is installed to described developing cell and described rotating handle when rotating in predetermined angular, described locking blade is stuck in the suspension hook part that is arranged on the described developing cell, so that described toner cartridge locks onto described developing cell.
Described rotating handle can comprise pickup groove, the handle locking member that is arranged on the described toner reservoir inserts wherein, wherein when described toner reservoir is not installed to described developing cell, described handle locking member inserts described pickup groove so that described rotating handle does not rotate, and when described toner reservoir is installed to described developing cell, described handle locking member separates from described pickup groove, so that the rotation of described rotating handle.
Above-mentioned and/or the others of general plotting of the present invention and effectiveness also can realize with the toner cartridge locking device that imaging device uses by providing a kind of, described toner cartridge locking device comprises the toner reservoir that is installed on the developing cell, and described developing cell have locking blade and suspension hook part at least one of them; And be arranged on rotating handle on the described toner reservoir, this rotating handle also have described locking blade and described suspension hook part at least one of them, wherein said rotating handle rotates in a direction, described locking blade is engaged with described hook portion branch, and, divide dismounting with described locking blade and described suspension hook in another direction rotation.
Above-mentioned and/or the others of general plotting of the present invention and effectiveness also can realize by the locking/unlocking method that a kind of imaging device toner cartridge is provided, described method comprises the rotating handle that is installed to the described toner cartridge of developing cell toner cartridge mounting portion along disassembly direction and one of them rotation of installation direction, with the described rotating handle of box lunch when disassembly direction rotates, from the locking blade of described developing cell and suspension hook part at least one of them free the locking blade of described rotating handle and suspension hook part wherein another, and when described rotating handle when installation direction rotates, with the locking blade of described rotating handle and suspension hook part at least one of them partly at least wherein another engages with the locking blade of described developing cell and suspension hook.
Above-mentioned and/or the others of general plotting of the present invention and effectiveness also can realize by a kind of computer-readable medium that has the computer program of manner of execution on it is provided, wherein said method comprises the rotating handle that is installed to the toner cartridge of developing cell toner cartridge mounting portion along the rotation of one of disassembly direction and installation direction, with convenient rotating handle when disassembly direction rotates, from the locking blade of described developing cell and suspension hook part at least one of them free the locking blade of described rotating handle and suspension hook part at least wherein another; And when rotating handle when direction of engagement is rotated, with the locking blade of described rotating handle and suspension hook part at least one of them partly at least wherein another engages with the locking blade of described developing cell and suspension hook.
Description of drawings
These of general plotting of the present invention and/or others and effectiveness will and engage accompanying drawing from the description of following embodiment and become obviously and be more readily understood, wherein:
Fig. 1 schematically illustrates the sectional view of conventional toner cartridge locking device;
Fig. 2 is the skeleton view of toner cartridge locking device that the embodiment of the general plotting according to the present invention is shown;
Fig. 3 is the decomposition view of toner cartridge of toner cartridge locking device that the embodiment of the general plotting according to the present invention is shown;
Fig. 4 is the skeleton view of rotating handle that the toner cartridge of Fig. 3 is shown;
Fig. 5 is the part skeleton view of embodiment of handle locking member that the toner cartridge of Fig. 3 is shown;
Fig. 6 is that the rotary supporting part of rotating part that the toner cartridge locking device of the general plotting embodiment according to the present invention is shown divides and the sectional view that is connected of the guiding groove of guide boss;
Fig. 7 illustrates the partial cross section figure of basis from the rotating handle of the handle locking member locking of the toner cartridge locking device of present general inventive concept embodiment;
Fig. 8 is the partial cross section figure that the rotating handle of deviating from from the handle locking member of the toner cartridge locking device of the general plotting embodiment according to the present invention is shown;
Fig. 9 illustrates the front view of toner cartridge locking device of the release of the embodiment of general plotting according to the present invention;
Figure 10 is the front view of toner cartridge locking device that the locking of the embodiment of general plotting according to the present invention is shown;
Figure 11 illustrates the skeleton view of the imaging device with toner cartridge locking device of the embodiment of the general plotting according to the present invention;
Figure 12 is the cross sectional view that schematically illustrates the imaging device of Figure 11;
Figure 13 illustrates the skeleton view of the embodiment of the toner cartridge that will be installed to imaging device shown in Figure 11;
Figure 14 is the skeleton view that embodiment that the general plotting according to the present invention is shown does not install the developing cell of toner cartridge;
Figure 15 illustrates and will be installed to the skeleton view of non-circular toner cartridge of the developing cell of Figure 14;
Figure 16 is the sectional view that the toner cartridge of the 16-16 line intercepting in Figure 15 is shown;
Figure 17 is the partial cross section figure that toner cartridge that the embodiment of general plotting according to the present invention is shown locks onto described toner cartridge mounting portion fully;
Figure 18 is the sectional view that toner cartridge that the embodiment of general plotting according to the present invention is shown not exclusively locks onto the toner cartridge mounting portion;
Figure 19 is the front view that the embodiment of the general plotting according to the present invention has the rotating handle of locking blade; And
Figure 20 is the process flow diagram that the locking/unlocking method of the toner cartridge of the imaging device of the embodiment of general plotting according to the present invention is shown.
Embodiment
To the embodiment of general plotting of the present invention be made a detailed description now, the example of described embodiment is shown in the drawings, and wherein similarly Reference numeral is represented similar elements all the time.The embodiment that describes below is for general plotting of the present invention is described with reference to the accompanying drawings.
Key element defined in this instructions such as detailed structure and element, is in order to help complete understanding general plotting of the present invention.Therefore, obviously general plotting of the present invention also can realize under the situations that do not have those qualification key elements.In addition, omit well-known function and structure, know with concise and to the point so that the embodiment of this paper describes.
Fig. 2 is the decomposition diagram of toner cartridge locking device that the embodiment of the general plotting according to the present invention is shown.
With reference to Fig. 2, the toner cartridge locking device 100 of the embodiment of general plotting comprises toner cartridge 110 and suspension hook part 150 according to the present invention.
For providing the toner cartridge 110 of toner, imaging device 300 (referring to Figure 13) developing cell 200 is removably disposed in the toner cartridge mounting portion 201 of developing cell 200.Toner cartridge 110 comprises toner reservoir 130, and rotating handle as shown in Figure 3 120.
With reference to Fig. 3 and 16, toner reservoir 130 stores the toner of scheduled volume, and forms hollow columnar substantially, has the opposed end of sealing.The rotary supporting part that supports described rotating handle 120 rotations divides 133 to be formed on toner reservoir 130 first ends 131.Rotary supporting part divides 133 to be substantially shaped as annular.Acceptance is set from the gear 141 of the power of developing cell 200 with the toner supply part 142 of the toner in the toner reservoir 130 is provided for developing cell 200 at toner reservoir 130 second ends 140.
Rotating handle 120 can be rotatably set in toner reservoir 130 first ends 131 and has the locking blade 121 that is formed on its outer periphery surface.In this embodiment, rotating handle 120 is provided with rotating part 123, and the rotary supporting part that this rotating part inserts toner reservoir 130 divides 133, and divides 133 rotations about rotary supporting part, so that rotating handle 120 can be with respect to toner reservoir 130 rotations.Therefore, rotating handle 120 rotating parts 123 (Fig. 4) basically form the annular for divide 133 corresponding to toner reservoir 130 rotary supporting parts.Rotating handle 120 rotating parts 123 can form from toner reservoir 130 rotary supporting parts and divide 133 inboards or outside insertion rotary supporting part to divide 133.In this embodiment, rotating handle 120 rotating parts 123 as shown in Figure 6, basically form and are annular, divide 133 so that insert toner reservoir 130 rotary supporting parts from the outside.Therefore, rotating handle 120 is connected to toner reservoir 130 and can rotates with respect to this toner reservoir 130.But, do not rotate even toner reservoir 130 can form when rotating handle 120 rotations yet.
The ring rotation part 123 of rotating handle 120 as shown in Figure 4, can be divided into two parts 123a and 123b at least in its diametric(al).If rotating part 123 forms two parts 123a and 123b at least, then rotating handle 120 rotating parts 123 can utilize its elasticity and be connected to toner reservoir 130 rotary supporting parts easily and divide 133.
In addition, toner reservoir 130 rotary supporting parts divide 133 can be provided with at least one guiding groove 134 or guide boss (not shown), and rotating handle 120 rotating parts 123 can be provided with at least one guide boss 124 or guiding groove (not shown), this guide boss or guiding groove can be inserted into and be formed on toner reservoir 130 rotary supporting parts and divide in described at least one guiding groove 134 or guide boss of 133, can stablize rotation with respect to toner reservoir 130 so that state rotating handle 120, and the rotating range of rotating handle 120 may be limited in the predetermined angular range.
In this embodiment, as shown in Figure 4, rotating handle 120 rotating parts 123 are provided with guide boss 124, and toner reservoir 130 rotary supporting parts divide 133 to be provided with guiding groove 134 (Fig. 3), this guiding groove is formed on its outer periphery surface, and guide boss 124 inserts wherein as shown in Figure 3.When rotating handle 120 is connected to toner reservoir 130, as shown in Figure 6, is formed on two guide boss 124 on rotating handle 120 rotating parts 123 and inserts and be formed on toner reservoir 130 rotary supporting parts and divide in two guide recess 134 on 133.In this embodiment, form toner reservoir 130 rotary supporting parts and divide 133 guiding groove 134 to limit the anglec of rotation, so that the guide boss 124 of rotating handle 120 rotating parts 123 can rotate in greater than 45 degree.Therefore, rotating handle 120 can be with respect to toner reservoir 130 rotation in 45 degree.But the anglec of rotation of rotating handle 120 only is an example, and naturally much less, the anglec of rotation of rotating handle 120 can be defined as different values.At this moment, can adjust the size of guiding groove 134 and guide boss 124, to change the anglec of rotation of rotating handle 120.
Perhaps, though do not illustrate, but rotating handle 120 rotating parts 123 can be provided with guiding groove, and toner reservoir 130 rotary supporting parts divide 133 can be provided with guide boss, in the guiding groove of these guide boss insertion rotating handle 120 rotating parts 123 and by its guiding.
With reference to Fig. 2 and 6, locking blade 121 is formed on rotating handle 120 outer periphery surfaces, and when described rotating handle 120 rotates in predetermined angular, described rotating vane will be stuck on the suspension hook part 150 that is arranged in the developing cell 200.The width W 1 of locking blade 121 can form littler than the width W 2 of rotating handle 120.Locking blade 121 rotates around rotating handle 120 rotation centers are whole with rotating handle 120.For spin locking blade 121, the user catches and rotates rotating handle 120.When the width W 2 of rotating handle 120 during greater than the width W 1 of locking blade 121, identical or the required power of hour rotation rotating handle 120 more than the width of the width W 2 of rotating handle 120 and locking blade 121, the user can promptly lock blade 121 with less power rotation rotating handle 120.
Here the width W 1 that locks blade 121 is meant and locks the length of blade 121 at rotating handle 120 peripheral directions as shown in Figure 6.With reference to Figure 19, when rotating handle 120 locking a plurality of boss 121a of blade 121 ' formations and 121b, locking blade 121 ' width be meant the distance of separating between the outside of two boss 121a in a plurality of boss and 121b farthest.For example, when locking blade 121 ' formations as shown in figure 19 two boss 121a and during 121b, locking blade 121 ' the distance of width W 1 between being meant outside two boss 121a and the 121b.In addition, the width W 2 of rotating handle 120 is meant the rotating handle 120 cross sections length of long part.When rotating handle 120 cross sections were circular as shown in Fig. 6 and 19, the width W 2 of rotating handle 120 was meant the diameter of rotating handle 120.
With reference to Fig. 6 and 17, insert boss 170 and can be formed on the bottom surface of locking blade 121.When toner cartridge 110 (Fig. 2) inserts in the toner cartridge mounting portion 201 fully, insert boss 170 and can be positioned on the suspension hook part 150.In this embodiment, insert boss 170 and be formed on the bottom surface of locking blade 121, can be half of locking blade 121 width W 1 with toner reservoir 130 parallel sided and its width.When toner cartridge 110 (Fig. 2) is installed to the toner cartridge mounting portion 201 of developing cell 200 fully, the clearance G between the protecgulum 303 that the height H of insertion boss 170 can cover developing cell 200 (referring to Figure 17) greater than the handle 128 and the imaging device 300 (Figure 13) of toner cartridge 110.For example, when toner cartridge 110 handles 128 and imaging device 300 covered clearance G between the protecgulum 303 of developing cell 200 and be approximately 3mm, the height H of inserting boss 170 was approximately 5mm.
As shown in Fig. 3 and 4, skirt section 126 can be formed on rotating handle 120 neighborings, surrounds rotating part 123, and has identical center with rotating part 123.Skirt section 126 prevents to see that from the outside being connected to toner reservoir 130 rotary supporting parts divides 133 rotating handle 120 rotating parts 123.Locking blade 121 can be arranged on the skirt section 126.
In addition, rotating handle 120 can have handle 128 as shown in Figure 3, so that the user rotates rotating handle 120 easily.Handle 128, as shown in Figure 4, form with rotating handle 120 on to form a side of rotating part 123 relative.When locking blade 121 inserted developing cell 200 suspension hook parts 150, the handle 128 of rotating handle 120 can keep horizontal level.When locking blade 121 separates so that when dismantling toner cartridge 110 from suspension hook part 150, handle 128 can be in obliquity.
In addition, toner cartridge 110 can have handle locking member 160, to prevent rotating handle 120 rotations.Handle locking member 160 as shown in Fig. 3 and 5, is arranged near the rotating handle 120, is positioned at toner reservoir 130 sides of toner cartridge 110.With reference to Fig. 7, handle locking member 160 1 end 160b form the stiff end be fixed to toner reservoir 130, and handle locking member 160 other end 160a form free end, and this free end is biased and from toner reservoir 130 sides separately.Therefore, when handle locking member 160 was subjected to pushing force, free end 160a was near toner reservoir 130.When pushing force when handle locking member 160 removes, free end 160a is far away from toner reservoir 130.In this embodiment, handle locking member 160 is formed by leaf spring, and its free end 160a bending enters the pickup groove 161 of rotating handle 120.Handle locking member 160 stiff end 160b are fixed to the fixed part 163 that is formed on toner reservoir 130 sides.In addition, a pair of protection boss 165 (Fig. 5) can be formed on handle locking member 160 both sides, is positioned on the side of toner reservoir 130.That is, handle locking member 160 can be arranged between described this a pair of protection boss 164.This a pair of protection boss 164 separates the space between handle locking member 160 and toner reservoir 130 sides in the both sides of handle locking member 160, therefore allow described handle locking member 160 smooth operations.
With reference to Fig. 4 and Fig. 8, the pickup groove 161 that handle locking member 160 is inserted can be formed on the inside surface in rotating handle 120 skirt sections 126.Pickup groove 161 can form and make that handle locking member 160 free end 160a insert pickup groove 161 when the handle 128 of described rotating handle 120 tilts.In this embodiment, when the handle 128 of rotating handle 120 tilted in about 45 degree, handle locking member 160 free end 160a inserted in the pickup groove 161.In addition, when the urges boss 162 of toner cartridge mounting portion 201 pushed handle locking members 160, handle locking member 160 free end 160a separated from pickup groove 161 as shown in Figure 8.When urges boss 162 did not push handle locking member 160, handle locking member 160 free end 160a inserted pickup groove 161 as shown in Figure 7.When handle locking member 160 free end 160a inserted in the pickup groove 161 of rotating handle 120, rotating handle 120 can not be with respect to toner reservoir 130 rotations.
With reference to Fig. 2, benchmark boss 139 can be formed on the side of toner reservoir 130, near second end 140 that rotating handle 120 is not set.In addition, can be formed on the toner cartridge mounting portion 201 of developing cell 200 corresponding to the baseline trough 205 of benchmark boss 139.Therefore, when toner cartridge 110 was installed to toner cartridge mounting portion 201, the user inserted baseline trough 205 with benchmark boss 139, then toner cartridge 110 is pushed toner cartridge mounting portion 201.When imaging device 300 (Figure 13) used a plurality of toner cartridge 110 for different colors, according to different colours, each benchmark boss 139 of some toner cartridge 110 can shape be to have different phase places.Therefore can prevent that the user is installed to the toner cartridge 110 of particular color the toner cartridge mounting portion 201 of the toner cartridge 110 of different colours.
Suspension hook part 150 is arranged in the developing cell 200 that toner cartridge 110 installed.Developing cell 200 is provided with at least one toner cartridge mounting portion 201 that toner cartridge 110 is installed.Suspension hook part 150 is arranged on the inlet of the toner cartridge mounting portion 201 that is formed on the developing cell 200, and forms the locking blade 121 that holds rotating handle 120.Therefore, when the locking blade 121 of rotating handle 120 inserted suspension hook part 150, toner cartridge 110 locked onto developing cell 200.Suspension hook part 150 can form independent part and be arranged in the developing cell 200.Perhaps, suspension hook part 150 can form integral body with the toner cartridge mounting portion 201 of developing cell 200.
Toner cartridge mounting portion 201 forms substantially the circular hole corresponding with the toner reservoir 130 of toner cartridge 110 and is provided with toner accommodating part (not shown), and this holding portion is formed on its inside surface with corresponding with the toner supply part 142 (Figure 16) of toner cartridge 110.The toner accommodating part is communicated with so that toner is fed to developer roll 220 from toner cartridge 110 with developer roll 220 (seeing Figure 12) fluid.Locking blade guiding groove 203 can be formed on the inlet of toner cartridge mounting portion 201, prevents that rotating handle 120 locking blades 121 from outwards protruding from developing cell 200, and the rotation of guiding locking blade 121.If locking blade 121 has the boss 170 of insertion, then form locking blade guiding groove 203 to accept to insert boss 170.Suspension hook part 150 can be arranged on locking blade guiding groove 203 fronts to cover the some parts of locking blade guiding groove 203.When rotating handle 120 when first direction rotates, locking blade 121 inserts the space between suspension hook parts 150 and the locking blade guiding groove 203, so that toner cartridge 110 locks onto the toner cartridge mounting portion 201 of developing cell 200.In addition, when in the opposite direction rotating rotating handle 120, locking blade 121 separates from suspension hook part 150, so that toner cartridge 110 becomes the state that can separate from the toner cartridge mounting portion 201 of developing cell 200.
In addition, with reference to Fig. 3 and 16, urges boss 162 can be arranged on the handle locking member 160 of the porch of toner cartridge mounting portion 201 with pushing toner cartridge 110 (Fig. 2).Therefore, when toner cartridge 110 was installed to toner cartridge mounting portion 201, as shown in Figure 8, urges boss 162 pushing handle locking members 160 were so that handle locking member 160 free end 160a separate from the pickup groove 161 that is formed on rotating handle 120 inside surfaces.Subsequently, rotating handle 120 can rotate freely with respect to toner reservoir 130.
As shown in Figures 9 and 10, latched position and the toner cartridge 110 of having represented toner cartridge 110 (Fig. 2) to lock onto toner cartridge mounting portion 201 can be arranged on suspension hook part 150 and the developing cell 200 from the mark of the separation point position that toner cartridge 201 is pulled down.With reference to Fig. 9 and Figure 10, on behalf of toner cartridge 110, the lock mark 152 of locking lock onto the latched position of toner cartridge mounting portion 201 by suspension hook part 150.And the unlocked position that on behalf of toner cartridge 110, the lock mark of opening 153 can separate from toner cartridge mounting portion 201.Reference numeral 151 is arranged in rotating handle 120 places of toner cartridge 110.When the Reference numeral 151 of rotating handle 120 pointed to the lock mark 152 of locking, toner cartridge 110 locked onto toner cartridge mounting portion 201.
The operation of the toner cartridge locking device 100 of the embodiment of general plotting according to the present invention is described with reference to Fig. 2,9 and 10 hereinafter.At this moment, the installation method of toner cartridge 110 and method for dismounting will illustrate together.
At first, when toner cartridge 110 is installed to the developing cell 200 of imaging device 300 (seeing Figure 13), the user catches the rotating handle 120 and the toner reservoir 130 of toner cartridge 110, then, and with the toner cartridge mounting portion 201 of toner reservoir 130 insertion developing cells 200.At this moment, regulate the direction of toner cartridge 110, the locking blade 121 of toner cartridge 110 rotating handles 120 is not interfered with suspension hook part 150, and be inserted in the locking blade guiding groove 203.When as shown in this embodiment, toner cartridge 110 is provided with benchmark boss 139 and toner cartridge mounting portion 201 when being provided with baseline trough 203, benchmark boss 139 is aimed at baseline trough 203, and subsequently, toner cartridge 110 inserts toner cartridge mounting portion 201.In addition, when toner cartridge 110 was provided with handle locking member 160, handle locking member 160 free end 160a inserted in the pickup groove 121 of rotating handle 120 so that rotating handle 120 does not rotate and fixing with respect to toner reservoir 130.Therefore, when toner cartridge 110 was installed, rotating handle 120 did not rotate with respect to toner reservoir 130.
When the locking blade 121 of toner cartridge 110 rotating handles 120 is contained in the locking blade guiding groove 203 of described developing cell 200, be formed on the handle locking member 160 of the urges boss 162 pushing toner cartridges 110 of toner cartridge mounting portion 201.When pushing handle locking member 160, as shown in Figure 8, the free end 160a of handle locking member 160 separates so that rotating handle 120 can rotate from the pickup groove 161 of rotating handle 120.After toner cartridge 110 was installed to toner cartridge mounting portion 201, the user was rotated in a clockwise direction rotating handle 120 about 45 degree as shown in Figure 9.Therefore, the locking blade 121 of rotating handle 120 inserts suspension hook part 150, and the handle 128 of rotating handle 120 becomes level as shown in Figure 10.
In toner cartridge 110 according to this embodiment, as shown in Figure 6, the guide boss 124 that is formed on rotating handle 120 rotating parts 123 divides 133 guiding groove 134 guiding by being formed on toner reservoir 130 rotary supporting parts, so that rotating handle 120 can be with respect to the only stable rotation in the scopes of about 45 degree of this toner reservoir 130.After the locking blade 121 of rotating handle 120 inserts suspension hook part 150, when the handle 128 of toner cartridge 110 is pulled out, the locking blade 121 of rotating handle 120 is interfered with suspension hook part 150, so toner cartridge 110 is not from the toner cartridge mounting portion 201 separately.Therefore, toner cartridge 110 locks onto developing cell 200.
When with toner cartridge 110 from the developing cell 200 of imaging device 300 separately the time, the user catches the handle 128 of rotating handle 120, then, rotate rotating handle 120 about 45 degree in the counterclockwise direction so that the locking blade 121 of rotating handle 120 separates from suspension hook part 150 as shown in Figure 9 fully.When rotating handle rotates about 45 when spending, the pickup groove 161 that is formed on rotating handle 120 inside surfaces is positioned at the front of handle locking member 160 free end 160a.In this state, when drawing the handle 128 of rotating handle 120, the locking blade 121 of this rotating handle 120 is not interfered with suspension hook part 150, so toner cartridge 110 separates with toner cartridge mounting portion 201.When toner cartridge 110 when predetermined length is deviate from toner cartridge mounting portion 201, handle locking member 160 separates from urges boss 162.When handle locking member 160 when urges boss 162 is separated, the free end 160a of this handle locking member 160 enters the pickup groove 161 of rotating handle 120 to fix this rotating handle 120 by the restoring force of handle locking member 160.Therefore, rotating handle 120 can not be with respect to toner reservoir 130 rotations.
The toner cartridge locking device 100 of the embodiment of utilization general plotting according to the present invention, the rotation that can be rotatably set in the rotating handle 120 on the toner reservoir 130 allow toner cartridge 110 to become toner cartridge 110 and lock onto the released state that the lock-out state of developing cell 200 or toner cartridge 110 can separate with developing cell 200.Therefore, toner cartridge 110 is installed to easily on the developing cell 200 and from developing cell and pulls down.
In addition, if toner cartridge 110 is provided with handle locking member 160, only rotating handle 120 can rotate when toner cartridge 110 is installed to toner cartridge mounting portion 201.Therefore, when installation or removal toner cartridge 110, rotating handle 120 does not rotate so that mount and dismount toner cartridge 110 in an easy manner from a side direction opposite side.
The imaging device with toner cartridge locking device 100 300 of the embodiment of general plotting according to the present invention is described with reference to Figure 11 and 12 hereinafter.
With reference to Figure 11 and 12, the imaging device 300 with toner cartridge locking device 100 (Fig. 2) of the embodiment of general plotting comprises main body 301, print media feed unit 310, exposing unit 320, developing cell 210, transfer printing unit 340, fixation unit 350 and output unit 360 according to the present invention.
Main body 301 forms the appearance of imaging device 300, and supports print media feed unit 310, exposing unit 320, developing cell 210, transfer printing unit 340, fixation unit 350 and output unit 360.Protecgulum 303 is hinged to main body 301 front surfaces optionally to open or close the front surface that is formed with toner cartridge mounting portion 201.
Print media feed unit 310 stores the print media P of scheduled volume, and picks up print media P one by one, then it is supplied to transfer printing unit 340.Print media feed unit 310 comprises pick-up roller 311 that picks up print media P and the transfer roller 313 that transmits the print media P that is picked up.
Exposing unit 320 sends the electrostatic latent image of being scheduled to formation on the light-sensitive medium 210 of developing cell 200 corresponding to the laser beam of print data.
Developing cell 200 is a toner image with the latent electrostatic image developing of light-sensitive medium 210, and comprises light-sensitive medium 210, is arranged on four developer rolls 220 around the light-sensitive medium 210 and is the toner feeding unit 230 of four developer roll 220 supplying toners.
Light-sensitive medium 210 rotatable being arranged in the developing cell 200.The laser beam of sending from exposing unit 320 forms electrostatic latent image on light-sensitive medium 210 surfaces.Four developer rolls 220 each provide black, cyan, magenta and Yellow toner to form coloured image for the electrostatic latent image that is formed on the light-sensitive medium 210.Toner feeding unit 230 is the toner of each supply different colours of four developer rolls, and is provided with four toner cartridge mounting portions 201 that four toner cartridges 110 are installed.
Figure 13 is the skeleton view that imaging device 300 is shown, and the protecgulum 303 of this imaging device main body 301 is opened to appear toner cartridge mounting portion 201 that is formed in the described developing cell 200 and the toner cartridge 110 (Fig. 2) that is installed to this toner cartridge mounting portion 201 (Fig. 2).Figure 14 illustrates developing cell 200 skeleton views that do not have toner cartridge 110 and 110 ' (Figure 15).
With reference to Figure 14, developing cell 200 be provided with four toner cartridge mounting portions 201 and 201 '.Three toner cartridge mounting portions 201 basically form for the corresponding circular port of toner cartridge 110 (Fig. 2) that is inserted.In addition, toner cartridge mounting portion 201 ' form non-circular hole.Non-circular hole toner cartridge mounting portion 201 ' can be provided with extension slot 201 ' a to be extending to the part that does not form described three toner cartridge mounting portions 201 so that can be stored in insert non-circular toner cartridge mounting portion 201 ' in toner cartridge 110 ' (Figure 15) in the amount maximum of toner.Said structure allow toner cartridge 110 ' the toner capacity increase and do not increase the size of imaging device 300.
Be installed in non-circular toner cartridge mounting portion 201 ' toner cartridge 110 ' toner reservoir form and to have and non-circular toner cartridge mounting portion 201 ' corresponding noncircular cross section.Non-circular toner cartridge 110 ' an example shown in Figure 15 and 16.With reference to Figure 15 and 16, non-circular toner cartridge 110 ' toner reservoir have from cylindrical bodies 130 ' upwardly extending extension 130 ' a.Non-circular toner cartridge 110 ' extension 130 ' a form shape corresponding to non-circular toner cartridge mounting portion 201 ' (Figure 14) extension slots, 201 ' a.Therefore, than circular toner cartridge 110 toner reservoirs 130, non-circular toner cartridge 110 ' can store the bigger toning dosage corresponding with extension 130 ' a size.Stir the stirrer 145 of the toner T stored and transmit toner T to the toner conveying element 144 of toner supply section 142 be arranged on non-circular toner cartridge 110 ' in.Stirrer 145 and 144 acceptance of toner conveying element are arranged on the power of the gear 141 in toner cartridge 110 ' outside, therefore rotation.Because the general black toner that uses of imaging device 300 (Figure 13) is more than the toner of other color, in this embodiment, the black toner cartridge 110 of storage black toner ' form non-circular toner cartridge, and the toner cartridge 110 of other three colors forms the measure-alike circular toner cartridge of round section.
With reference to Figure 12 and 14, described toner accommodating part (not shown) is formed on 201 inboards, toner cartridge mounting portion to hold the toner of discharging from toner cartridge 110.The toner that enters the toner accommodating part is fed to developer roll 220 via toner feeding unit 230.Therefore, in non-circular toner cartridge mounting portion 201 ', extension slot 201 ' can form relative with described toner accommodating part.
With reference to Figure 14 and 16, developing cell 200 be provided with four toner cartridge locking devices 100 with lock four toner cartridges 110 and 110 '.That is, suspension hook part 150 be arranged on each toner cartridge mounting portion 201 and 201 ' the porch, and the locking blade 121 be arranged on toner cartridge 110 and 110 ' rotating handle 120 places.Therefore, in toner cartridge 110 and 110 ' insertion toner cartridge mounting portion 201 and 201 ' afterwards, rotating handle 120 rotations are so that locking blade 121 inserts suspension hook part 150.Therefore, toner cartridge 110 and 110 ' lock onto developing cell 200.
With reference to Figure 16 and 17, when the locking blade 121 of rotating handle 120 is inserted into suspension hook part 150 so that described toner cartridge 110 ' (Figure 15), it is toner reservoir 130 ' when locking onto developing cell 200, locking blade 121 can form and is positioned at the height L place that is similar to toner reservoir 130 ' toner supply section 142, toner reservoir 130 ' length direction (directions X) relative with toner supply section 142.That is to say that as shown in Figure 16, the center line 121c of locking blade 121 can be identical with the height L of toner supply section 142 or under it.If locking blade 121 forms when toner reservoir 130 ' when being installed to developing cell 200, locking blade 121 is positioned at the similar height with the height L of toner supply section 142, then toner cartridge locking device 100 can by toner cartridge 110 ' the power that produces during for developing cell 200 supplying toners of toner reservoir 130 ' by toner supply section 142 effectively prevent toner reservoir 130 ' be moved at directions X.In addition, locking blade 121 can prevent toner from toner reservoir 130 ' and toner cartridge mounting portion 201 ' between the space spill, this be since long-time use cause toner reservoir 130 ' toner supply section 142 deform.
In addition, the toner cartridge 110 of storage toning dosage maximum ' toner reservoir 130 ' can comprise aforesaid extension 130 ' a.Toner reservoir 130 ' extension 130 ' a, as shown in Figure 16, form relative in toner cartridge 110 short transverses (Y direction) substantially with toner supply section 142.Extension 130 ' a can be basically forms along vertical direction, so as toner can be fed to smoothly toner cartridge 110 ' toner supply section 142 and toner conveying element 144.In this embodiment, as shown in Figure 15, extension 130 ' a be formed on toner cartridge 110 ' upper right portion.
And, be formed on toner reservoir 130 ' extension 130 ' a can reduce the power of toner reservoir 130 ' be subjected at Y direction per unit area because this power toner cartridge 110 ' toner reservoir 130 ' for developing cell 200 supplying toners the time produce.Especially, when toner reservoir 130 ' extension 130 ' a form the cross section and be similar to the elliptical section timesharing, toner reservoir 130 ' contact toner cartridge mounting portion 201 ' area greater than the contact area when toner reservoir 130 is round section.Therefore, when supplying toner, compare when having round section with toner reservoir 130, the power of toner reservoir 130 ' be subjected at Y direction per unit area can reduce.If the power of toner reservoir 130 ' be subjected at Y direction per unit area reduces, toner reservoir 130 ' and the life-span of developing cell 200 can prolong.
Especially, because the black toner that uses the imaging device 300 of four colour toners to use is more than the toner of other color, so be used for the toner cartridge 110 of black toner ' more frequently and longer time ground supplying toner, therefore be subjected to the power bigger than the toner cartridge 110 of other different colours toner than other toner cartridge 110 that is used for other color toners.If be used for the toner cartridge 110 of black toner ' be formed with extension 130 ' a, be applied in vertical direction (Y direction) then that power can reduce on toner cartridge 110 ' per unit area.Therefore, can prevent to be used for the toner cartridge 110 of black toner ' deform and/or the lost of life.
In the above description, developing cell 200 is used for the toner cartridge 110 ' formation non-circular shape of black toner, and still, this should not be counted as restriction.As possibility, be used for the toner cartridge 110 of black toner ' can form circular cartridge.
With reference to Figure 12, the toner image that transfer printing unit 340 allows to be formed on the light-sensitive medium 210 is transferred on the print media P, and comprises that toner image on the light-sensitive medium P at first is transferred to the transfer belt 341 on it; And will be transferred to toner image on the transfer belt 341 and be transferred to transfer roll 343 on the print media P.
The toner image of 350 pairs of transfer printing unit 340 transfer printings of fixation unit applies high heat and pressure, therefore with toner image on print media P.This fixation unit 350 comprises backer roll and warm-up mill.
Output unit 360 outputs to the print media P that has on it by the toner image of fixation unit photographic fixing 350 photographic fixing outside the imaging device 300.Output transfer roller 361 is arranged on moving with guiding print media P between output unit 360 and the fixation unit 350.
When receiving print command, the imaging device 300 control exposing units 320 with said structure send the laser beam corresponding to print data.The electrostatic latent image that the laser beam of sending from exposing unit 320 forms corresponding to print data at the light-sensitive medium 210 of developing cell 200.Four developer rolls 220 are supplied black, cyan, magenta and Yellow toner respectively for light-sensitive medium 210, thereby are toner image with latent electrostatic image developing.The toner image that is formed on the light-sensitive medium 210 is transferred on the transfer belt 341 of transfer printing unit 340.
In addition, when receiving print command, imaging device 300 control print media feed units 310 pick up print media P, then, the print media P that picks up are supplied to transfer printing unit 340.
Transfer roll 343 allow to be transferred to toner image on the transfer belt 341 be transferred to enter print media P between transfer belt 341 and the transfer roll 343 from print media feed unit 310 on.The print media P that toner image is arranged when transfer printing on it is during by fixation unit 350, described toner image by photographic fixing to print media P.Photographic fixing has the print media P of toner image to output to outside the imaging device 300 by output transfer roller 361 and output unit 360 on it.
When imaging device 300 is carried out printing, consume the toner T in the toner cartridge 110 (Fig. 2).When the toner of toner cartridge 110 used up, the user should be replaced by new toner cartridge 110 with the toner cartridge 110 of sky.
With reference to Figure 16 and 17, when changing toner cartridge 110, at first open the protecgulum 303 of imaging device 300.Subsequently, counterclockwise rotate the rotating handle 120 of air-conditioning toner cartridge 110, and pull it, so the locking blade 121 of rotating handle 120 separates from suspension hook part 150, toner cartridge 110 can separate from the toner cartridge mounting portion 201 of developing cell 200 then.
With reference to Figure 13 and 16, the toner cartridge mounting portion 201 that new toner cartridge 110 inserts developing cell 200.At this moment, if the user promotes rotating handle 120 forward then with the baseline trough 205 of the benchmark boss 139 insertion toner cartridge mounting portions 201 of toner cartridge 110, toner cartridge 110 is installed easily then.After toner cartridge 110 was inserted toner cartridge mounting portion 201 fully, the user rotated rotating handle 120 so that the locking blade 121 of rotating handle 120 is positioned at after the suspension hook part 150.Closed then protecgulum 303 (Fig. 7) is finished the installation of toner cartridge 110.
When toner cartridge 110 as shown in figure 17 normal mounting when protecgulum 303 is closed fully, have space G between the handle 128 of rotating handle 120 and the protecgulum 303 when the toner cartridge mounting portion 201.But when toner cartridge 110 not exclusively inserted toner cartridge mounting portion 201, the user rotated rotating handle 120 so that the insertion boss 170 of locking blade 121 enters suspension hook part 150 as shown in figure 18.Therefore, the handle 128 of rotating handle 120 protrudes and the identical height of height H that inserts boss 170, so that protecgulum 303 can not be closed fully.Therefore, the toner cartridge locking device 100 of general plotting embodiment can prevent that the user from not exclusively installing at described toner cartridge 110 according to the present invention, operates described imaging device 300 when promptly toner cartridge 110 not exclusively inserts toner cartridge mounting portion 201.
In the foregoing description, the imaging device 300 that is provided with four toner cartridges 110 is used as example, yet this not should be understood to restriction.The toner cartridge locking device 100 of the embodiment of general plotting can be used in the imaging device 300 with at least one toner cartridge 110 according to the present invention.
Figure 20 is the process flow diagram that the locking/unlocking method of the toner cartridge of the imaging device of the embodiment of general plotting according to the present invention is shown.With reference to Fig. 2 and 20, at step S210, toner cartridge 110 rotating handles 120 that are installed to developing cell 200 toner cartridge mounting portions 201 rotate along one of disassembly direction and installation direction.At step S220, when rotating handle 120 when disassembly direction rotates, the locking blade 121 of rotating handle 120 and suspension hook part (not shown) at least one of them from the locking blade (not shown) of developing cell 200 and suspension hook part 150 at least wherein another.At step S230, when rotating handle 120 when installation direction rotates, the locking blade 121 of rotating handle 120 and suspension hook part (not shown) at least one of them at least wherein another engages with the locking blade (not shown) of developing cell 200 and suspension hook part 150.
General plotting of the present invention also may be embodied as the computer-readable code on the computer-readable medium.Described computer-readable medium can comprise computer readable recording medium storing program for performing and computer-readable transmission medium.Described computer readable recording medium storing program for performing is that can store subsequently can be by any data storage device of the data of computer system reads.The example of computer readable recording medium storing program for performing comprises ROM (read-only memory) (ROM), random access memory (RAM), CD-ROM, tape, floppy disk and optical data storage.These computer readable recording medium storing program for performing also can distribute by the computer system that network connects, and therefore described computer-readable code is with distributed storage and execution.Described computer-readable transmission medium can transmit carrier wave or signal (such as, wired or unlimited data that transmit by the internet).In addition, functional programs, code and the code segment of realization general plotting of the present invention can be easy to be made up by the programmer in field under the general plotting of the present invention.
The installation and removal method of the toner cartridge of the various embodiments of utilization general plotting, imaging device and above-mentioned toner cartridge with this toner cartridge according to the present invention, the locking blade that described toner cartridge be can be rotatably set in the described rotating handle at described toner reservoir place partly locks with the suspension hook that is arranged on described developing cell place, therefore, the variation of the molded size of described toner cartridge does not influence the installation and removal of described toner cartridge.Therefore, described toner cartridge is installed to described developing cell in an easy manner or pulls down from it.
In addition, the toner cartridge of the various embodiments of utilization general plotting according to the present invention, installation and removal method with imaging device and described toner cartridge of this toner cartridge, the rotating handle of the described toner cartridge of installation or removal and suspension hook partly are exposed to outside the described developing cell, so the user knows easily whether described toner cartridge locks.
Although in this explanation with described a plurality of embodiment of general plotting of the present invention, but for a person skilled in the art, can make variation under the situation of principle that does not deviate from general plotting of the present invention and spirit, the scope of described design limits in claims and their equivalent.

Claims (54)

1. toner cartridge locking device comprises:
Rotating handle, this rotating handle can be rotatably set in toner reservoir first end, also have the locking blade that is formed on its outer periphery surface; And
The suspension hook part is arranged on the inlet of toner cartridge mounting portion, and this toner cartridge mounting portion is formed on the developing cell place with well format, and toner reservoir inserts described toner cartridge mounting portion along the prolonging direction of toner reservoir,
Wherein when described rotating handle rotated predetermined angular, the locking blade of this rotating handle inserted described suspension hook part.
2. toner cartridge locking device as claimed in claim 1, wherein
Described toner reservoir is included in the rotary supporting part branch that this toner reservoir first end group originally forms annular,
Described rotating handle comprises that rotating part divides rotation with the rotary supporting part with respect to described toner reservoir.
3. toner cartridge locking device as claimed in claim 2, wherein
The rotating part of described rotating handle insert inboard that the rotary supporting part of described toner reservoir divides and the outside one of them.
4. toner cartridge locking device as claimed in claim 2, wherein
One of them is formed on the rotary supporting part branch of described toner reservoir at least for guiding groove and guide boss.
5. toner cartridge locking device as claimed in claim 4, wherein
The rotating part of described rotating handle comprise guide boss and guiding groove one of them, its insertion be formed on described guiding groove that described rotary supporting part divides and described guide boss at least one of them.
6. toner cartridge locking device as claimed in claim 5, wherein
One of them forms and makes described rotating handle rotate in the scopes of about 45 degree at least for guiding groove that described rotating part and rotary supporting part divide and guide boss.
7. toner cartridge locking device as claimed in claim 2, wherein
The rotating part of described rotating handle basically forms for annular and in the diametric(al) of this rotating handle and is divided into two parts at least.
8. toner cartridge locking device as claimed in claim 2, wherein
Described rotating handle comprises:
Seal the sleeve of described rotating part.
9. toner cartridge locking device as claimed in claim 8, wherein
Described locking blade is arranged on described sleeve place.
10. toner cartridge locking device as claimed in claim 1, wherein
Described rotating handle comprises:
Handle.
11. toner cartridge locking device as claimed in claim 1 also comprises:
Be arranged on the handle locking member on the described toner reservoir, comprise:
Be fixed to the stiff end of described toner reservoir; With
Biased and free end that separate from described toner reservoir,
Wherein when described toner reservoir was not installed to described developing cell, described handle locking member did not allow described rotating handle rotation, and when described toner reservoir was installed to described developing cell, described handle locking member allowed described rotating handle rotation.
12. toner cartridge locking device as claimed in claim 11, wherein
Wherein pickup groove is formed on the inside surface of described rotating handle, and the free end of described handle locking member inserts in this pickup groove.
13. toner cartridge locking device as claimed in claim 12 also comprises:
Be arranged on the urges boss of described developing cell,
Wherein when described toner reservoir was installed, described urges boss pushed described handle locking member to described toner reservoir.
14. toner cartridge locking device as claimed in claim 12, wherein
Described toner reservoir comprises:
The a pair of protection boss that is arranged on described handle locking member both sides.
15. toner cartridge locking device as claimed in claim 1, wherein
The locking blade of described rotating handle comprises:
Insertion boss to described toner reservoir protrusion.
16. a toner cartridge locking device comprises:
Rotating handle, this rotating handle can be rotatably set in toner reservoir first end, also have the locking blade that is formed on its outer periphery surface;
Be arranged on the suspension hook part at the developing cell place that described toner reservoir is installed, therefore when described rotating handle rotated in predetermined angular, the locking blade of described rotating handle inserted described suspension hook part; With
When the handle locking member that is arranged on described toner reservoir is not installed in described developing cell with the described toner reservoir of box lunch, described handle locking member does not allow described rotating handle rotation, and when described toner reservoir is installed to described developing cell, described handle locking member allows described rotating handle rotation
Wherein said handle locking member comprises: stiff end that is fixed to described toner reservoir and free end biased and that separate from described toner reservoir.
17. toner cartridge locking device as claimed in claim 16, wherein
Described toner reservoir is included in the rotary supporting part branch that this toner reservoir first end group originally forms annular; With
Described rotating handle comprises rotating part, and it inserts the rotary supporting part branch of described toner reservoir, divides rotation with respect to described rotary supporting part; And pickup groove, the described free end of described handle locking member inserts wherein.
18. toner cartridge locking device as claimed in claim 16, wherein
The locking blade of described rotating handle comprises:
Insertion boss to described toner reservoir protrusion.
19. toner cartridge locking device as claimed in claim 16 also comprises:
Urges boss, it is arranged on described developing cell place, pushes described handle locking member to described toner reservoir.
20. an imaging device comprises:
Be arranged on the developing cell in the main body, it comprises light-sensitive medium and at least one toner cartridge mounting portion, for at least one toner cartridge of described light-sensitive medium supplying toner is installed to this mounting portion, wherein said toner cartridge mounting portion forms the hole makes at least one toner cartridge insert described toner cartridge mounting portion along the prolonging direction of this at least one toner cartridge;
The toner cartridge locking device is installed at least one toner cartridge of described developing cell toner cartridge mounting portion with locking,
Wherein said toner cartridge locking device comprises:
Rotating handle, this rotating handle can be rotatably set in toner reservoir first end, also have the locking blade that is formed on its outer periphery surface; With
The suspension hook part is arranged on the inlet of described toner cartridge mounting portion of the described toner reservoir of installation of described developing cell,
Wherein when described rotating handle rotates in predetermined angular, the locking blade of described rotating handle insert described suspension hook part and
Be arranged on the main body to cover the protecgulum of described developing cell front surface, described at least one toner cartridge mounting portion is formed in this developing cell front surface.
21. imaging device as claimed in claim 20, wherein
Described developing cell comprises four toner cartridges,
The size of one of wherein said four toner cartridges is greater than the size of other three toner cartridges.
22. imaging device as claimed in claim 21, wherein
Larger-size toner cartridge comprises the extension, and
The described toner cartridge mounting portion that described larger-size toner cartridge inserted comprises the extension slot corresponding to this toner cartridge extension, and wherein said extension slot does not form interferes with other three toner cartridge mounting portions.
23. a toner cartridge installation method, this installation method comprises:
Described toner cartridge is inserted the toner cartridge mounting portion of developing cell along the prolonging direction of described toner cartridge; With
The rotating handle that rotates described toner cartridge is so that the locking blade of described rotating handle and this rotating handle rotate at equidirectional, thereby inserts and be stuck on the suspension hook part of described developing cell.
24. installation method as claimed in claim 23, wherein
The width of described rotating handle is greater than the width of described locking blade.
25. installation method as claimed in claim 23, wherein
When described rotating handle rotates about 45 when spending, the locking blade of described rotating handle is stuck on the suspension hook part of described developing cell.
26. the installation method of a toner cartridge, described installation method comprises:
The toner cartridge mounting portion that will have the described toner cartridge insertion developing cell of rotating handle;
Make the urges boss that is arranged on described toner cartridge mounting portion push the handle locking member of described toner cartridge so that described handle locking member is separated by the pickup groove from described rotating handle; And
The rotating handle that rotates described toner cartridge is so that the locking blade of described rotating handle is stuck on the suspension hook part of described developing cell.
27. installation method as claimed in claim 26, wherein
Before described toner cartridge inserted described toner cartridge mounting portion, the benchmark boss of described toner cartridge was aimed at the baseline trough that is formed on described toner cartridge mounting portion.
28. the method for dismounting of a toner cartridge, described method for dismounting comprises:
To be installed to the rotating handle rotation of described toner cartridge of toner cartridge mounting portion of developing cell so that the locking blade of this rotating handle rotates the suspension hook part of described developing cell and partly separates from the suspension hook of described developing cell; With
Prolonging direction along described toner cartridge separates described toner cartridge from the toner cartridge mounting portion of described developing cell,
Wherein when described toner cartridge was separated from described toner cartridge mounting portion, the handle locking member of described toner cartridge inserted the pickup groove of described rotating handle.
29. method for dismounting as claimed in claim 28, wherein
When described rotating handle rotates about 45 when spending, the locking blade of described rotating handle partly separates from the suspension hook of developing cell.
30. a toner cartridge that is removably disposed in imaging device developing cell place, described toner cartridge comprises:
Toner reservoir stores toner and forms the shape of extending, and this toner reservoir comprises first end and second end opposite with described first end along the prolonging direction of toner reservoir; And
Rotating handle, this rotating handle can be rotatably set in described first end of described toner reservoir, also have the locking blade that is formed on its outer periphery surface;
Wherein said toner cartridge is installed in the described imaging device by the toner cartridge mounting portion that described second end with described toner reservoir inserts described display unit;
Wherein, after described toner reservoir inserts described toner cartridge mounting portion, on the suspension hook part that the described toner cartridge mounting portion that described rotating handle makes the described locking blade that is formed on described rotating handle place insert and be stuck in contiguous described developing cell with respect to described toner reservoir rotation is provided with.
31. toner cartridge as claimed in claim 30, wherein
Described toner reservoir is included in the rotary supporting part branch that this toner reservoir first end group originally forms annular; And
Described rotating handle comprises that the rotary supporting part branch that inserts described toner reservoir is to divide the rotating part of rotation with respect to described rotary supporting part.
32. toner cartridge as claimed in claim 31, wherein
The rotating part of described rotating handle insert inboard that the rotary supporting part of described toner reservoir divides and the outside one of them.
33. toner cartridge as claimed in claim 32, wherein
One of them is formed on the rotary supporting part branch of described toner reservoir at least for guiding groove and guide boss, and
The rotating part of described rotating handle comprise guide boss and guiding groove at least one of them, its insertion be formed on guiding groove that described rotary supporting part divides and guide boss at least one of them.
34. toner cartridge as claimed in claim 33, wherein
One of them forms and makes described rotating handle rotate in about 45 degree scopes at least for guiding groove that described rotating part and described rotary supporting part divide and guide boss.
35. toner cartridge as claimed in claim 31, wherein
The rotating part of described rotating handle basically forms for annular and in diametric(al) and is divided into two parts at least.
36. toner cartridge as claimed in claim 31, wherein
Described rotating handle comprises:
Seal the sleeve of described rotating part.
37. toner cartridge as claimed in claim 36, wherein
Described locking blade is arranged on described sleeve place.
38. toner cartridge as claimed in claim 30, wherein
Described rotating handle comprises:
Handle.
39. toner cartridge as claimed in claim 30 also comprises:
Be arranged on the handle locking member at described toner reservoir place, described handle locking member comprises the stiff end that is fixed to described toner reservoir and free end biased and that separate from described toner reservoir,
Wherein when described toner reservoir was not installed to described developing cell, described handle locking member did not allow described rotating handle rotation, and when described toner reservoir was installed to described developing cell, described handle locking member allowed described rotating handle rotation.
40. toner cartridge as claimed in claim 39,
Wherein pickup groove is formed on the inside surface of described rotating handle, and the free end of described handle locking member inserts in this pickup groove.
41. toner cartridge as claimed in claim 39 also comprises:
Be arranged on the urges boss of described developing cell,
Wherein when described toner reservoir was installed, described urges boss pushed described handle locking member to described toner reservoir.
42. toner cartridge as claimed in claim 39, wherein
Described toner reservoir comprises:
The a pair of protection boss that is arranged on described handle locking member both sides.
43. toner cartridge as claimed in claim 30, wherein
The locking blade of described rotating handle comprises:
Insertion boss to described toner reservoir protrusion.
44. a toner reservoir that is removably disposed in the toner cartridge at imaging device developing cell place, described toner reservoir comprises:
Can be rotatably set in the rotating handle of described toner reservoir first end; With
Be arranged on the locking blade on the described rotating handle;
Wherein when described toner reservoir inserted described developing cell and described rotating handle and rotates in predetermined angular along the prolonging direction of described toner reservoir, described locking blade inserted and is stuck in the suspension hook that is arranged on described developing cell and partly goes up so that described toner reservoir locks onto described developing cell.
45. toner reservoir as claimed in claim 44, wherein
The handle locking member is arranged on the described toner reservoir, and described handle locking member comprises the stiff end that is fixed to described toner reservoir and free end biased and that separate from described toner reservoir,
Wherein when described toner reservoir was not installed to described developing cell, described handle locking member did not allow described rotating handle rotation, and when described toner reservoir was installed to described developing cell, described handle locking member allowed described rotating handle rotation.
46. a rotating handle that is removably disposed in the toner cartridge of imaging device developing cell, described rotating handle comprises:
Be arranged on the locking blade of the outer periphery surface of described rotating handle, described rotating handle can be rotatably set in described toner reservoir first end, and
Wherein when described toner reservoir inserted described developing cell and described rotating handle and rotates in predetermined angular along the prolonging direction of described toner reservoir, described locking blade inserted and is stuck in the suspension hook that is arranged on described developing cell and partly goes up so that described toner reservoir locks onto described developing cell.
47. rotating handle as claimed in claim 46, wherein
Described rotating handle comprises pickup groove, and the handle locking member that is arranged on the described toner reservoir inserts in this pickup groove,
Wherein when described toner reservoir is not installed to described developing cell, described handle locking member inserts described pickup groove, therefore described rotating handle does not rotate, and when described toner reservoir is installed to described developing cell, described handle locking member separates from described pickup groove, therefore described rotating handle rotation.
48. in the developing cell that is arranged on imaging device and store the toner reservoir of toner, this toner reservoir comprises:
The toner supply section of output toner; With
At the rotating handle that the length direction and the described toner supply section of described toner reservoir is oppositely arranged, this rotating handle also has the locking blade;
Wherein when described toner reservoir inserted described developing cell and described rotating handle a direction rotation along the prolonging direction of described toner reservoir, described locking blade inserted and is stuck in the suspension hook that is arranged on described developing cell and partly goes up so that described toner reservoir locks onto described developing cell.
49. toner reservoir as claimed in claim 48, wherein
When described locking blade is stuck in described hook portion timesharing, described locking blade is positioned at the height similar to the height of described toner supply section.
50. toner reservoir as claimed in claim 47, wherein
The width of described locking blade is littler than the width of described rotating handle.
51. toner reservoir as claimed in claim 49, wherein
Described toner reservoir comprises:
The extension, when described toner reservoir was installed to described developing cell, protruded along the short transverse of this toner reservoir in the direction of described toner supply section vis-a-vis described extension.
52. toner reservoir as claimed in claim 51, wherein
The extension of described toner reservoir forms has a part of plurality of stepped serrations of formation, and
Wherein when some toner reservoirs were arranged on the developing cell of described imaging device, the toner reservoir of storage toning dosage maximum comprised described extension.
53. the toner cartridge locking device that can be used for imaging device, described toner cartridge locking device comprises:
Toner reservoir inserts described developing cell along the prolonging direction of this toner reservoir, and described developing cell have locking blade and suspension hook part at least one of them; With
Rotating handle, this rotating handle are arranged on the described toner reservoir, also have described locking blade and suspension hook the part at least wherein another,
Wherein said rotating handle rotates in a direction, described locking blade is inserted described suspension hook partly and with described locking blade engage with described hook portion branch, and in another direction rotation, described locking blade and described hook portion branch are freed.
54. the toner cartridge locking/unlocking method of an imaging device, described method comprises:
Be installed to the rotating handle of described toner cartridge of developing cell toner cartridge mounting portion in the rotation of one of disassembly direction and installation direction, wherein installation direction makes along the prolonging direction of described toner cartridge:
When described rotating handle during in the rotation of described disassembly direction, with the locking blade of described rotating handle and suspension hook part at least one of them wherein another is freed from the locking blade of described developing cell and suspension hook part; And
When described rotating handle when installation direction rotates, with the locking blade of described rotating handle and suspension hook part at least one of them insert the locking blade of described developing cell and suspension hook part at least wherein another and with the locking blade of described developing cell and suspension hook part at least wherein another engages.
CN2008100930429A 2007-06-25 2008-04-15 Toner cartridge locking apparatus, image forming apparatus having the same, toner cartridge, and mounting and dismounting method for a toner cartridge Expired - Fee Related CN101334626B (en)

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US9335723B2 (en) * 2013-09-02 2016-05-10 Samsung Electronics Co., Ltd. Image forming apparatus and container mounting groove thereof
US9360797B1 (en) * 2015-08-13 2016-06-07 Lexmark International, Inc. Toner cartridge having a movable projection for providing installation feedback to an image forming device
US9360834B1 (en) * 2015-09-15 2016-06-07 Lexmark International, Inc. Replaceable unit for an electrophotographic image forming device having positioning features for electrical contacts
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CN101334626A (en) 2008-12-31
DE602008003062D1 (en) 2010-12-02

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