CN108549200B - Image forming apparatus, developing cartridge, and image forming apparatus - Google Patents
Image forming apparatus, developing cartridge, and image forming apparatus Download PDFInfo
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- CN108549200B CN108549200B CN201810314177.7A CN201810314177A CN108549200B CN 108549200 B CN108549200 B CN 108549200B CN 201810314177 A CN201810314177 A CN 201810314177A CN 108549200 B CN108549200 B CN 108549200B
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Abstract
The invention provides image forming devices, developing boxes and image forming equipment, wherein the image forming device is provided with a rotating piece, a second rotating piece and a stop piece, the rotating piece and the second rotating piece are sequentially arranged above a guide rail according to the removing direction of the developing box, each developing box comprises a photosensitive element, a developing element and a rotating wheel, a driving rod is arranged on the rotating wheel, a supporting shaft of the photosensitive element is supported by the rotating wheel, the rotating center of the rotating wheel and the rotating center of the photosensitive element are not on the same line of , when the developing box is dismounted from the image forming device, the second rotating piece enables the rotating wheel to rotate through the obstruction formed by the driving rod, so that the separation of the photosensitive element and the developing element of the developing box is realized, and the technical problem of pollution between the photosensitive element and the developing element caused by the fact that the photosensitive element and the developing element are still in a contact state after the developing box is dismounted from the image forming device in the prior art is solved.
Description
Technical Field
The present invention relates to the field of image forming technology, and more particularly to types of image forming devices, developing cartridges, and image forming apparatuses.
Background
US patent publication US20070053717 discloses image forming apparatus and a mating developing cartridge, the developing cartridge includes a cartridge body, a photosensitive member, a developing member and side plates disposed at both ends of the cartridge body, the developing member is relatively fixedly supported on the cartridge body, the side plates are fixedly disposed at both ends of the cartridge body, the photosensitive member is supported by a photosensitive member supporting shaft, both ends of the photosensitive member supporting shaft are provided with rotating wheels, the rotating wheels are rotatably supported on the side plates, the photosensitive member is movable relative to the side plates at both ends, the rotating center of the rotating wheels on the side plates and the rotating center of the photosensitive member supporting shaft are not in straight lines (relatively eccentrically disposed), so that the photosensitive member rotating center can move around the rotating center of the rotating wheels when the rotating wheels rotate to make the photosensitive member approach the developing member.
However, this publication provides only means for bringing the photosensitive member close to the developing member, and when the developing cartridge is mounted in the image forming apparatus, the photosensitive member and the developing member are brought from a non-contact state to a contact state, in which the developing cartridge can operate normally, and when the developing cartridge is removed from the image forming apparatus, the photosensitive member is kept in contact with the developing member.
In the image forming device structure in the prior art, after the developing box is taken out of the image forming device, the photosensitive element is still in a contact state with the developing element, and long-term contact between the photosensitive element and the developing element is easy to cause pollution between the photosensitive element and the developing element, so that normal work of the developing box is influenced.
Disclosure of Invention
The invention provides image forming devices, developing cartridges and image forming equipment, which are used for solving the technical problem that pollution is caused between a photosensitive element and a developing element because the photosensitive element and the developing element are still in a contact state after the developing cartridge is taken out of the image forming device in the prior developing cartridge.
The invention provides a image forming device, which comprises an accommodating space for accommodating a developing box, wherein a guide rail matched with the developing box is arranged in the accommodating space, a driving mechanism is also arranged in the accommodating space, and the driving mechanism comprises a -th rotating piece, a second rotating piece and a stop piece for stopping the second rotating piece from rotating along the -th direction, wherein the -th rotating piece and the second rotating piece are sequentially arranged above the guide rail along the -th direction;
when the developing box is detached from the accommodating space, the second rotating part drives the driven mechanism on the developing box to rotate along the second direction so as to enable the photosensitive element of the developing box to return to the initial state of the developing element far away from the developing box.
In the image forming apparatus as described above, optionally, the th direction is a detaching direction of the developing cartridge, and the second direction is a loading direction of the developing cartridge.
The image forming apparatus as described above, optionally, further comprises a driving member for driving the th rotating member to rotate in the second direction, when the developing cartridge is loaded into the accommodating space, the driving member drives the th rotating member to rotate, and the th rotating member drives the driven mechanism on the developing cartridge to rotate in the th direction so that the photosensitive element of the developing cartridge presses the developing element of the developing cartridge.
In the image forming apparatus as described above, optionally, the driving member is a motor.
In the image forming apparatus as described above, optionally, the stopper is a stopper.
In the image forming apparatus, optionally, a distance between a lowest end of a rotation circle of the th rotating member and the guide rail is B1, a distance between a lowest end of the second rotating member and the guide rail is B2 when the second rotating member is stopped by the stopper, a distance between a highest end of the driven mechanism and the guide rail is B3 when the driven mechanism is out of contact with the th rotating member, wherein B1< B2< B3.
The present invention also provides developing cartridges detachably mountable to the image forming apparatus as described in any of above, the developing cartridge comprising a cartridge body, a photosensitive element, a developing element, and side plates provided at both ends of the cartridge body, the side plates at both ends of the photosensitive element being movable, the side plates at both ends of the developing element being immovable, the developing cartridge further comprising a driven mechanism provided thereon, the driven mechanism comprising a rotary wheel and a driving lever provided on the rotary wheel, a supporting shaft of the photosensitive element being supported by the rotary wheel, a rotational center of the rotary wheel being different from a rotational center of the photosensitive element in line, the -th rotary member and the second rotary member rotating the rotary wheel by a hindrance provided to the driving lever to bring the photosensitive element into contact with or separate from the developing element during mounting or dismounting of the developing cartridge to the image forming apparatus along the guide rail.
As the above-described developing cartridge, alternatively, the rotary wheel may be rotatable about its rotational center in a direction of removal of the developing cartridge or a direction of loading of the developing cartridge.
As described above, optionally, when the developing cartridge is loaded into the accommodating space, the th rotating member drives the driving rod to rotate along the removing direction of the developing cartridge, so that the photosensitive element of the developing cartridge presses the developing element of the developing cartridge, and when the developing cartridge is removed from the accommodating space, the second rotating member drives the driving rod to rotate along the loading direction of the developing cartridge, so that the photosensitive element of the developing cartridge returns to the initial state of the developing element far away from the developing cartridge.
The present invention also provides kinds of image forming apparatuses including the image forming device described in any of above and the developing cartridge described in any of above.
The invention provides an image forming device, a developing box and an image forming device, wherein the image forming device is provided with an th rotating piece, a second rotating piece and a stop piece, the th rotating piece and the second rotating piece are sequentially arranged above a guide rail according to the removing direction of the developing box, the developing box comprises a photosensitive element, a developing element and a rotating wheel, a driving rod is arranged on the rotating wheel, a supporting shaft of the photosensitive element is supported by the rotating wheel, the rotating center of the rotating wheel and the rotating center of the photosensitive element are not on the same straight line, when the developing box is dismounted from the image forming device, the second rotating piece enables the rotating wheel to rotate through the obstruction formed by the driving rod, so that the separation of the photosensitive element and the developing element of the developing box is realized, and the technical problem of pollution between the photosensitive element and the developing element caused by the fact that the photosensitive element and the developing element are still in a contact state after the developing box is dismounted from the image forming device in the prior art is.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, is briefly introduced in the drawings required in the description of the embodiments or the prior art, it is obvious that the drawings in the following description are embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view showing a process when a developing cartridge is mounted to an image forming apparatus in embodiment of the present invention;
FIG. 2 is a schematic view showing the developing cartridge after being mounted to a prescribed position in the image forming apparatus in embodiment of the present invention;
FIG. 3 is a schematic view showing a process when the developing cartridge is detached from the image forming apparatus in embodiment of the present invention;
FIG. 4 is a schematic view showing a process when the developing cartridge is mounted to the image forming apparatus in the second embodiment;
FIG. 5 is a schematic view of the second embodiment when the rotary wheel is in an upright state after the developing cartridge is mounted to a designated position of the image forming apparatus;
FIG. 6 is a schematic view showing a process when the developing cartridge is detached from the image forming apparatus in the second embodiment;
FIG. 7 is a schematic view showing a process when the developing cartridge is mounted to the image forming apparatus in the third embodiment;
FIG. 8 is a schematic view after the developing cartridge is mounted to a specified position of the image forming apparatus in the third embodiment;
FIG. 9 is a schematic view showing a process when the developing cartridge is mounted to the image forming apparatus in the fourth embodiment;
FIG. 10 is a schematic view after the developing cartridge is mounted to a specified position of the image forming apparatus in the fourth embodiment;
FIG. 11 is a schematic view showing a state where a rotary wheel on a developing cartridge is not in contact with a guide rail in the fifth embodiment;
FIG. 12 is a schematic view showing a state after the rotary wheels on the developing cartridge have contacted the guide rails in the fifth embodiment.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are partial embodiments, but not all embodiments, of of the present invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "fixed," and the like shall be understood as , for example, either fixedly connected or detachably connected or in a body, either directly connected or indirectly connected through an intermediary, either internally connected or in interactive relationship between two elements.
It should be noted that the terms and second are used for convenience in describing the various components in the description of the invention only and are not to be construed as indicating or implying a sequential relationship, relative importance or implicitly indicating the number of technical features indicated, thus, the features defined as and second may explicitly or implicitly include at least of such features.
Example
As shown in fig. 1, 2 and 3, the developing cartridge 11 includes a cartridge body 12, a photosensitive element 13 and a developing element 14, the developing element 14 is fixedly supported on the cartridge body 12 and immovable relative to the cartridge body 12, the cartridge body 12 is provided with a rotating wheel 15, a driving rod 15a2 is provided on the rotating wheel 15, the photosensitive element 13 is supported by the rotating wheel 15 through a photosensitive element supporting shaft, a rotation center 15a of the rotating wheel 15 is not on the same line as the photosensitive element rotation center 13a (relatively eccentric arrangement), the photosensitive element 13 moves back and forth relative to the cartridge body 12 to approach or separate from the developing element during rotation of the rotating wheel 15 around the rotation center thereof in the forward and reverse directions, the image forming apparatus is provided with a guide rail 110, a th blocking column 120a and a second blocking column 120b, the th blocking column 120a and the second blocking column 120b are provided above the guide rail 110 and form a distance with the guide rail 110, and a distance from the th blocking column 120a to the guide rail 110 is smaller than a distance from the second blocking column 120b to the guide rail.
When the developing cartridge 11 is mounted to the image forming apparatus in the direction of the arrow shown in fig. 1, the driving lever 15a2 on the rotary wheel 15 is blocked by the second stopper 120b to put the rotary wheel 15 in the inclined state shown in the figure, without contact between the photosensitive element 13 and the developing element 14;
when the developing cartridge 11 is mounted to the image forming apparatus at a designated position along the guide rail 110, the rotary wheel 15 contacts the th pin 120a, and the th pin 120a blocks the drive lever 15a2 from rotating the rotary wheel 15 in the counterclockwise direction to reach the upright position shown in fig. 2;
when the developing cartridge is detached from the image forming apparatus in the arrow direction shown in fig. 3, the drive lever 15a2 on the rotary wheel 15 comes into contact with the second shutter 120b, and the rotary wheel 15 rotates clockwise to the inclined state shown in fig. 3; when the developing cartridge 11 is removed from the image forming apparatus, the rotation of the rotary wheel 15 rotates the photosensitive element rotation center 13a clockwise about the rotary wheel rotation center 15a, and the photosensitive element 13 is disengaged from the developing element 14 and is no longer in contact therewith;
as shown in fig. 3, the rotation angle of the rotating wheel 15 when the rotating wheel is changed from the inclined state to the vertical state is R, the distance difference between the th fender post 120a and the second fender post 120b and the guide rail 110 is H3, the distance from the center to the top end of the rotating wheel 15 is L, and the rotation angle R satisfies the following formula cos R is 1-H3/L.
Example two
Referring to fig. 4, 5 and 6, a second embodiment of the present invention is shown, in which the structure of a developing cartridge 21 is the same as that of the developing cartridge and will not be described again, in which fig. 22 shows a developing cartridge casing, 23a, 24a and 25a respectively represent a photosensitive element rotation center, a developing element rotation center and a rotating wheel rotation center, an image forming apparatus is provided with a guide rail 210, a rotating member 220a, a second rotating member 220b and a stopper 220c, the rotating wheel 25 on the developing cartridge 21 can slide along the guide rail 210, and the rotating member 220a and the second rotating member 220b can respectively rotate around the respective rotation centers;
when the second rotating member 220b is in contact with the rotary wheel 25 during the mounting of the developing cartridge to the image forming apparatus, the second rotating member 220b rotates counterclockwise so that the rotary wheel 25 can smoothly pass through the second rotating member 220b without being obstructed (as shown in fig. 4), when the photosensitive element 23 is not in contact with the developing element 24; when the second rotating member 220b is not in contact with the rotating wheel 25, the second rotating member 220b returns to the vertical state (as shown in fig. 5) by its own weight;
after the developing cartridge 21 is mounted to a designated position on the image forming apparatus along the guide rail 210 (as shown in fig. 5), when the image forming apparatus is operated, the th rotating member 220a is rotated clockwise by the motor of the image forming apparatus, the th rotating member 220a is in contact with the rotating wheel 25 during the rotation of the th rotating member 220a, so that the rotating wheel 25 is rotated from the inclined state shown in fig. 4 to the vertical state shown in fig. 5, at which time the photosensitive element 23 and the developing element 24 are changed from the non-contact state to the contact state, as shown in fig. 5, the distance from the lowermost end of the rotation circle of the th rotating member 220a to the guide rail 210 is B1, when the second rotating member 220B is in the vertical state, the distance from the lowermost end of the second rotating member 220B to the guide rail 210 is B2, when the rotating wheel 25 is out of contact with the th rotating member 220a, the distance from the uppermost end of the rotating wheel 25 to the guide rail 210 is B3, wherein B1< B2 <.
When the developing cartridge 21 is removed from the image forming apparatus, the second rotating member 220b is blocked by the stopper 220c, the second rotating member 220b cannot rotate clockwise, the rotating wheel 25 contacts with the second rotating member 220b, and the second rotating member 220b rotates the rotating wheel 25 clockwise (as shown in fig. 6), and the contact state between the photosensitive element 23 and the developing element 24 is changed into the non-contact state.
EXAMPLE III
As shown in fig. 7 and 8, the developing cartridge 31 according to the third embodiment of the present invention includes a cartridge body 32, a photosensitive element 33, rotating wheels 34, studs 35 and a developing element (not shown), the rotating wheels 34 are provided at the ends of the photosensitive element 33 for supporting the photosensitive element 33 at both ends of the cartridge body 32, the studs 35 are provided on the cartridge body 32 and formed into bodies with the cartridge body 32, the image forming apparatus includes an upper guide rail 311 and a guide rail 312, and the guide rail 312 includes an arc portion 312a bent downward.
When the developing cartridge is mounted to the image forming apparatus, as shown in fig. 7, the rotary wheel 34 and the post 35 on the cartridge body 32 slide along the upper guide rail 311 and the guide rail 312, and the photosensitive element 33 and the developing element in the developing cartridge 31 are in a non-contact state.
When the developing cartridge 31 is mounted to a prescribed position on the image forming apparatus (as shown by the broken line in fig. 8), the cartridge body 32 is rotated in the direction of the illustrated arrow, the post 35 is rotated along the arc-shaped portion 312a on the guide rail 312, and reaches the final position (as shown by the solid line in fig. 8), at which time the cartridge body 32 is rotated by the angle R, and the rotary wheel 34 is not rotated because it is restricted by the upper guide rail 311 and the guide rail 312, and since the rotational center of the rotary wheel 34 is eccentric from the rotational center of the photosensitive element 33 (as in embodiment or two), when the cartridge body 32 is rotated by the angle R, the photosensitive element 33 in the developing cartridge 31 approaches the developing element and is in contact with the developing element.
When the developing cartridge 31 is detached from the image forming apparatus, the cartridge body 32 is rotated in the reverse direction of the arrow in fig. 8, and the photosensitive element 33 and the developing element in the developing cartridge 31 are returned to the original state and are no longer in contact; the developing cartridge 31 is then extracted along the upper guide 311 and the guide 312.
As can be seen, the arc-shaped portion 312a of the guide rail 312 is an arc having a center disposed at a designated position of the image forming apparatus; the upper guide rail 311 and the guide rail 312 are used for supporting and guiding the rotating wheel 34 and limiting the rotation of the rotating wheel 34, and the rotating wheel 34 is not rotatable between the upper guide rail 311 and the guide rail 312;
as will be readily appreciated by those of ordinary skill in the art, the arcuate portion is disposed on the upper track; the same technical effects can be achieved by rotating the developing cartridge in the direction of the arrow shown in fig. 8 after the developing cartridge is mounted to a designated position on the image forming apparatus. In addition, the upper guide rail in the embodiment only plays a role of limiting the driving rod, so the upper guide rail can also be directly made into a limiting block.
Example four
Fig. 9 and 10 show a fourth embodiment of the present invention; the structure of the developing cartridge employed in this embodiment is the same as that employed in the third embodiment, and a description thereof will not be repeated.
The image forming apparatus includes a rail inclined portion 413 and a rail horizontal portion 414; the upper rail 411 and the rail 412 are provided on both the rail inclined portion 413 and the rail horizontal portion 414.
As shown in fig. 9, during the mounting of the developing cartridge to the image forming apparatus, the rotary wheel 44 and the post 45 slide along the horizontal portion while the photosensitive member 43 and the developing member (not shown in the figure) are in a non-contact state.
When the rotary wheel 44 reaches the guide inclined portion 413 along the guide horizontal portion 414 (as shown in fig. 10), the rotary wheel 44 rotates with an angular difference R1 between the rotation angle and the rotation angle of the cartridge body, and the photosensitive element 43 comes into contact with the developing element, and the developing cartridge starts to operate in the image forming apparatus.
When the developing cartridge is detached from the inclined portion 413 on the image forming apparatus, the developing cartridge is returned from the state shown in fig. 10 to the state shown in fig. 9, at which time the photosensitive member is returned to the initial state, and the photosensitive member and the developing member are returned to the non-contact state. In addition, the upper guide rail in the embodiment only plays a role of limiting the driving rod, so the upper guide rail can also be directly made into a limiting block.
EXAMPLE five
As shown in fig. 11 and 12, the developing cartridge structure according to the fifth embodiment of the present invention includes a developing element 52, a photosensitive element 53, a rotating wheel 54 disposed at an end of the photosensitive element, a stud 55 disposed on a housing of the developing cartridge, and an elastic element 56 connecting the rotating wheel and the stud, wherein a guide rail 510 is disposed on the image forming apparatus, and the elastic element 56 is types of compression springs in this embodiment.
As shown in fig. 11, when the developing cartridge is in the state shown in the drawing, the rotary wheel 54 is in a vertical state, and the rotary wheel 54 is not in contact with the guide rail 510 on the image forming apparatus, and the photosensitive element 53 is not in contact with the developing element 52.
As shown in fig. 12, when the developing cartridge is mounted to the image forming apparatus, the rotary wheel 54 is in contact with the guide rail 510, and the rotary wheel 54 rotates during the contact with the guide rail 510, causing the photosensitive element 53 to approach the developing element 52 and eventually contact, with the elastic member 56 in a compressed state.
When the developing cartridge is removed from the image forming apparatus, the rotary wheel 54 is no longer in contact with the guide rail 510, the elastic member 56 is returned to the initial state (the state shown in fig. 11), the rotary wheel 54 is pushed by the elastic member 56 and returns the photosensitive member 53 to the initial state, and at this time, the photosensitive member 53 is not in contact with the developing member 52. the above-mentioned studs 55 are disposed at symmetrical positions of the rotary wheel 54 shown in fig. 11, and kinds of tension springs are used as the elastic member 56, and the same function can be achieved, or the elastic member 56 is changed to kinds of torsion springs, and no stud is disposed on the developing cartridge housing, and the end of the torsion spring is connected to the developing cartridge housing, and the end is connected to the rotary wheel, and the rotary wheel can be automatically returned to the initial state.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
- The image forming device comprises an accommodating space for accommodating a developing box, wherein a guide rail matched with the developing box is arranged in the accommodating space, and the image forming device is characterized in that a driving mechanism is also arranged in the accommodating space, and comprises a rotating piece, a second rotating piece and a stop piece, wherein the rotating piece and the second rotating piece can respectively rotate around respective rotation centers, and the stop piece stops the second rotating piece from rotating in the th direction;when the developing box is detached from the accommodating space, the second rotating piece drives the driven mechanism on the developing box to rotate along a second direction so as to enable the photosensitive element of the developing box to return to an initial state of the developing element far away from the developing box;the th direction is a detaching direction of the developing cartridge, and the second direction is a loading direction of the developing cartridge.
- 2. An image forming apparatus according to claim 1, wherein a driving member is further provided for driving said -th rotary member to rotate in said second direction, wherein when said developing cartridge is loaded into said accommodating space, said driving member drives said -th rotary member to rotate, and said -th rotary member drives a driven mechanism on said developing cartridge to rotate in said -th direction so that a photosensitive element of said developing cartridge presses a developing element of said developing cartridge.
- 3. The image forming apparatus according to claim 2, wherein the driving member is a motor.
- 4. The image forming apparatus according to claim 1, wherein the stopper is a stopper.
- 5. The image forming apparatus as claimed in claim 1, wherein a distance from a lowermost end of a rotation circle of the -th rotating member to the guide rail is B1, a distance from a lowermost end of the second rotating member to the guide rail when the second rotating member is stopped by the stopper is B2, a distance from an uppermost end of the driven mechanism to the guide rail when the driven mechanism is out of contact with the -th rotating member is B3, and wherein B1< B2< B3.
- 6, kinds of developing cartridges detachably mountable to the image forming apparatus as claimed in any of claims 1-5, said developing cartridge comprising a cartridge body, a photosensitive element, a developing element and side plates provided at both ends of the cartridge body, said side plates at both ends of the photosensitive element being movable, said side plates at both ends of the developing element being immovable, characterized in that a driven mechanism is further provided on said developing cartridge, said driven mechanism comprising a rotary wheel and a driving lever provided on said rotary wheel, a supporting shaft of said photosensitive element being supported by said rotary wheel, a rotation center of said rotary wheel being out of alignment with a rotation center of said photosensitive element at , said rotary member and said second rotary member rotating said rotary wheel by an obstruction to said driving lever during mounting or dismounting of said developing cartridge to or from said image forming apparatus along said guide rail, so as to bring said photosensitive element into contact with or separate from said developing element.
- 7. A developing cartridge according to claim 6, wherein said rotary wheel is rotatable about a rotational center thereof in a direction of removal of said developing cartridge or a direction of loading of said developing cartridge.
- 8. A developing cartridge according to claim 7, wherein said -th rotary member drives said driving lever to rotate in a direction of removing said developing cartridge when said developing cartridge is loaded into said accommodating space so that said photosensitive member of said developing cartridge is pressed against said developing member of said developing cartridge, and said second rotary member drives said driving lever to rotate in a direction of loading said developing cartridge when said developing cartridge is removed from said accommodating space so that said photosensitive member of said developing cartridge is returned to an initial state of said developing member away from said developing cartridge.
- An image forming apparatus of , comprising the image forming device of any of claims 1-5 and the developing cartridge of any of claims 6-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810314177.7A CN108549200B (en) | 2011-05-03 | 2011-05-03 | Image forming apparatus, developing cartridge, and image forming apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810314177.7A CN108549200B (en) | 2011-05-03 | 2011-05-03 | Image forming apparatus, developing cartridge, and image forming apparatus |
| CN201110112976.4A CN102768487B (en) | 2011-05-03 | 2011-05-03 | Developing box, image formation apparatus and image formation equipment |
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| CN201110112976.4A Division CN102768487B (en) | 2011-05-03 | 2011-05-03 | Developing box, image formation apparatus and image formation equipment |
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| CN108549200A CN108549200A (en) | 2018-09-18 |
| CN108549200B true CN108549200B (en) | 2020-01-31 |
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| CN201110112976.4A Active CN102768487B (en) | 2011-05-03 | 2011-05-03 | Developing box, image formation apparatus and image formation equipment |
| CN201810314177.7A Active CN108549200B (en) | 2011-05-03 | 2011-05-03 | Image forming apparatus, developing cartridge, and image forming apparatus |
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| CN201110112976.4A Active CN102768487B (en) | 2011-05-03 | 2011-05-03 | Developing box, image formation apparatus and image formation equipment |
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| CN212781681U (en) * | 2018-09-18 | 2021-03-23 | 卢敬坤 | Processing box |
| CN112782956A (en) * | 2019-11-01 | 2021-05-11 | 纳思达股份有限公司 | Process cartridge and image forming apparatus |
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| CN1991619A (en) * | 2005-12-28 | 2007-07-04 | 三星电子株式会社 | Apparatus for spacing out rollers and image forming device having the same |
| JP2007304540A (en) * | 2006-04-14 | 2007-11-22 | Ricoh Co Ltd | Image forming apparatus |
| CN101715570A (en) * | 2007-06-29 | 2010-05-26 | 佳能株式会社 | Process cartridge electrophotographic image forming apparatus |
| KR20090053275A (en) * | 2007-11-23 | 2009-05-27 | 한국후지제록스 주식회사 | Roller space device of image formation apparatus |
| CN201773277U (en) * | 2009-07-30 | 2011-03-23 | 三星电子株式会社 | Processing case and imaging device with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108549201B (en) | 2020-07-28 |
| CN108549201A (en) | 2018-09-18 |
| CN102768487A (en) | 2012-11-07 |
| CN102768487B (en) | 2014-08-27 |
| CN108549200A (en) | 2018-09-18 |
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