CN1205514A - Structure for preventing misinsertion of disc cartridges - Google Patents
Structure for preventing misinsertion of disc cartridges Download PDFInfo
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- CN1205514A CN1205514A CN 98116098 CN98116098A CN1205514A CN 1205514 A CN1205514 A CN 1205514A CN 98116098 CN98116098 CN 98116098 CN 98116098 A CN98116098 A CN 98116098A CN 1205514 A CN1205514 A CN 1205514A
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- recording medium
- medium box
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Abstract
A disc cartridge includes a shell having one side face and an opening, a shutter mounted to the shell to be slidable along the one side face between a first position where the shutter closes the opening and a second position where the shutter opens the opening, and a misinsertion preventing portion arranged with the one side face of the shell in a portion thereof out of a slide area of the shutter and having a recess for allowing introduction of a misinsertion preventing member of a drive.
Description
The present invention relates to be used to be contained in the driver of the floppy disk that has high storage capacity in the recording medium box and so on disk, relate in particular to prevent this cassette disk misplug into structure.
With reference to Figure 38 and 39,3.5 inches known boxlike microfloppies 201 or the first recording medium box with first form comprise disc-shaped recording medium 202, the shell 203 of accommodating disc-shaped rotationally recording medium 202 and being slidably mounted on the shell 203 to close the valve 204 of shell 203 the first half and the latter half front opening 203a.
Shell 203 is the plane rectangular parallelepiped basically, and observes along the direction of recording medium box supporter 302 being inserted first driver 301, has front end face 203b.Form recess 203c in front end face 203b, the jut 309 that makes valve on the recording medium box supporter 302 open part 303 contacts with an end 204a of valve 204.In addition on the end of front end face 203b by cutting its turning obliquely, form dip plane 203e.
With reference to Figure 40, the end that valve is opened part 303 is rotatably installed on the chassis 308, and the other end or free end and valve copulational protuberance thing 309 are combined into one.Adjacent to valve copulational protuberance thing 309, valve is opened part 303 and is had frizzen 305.The valve of accepting to reverse coil spring 310 torques is set opens part 303, valve copulational protuberance thing 309 is introduced in the recess 203c that has inserted the first recording medium box 201 in the recording medium box supporter 302, and the position of definite frizzen 305 makes it to engage with the bar junction surface 304a of lifting member 304.
The anti-error insert 306 that reverses the coil spring form comprises the coil pipe 306a that engages with the first spring junction surface 302a that is arranged in recording medium box supporter 302 upsides.Coil pipe 306a comprises the first arm 306b that extends out and engage with the second spring junction surface 302b that is arranged in recording medium box supporter 302 upsides from an end, and extends to its opening and an end group along a side of recording medium box supporter 302 and originally curve the second arm 306c that the right angle forms recording medium box contact site 306.By the recess 302c in recording medium box supporter 302 sides, recording medium box contact site 306 enters recording medium box supporter 302 and contacts with the dip plane 203e of the first recording medium box 201 that inserts recording medium box supporter 302.
With reference to Figure 41, when inserting recording medium box supporter 302, when the first recording medium box 201 is in the normal position, use first driver 301, the recording medium box contact site 306d of anti-error insert 306 second arm 306c contacts with the dip plane 203e of the first recording medium box 201, and turn to the outside of the first recording medium box 201, make the recording medium box further insert recording medium box supporter 302.
With reference to Figure 42, when further inserting in the recording medium box supporter 302 the first recording medium box 201, the valve copulational protuberance thing 309 that valve is opened part 303 is introduced in the recess 203c in the first recording medium box, 201 front end faces, contacts with an end 204a of valve 204.When the further insertion first recording medium box 201, overcome the power of reversing coil spring 310 and rotate valve and open part 303, thereby open valve 204.With reference to Figure 43, in case open valve 204, just discharge the engaging of bar junction surface 304a of frizzen 305 and lifting member 304, so that power slip lifting member 304 (not shown)s by the deflection spring move down recording medium box supporter 302, on a main shaft, clamp the disc-shaped recording medium of the first recording medium box 201.
On the other hand, with reference to Figure 44, when the first recording medium box 201 being inserted in the recording medium box supporter 302 of first driver 301 in other off-normal positions, the recording medium box contact site 306d of anti-error insert 306 can not contact with the dip plane 203e of the first recording medium box 201, thereby can not forward the outside of the first recording medium box to.Therefore the second arm 306c of anti-error insert 306 is extended configuration, inserts in the recording medium box supporter 302 to prevent the first recording medium box 201.
First driver that is used for the first recording medium box 201 except shown in Figure 38 and Figure 40-44 also has first driver shown in a kind of Figure 45-54.
The first recording medium box 201 that is driven by first driver 301 has the valve copulational protuberance thing 309 that is used to guide valve to open part 303 and enters concavity face 211 in the shell 203 front end face 203b parts, in case close valve then this concavity face just by valve 204 sealing, in case when opening valve then towards the outside.
With reference to Figure 47, the end that valve is opened part 303 is installed in rotation on the recording medium box supporter 302 by axle 307, and the other end, or free end, form valve copulational protuberance thing 309.Valve is opened part 303 and is accepted moment of torsion from coil spring 311, makes the end in contact of oval annular distance 302d in valve copulational protuberance thing 309 and recording medium box supporter 302 upsides.
On the other hand, be pivotally mounted on the chassis 308 by the end of axle 321 with frizzen 305, and the other end, or free end, the junction surface 322 that engages with lifting member 304 formed.Position at contiguous junction surface 322, frizzen 305 have the pressing part 323 that the first recording medium box, 201 front end faces that are subjected to inserting recording medium box supporter 302 are pushed.Frizzen 305 is accepted along the junction surface 322 directions that engage with the bar junction surface 304a of lifting member 304 from the moment of torsion of coil spring 324.
With reference to figure 48-49, when inserting the first recording medium box 201 in first driver 301 that triggers divide open form, the valve copulational protuberance thing 309 that the valve of first driver 301 is opened part 303 is introduced in the first recording medium box, 201 recesses 203 in the first recording medium box, 201 upper surfaces, and contacts with an end 204a of valve 204.
With reference to figure 50-51, when the further insertion first recording medium box 201, valve is opened part 303 and is overcome the power of volute spring 303 and rotate, and opens valve 204.Open valve 204, and during the concavity face 211 of valve copulational protuberance thing 309 in the first recording medium box, 201 front end faces, along with being introduced into concavity face 211, the first recording medium boxes 201, valve copulational protuberance thing 309 further inserts recording medium box supporter 302.With reference to figure 52-53, the pressing part 323 that the front end face of shell 203 is pushed frizzen 305 makes frizzen 305 overcome the power of moment of torsion coil spring 324 and rotates.Thereby discharged the engaging of bar junction surface 304a of junction surface 322 and lifting member 304, make that having eliminated frizzen 305 sealed lifting members 304 relies on bias elastic to slide to recording medium box supporter 302 downwards, and on main shaft, clamp the disc-shaped recording medium 202 of the first recording medium box 201.
On the other hand, with reference to Figure 54, in the first recording medium box 201 inserts first driver, 301 recording medium box supporters 302 during other off-normal position, the concavity face 211 of the first recording medium box 201 is not positioned at valve to be opened on the corresponding position of the valve engagement tab 309 of part 303.Therefore, because valve is opened the backstop action of part 303, therefore the first recording medium box 201 can not insert in the recording medium box supporter 302 further, can not push the pressing part 323 of frizzen 305, thus prevented the first recording medium box 201 misplug into.
Along with various recording medium boxes, as cassette disk, the expansion of application and scope, just day by day need the second recording medium box that a memory capacity is far longer than the known first recording medium box with first form, and needs one are used for second driver or higher level's driver (superordinate) of the second recording medium box with second form.It requires second driver energy recording/reproducing first or subordinate's recording medium box, promptly has subordinate (subordination) compatibility, and first driver does not allow the second recording medium box to insert.
The second recording medium box can rotate with several tens speed of changeing that forward to as a recording medium box, thereby has the thin magnetic film of the modification of surfaceness, thickness and a record format of improving.Therefore first driver can not be read the data in the second recording medium box.
As mentioned above, because first driver can not be read the data on the recording medium in the second recording medium box, so when it accepts the second recording medium box, can determine on this recording medium, do not writing down data without authorization, format again and delete the data that write down thereby its is carried out.
Notice that when the shell of the first recording medium box is used as the shell of the second recording medium box, the second recording medium box will be loaded into first driver.
Therefore the purpose of this invention is to provide a kind of first and second recording medium boxes of packing into, promptly have the second compatible driver of subordinate (subordination) and a kind of first driver of the second recording medium box of can not packing into.
One aspect of the present invention provides a cassette disk, and it comprises:
One is the shell of plane rectangular parallelepiped basically, and described shell has a side and an opening;
One is installed in the valve on the described shell, and described valve can be along described side, and close between the primary importance of described opening and the second place that described valve is opened described opening at described valve and slide,
One misplugs into preventing part, and it is arranged in the outer part of the above valve sliding area of described shell one side, and has and be used to introduce driver and misplug into the recess that prevents part.
Another aspect of the present invention is to provide a kind of system, and it comprises:
First box with first format record medium;
First driver that is used for the described first recording medium box;
Second box with second format record medium;
Second driver that is used for the described first and second recording medium boxes;
One is equipped with first device of the described first recording medium box, in described first device, observe along the direction of inserting the described first recording medium box, described first device of corner at the front end face of the described first recording medium box is skewed, when the described first recording medium box inserted the normal position, described first device allowed that described first recording medium is box-packed goes into described first driver; With
One is equipped with second device of described second recording medium box and described second driver, described second device comprises the direction observation of inserting described second device along the described second recording medium box, one notch part of the described second recording medium box front end face, described notch part is corresponding with the described turning of the described first recording medium box, described second device comprises parts, when the described first recording medium box inserts the normal position, it cooperates with described first device makes that described first recording medium is box-packed goes into described second driver, and when the described second recording medium box inserted the normal position, it cooperates with the described notch part of the described second recording medium box made that described second recording medium is box-packed goes into described second driver.
Another aspect of the present invention be to provide one be used to have the first format record medium first and have the driver of second box of the second format record medium, described driver comprises:
One recording medium box supporter, described recording medium box supporter record support media box, and in the insertion position and the moving recording media box between the position of packing into;
One is installed in rotation on mispluging into preventing part, described mispluging into preventing that part has a thrust on the described recording medium box supporter; And
Be used for that bias voltage is described to be mispluged into the biasing device that prevents that part from making it to be rotated in a first direction;
Wherein, when the normal position of the first recording medium box being inserted in this driver, described mispluging into the dip plane of the described thrust that prevents part with the described first recording medium box engages, thereby overcome described biasing device and rotate described mispluging into preventing part along second direction, make that first recording medium is box-packed goes into driver
Wherein, when the normal position of the second recording medium box being inserted in this driver, at the inclination turning of the second recording medium box corresponding to the described first recording medium box, an and corner different with described inclination corner shape, the described described thrust that prevents part that misplugs is inserted in the recess in the second recording medium box, and second recording medium is box-packed goes into driver thereby make.
Fig. 1 is the stereographic map that the second recording medium box and second driver are shown;
Fig. 2 is the view similar to Fig. 1, the second recording medium box when valve being shown closing;
The 3rd is the view similar to Fig. 2, the second recording medium box when valve being shown opening;
Fig. 4 is the planimetric map that a shell is shown;
Fig. 5 is the front view that shell is shown;
Fig. 6 is the partial plan layout that the amplification of shell is shown;
Fig. 7 is the partial front elevation view that the amplification of shell is shown;
Fig. 8 is the cross section view along Fig. 6 center line VIII-VIII intercepting;
Fig. 9 is the exploded perspective view that the second recording medium box is shown;
Figure 10 is the partial perspective view that the amplification an of the first half is shown;
Figure 11 illustrates the partial perspective view that second part is amplified;
Figure 12 is the view similar to Fig. 6, and one first distortion of anti-error insertion portion is shown;
Figure 13 is the view similar to Fig. 7, and this first distortion of anti-error insertion portion is shown;
Figure 14 is the view similar to Fig. 8, cuts open and gets along XI V among Figure 12-XI V line;
Figure 15 is the view similar to Figure 12, and one second distortion of anti-error insertion portion is shown;
Figure 16 is the view similar to Figure 13, and this second distortion of anti-error insertion portion is shown;
Figure 17 is the sectional view along Figure 15 center line X VII-X VII intercepting similar to Figure 14;
Figure 18 is the view similar to Fig. 9, and second driver is shown;
Figure 19 is a view similar to FIG. 10, and second driver is shown;
Figure 20 is the view similar to Figure 19, and second driver with an anti-error insert and coil spring is shown;
Figure 21 is the side view that recording medium box supporter is shown;
Figure 22 is the view similar to Figure 15, and the second recording medium box when correctly inserting second driver is shown;
Figure 23 is the view similar to Figure 22, and the second recording medium box when correctly inserting second driver is shown;
Figure 24 is the view similar to Figure 23, and the second recording medium box when correctly inserting second driver is shown;
Figure 25 is the view similar to Fig. 4, so that trigger device to be shown;
Figure 26 is the view similar to Figure 25, so that trigger device to be shown;
Figure 27 is the view similar to Figure 24, and the second recording medium box when inserting second driver improperly is shown;
Figure 28 is the view similar to Figure 27, the second recording medium box when first driver that correctly inserts whole triggering type is shown;
Figure 29 is the view similar to Figure 28, the second recording medium box when first driver that correctly inserts a trigger branch open form is shown;
Figure 30 is the view similar to Figure 29, the second recording medium box when first driver that correctly inserts trigger branch open form is shown;
Figure 31 is similar to Figure 30, the second recording medium box when first driver that inserts whole triggering type improperly is shown;
Figure 32 is the view similar to Figure 31, the second recording medium box when first driver that inserts trigger branch open form improperly is shown;
Figure 33 is the view similar to Figure 32, the first recording medium box when inserting second driver improperly;
Figure 35 is the view similar to Figure 34, the first recording medium box when correct insertion second driver is shown;
Figure 36 is the view similar to Figure 35, and the first recording medium box when inserting second driver improperly is shown;
Figure 37 A-37C is the view similar to Figure 26, and the distortion of anti-error insert is shown;
Figure 38 is the view similar to Fig. 3, and the known first recording medium box and first driver are shown;
Figure 39 is the view similar to Figure 37 C, and the first known recording medium box is shown;
Figure 40 is the view similar to Figure 18, and the first known driver is shown;
Figure 41 is the view similar to Figure 36, and the known first recording medium box when correctly inserting known first driver is shown;
Figure 42 is the view similar to Figure 41, and the known first recording medium box when correctly inserting known first driver is shown;
Figure 43 is the view similar to Figure 42, and the known first recording medium box when correctly inserting known first driver is shown;
Figure 44 is the view similar to Figure 43, and the known first recording medium box when inserting known first driver improperly is shown;
Figure 45 is the view similar to Figure 38, and the known first recording medium box and first driver are shown;
Figure 46 is the view similar to Figure 39, and the first known recording medium box is shown;
Figure 47 is the view similar to Figure 40, and the first known driver is shown;
Figure 48 is the view similar to Figure 44, and the known first recording medium box when correctly inserting known first driver is shown;
Figure 49 is the view similar to Figure 48, and the known first recording medium box when correctly inserting known first driver is shown;
Figure 50 is the view similar to Figure 49, and the known first recording medium box when correctly inserting known first driver is shown;
Figure 51 is the view similar to Figure 50, and the known first recording medium box when correctly inserting known first driver is shown;
Figure 52 is the view similar to Figure 46, and known frizzen is shown;
Figure 53 is the view similar to Figure 52, and known frizzen is shown;
Figure 54 is the view similar to Figure 51, and the known first recording medium box when inserting known first driver improperly is shown.
With reference to figure 1, have the disk or the second recording medium box 1 of second form by 101 drivings one of second driver.The second recording medium box 1 comprise disc-shaped recording medium 2, rotationally accommodating disc-shaped recording medium 2 the shell that is the plane cuboid basically 3 and be installed to slidably along shell one side on the shell 3 to close the valve 4 of head openings 36 in the shell 3.
Lateral parts inside and outside shell 3 outside valve 4 sliding areas has anti-error insertion portion 11, and it has the recess 12 that can introduce driver 101 anti-error inserts 111.
With reference to figure 2-3, the shell 3 of the second recording medium box 1 has a part of 3b in the 3a of one side, and as shown in Figure 2, in case close valve, this part is just by valve 4 sealing, and opens valve in case remove valve 4 as shown in Figure 3, and then this part is toward the outer side.Part 3b sees to have identical height on the whole, because it does not have the equivalent of that concavity face 211 of the first recording medium box 201 as shown in figure 45.In case when in case valve is closed just by the valve sealing and valve when opening just toward the outer side a side 3a of the shell with part 3b 3 corresponding to the front end face when inserting driver shown in the direction A.
With reference to figure 6, turning 13 has an end on the side of connecting wall 12c, i.e. base 13a, and in order to strengthen base 13a, its width is greater than the end on the 3a side, side, i.e. head 13b.
Constitute the two side 12a of recess 12 and the second sidewall 12b among the 12b, promptly the sidewall at relative turning 13 has an end grooves to form dip plane 12d on the 3a side of its side, and this dip plane can guarantee that anti-error insertion portion 11 easily inserts in the recess 12.
With reference to figure 4-8, the size of anti-error insertion portion 11 is determined as follows: according to the center of passing location reference bore 3d in the shell 3 and perpendicular to the first reference line cl of side 3a
1, the distance L of arrival 12d side, dip plane 3a side end
1It is 79.5 ± 0.20 millimeters; Arrive dip plane 12d connecting wall 12c side end, promptly arrive the distance L of the second sidewall 12b
2It is 80.0 ± 0.15 millimeters; Arrive the distance L of base 13a connecting wall 12c side end
3It is 82.6 ± 0.15 millimeters; Arrive base 13a side 3a side end, promptly arrive the distance L of the first side wall 12a
4It is 83.1 ± 0.15 millimeters;
In addition, according to passing the second reference line cl that locatees the center of reference bore 3d in the shell 3 and be parallel to side 3a
2, the distance L of arrival recess 12 connecting wall 12c
5It is 11.2 ± 0.50 millimeters; Arrive the distance L of base 13a the first side wall 12a side end
6It is 12.5 ± 0.20 millimeters; Arrive the distance L of dip plane 12d connecting wall side 12c side end
7It is 15.5 ± 0.25 millimeters; And the distance L of the side 3a of arrival shell 3
8It is 17.5 ± 0.20 millimeters.
With reference to figure 7, the thickness that is arranged in the stiffener 14 of recess 12 bottoms is maximum 0.8 millimeter.Turning 13 lateral surface 13c with being connected of each upper and lower side 13d, 13e at turning comprise R
5It is 0.5 ± 0.1 millimeter arc surface.With reference to figure 8, recessed in 2 second sidewall 12a with being connected of upside 13d at turning 13 comprise radius R
6Be 0.2 millimeter or littler arc surface.
With reference to figure 9, disc-shaped recording medium 2 comprises synthetic resin layer or the magnetosphere 21 with signal recording layer, and the heart is arranged upward metal nave collar 22 therein.
Observe along the direction A that inserts driver, each upper and lower half part 31 and 32 has the valve sliding area 33 on the lateral surface of front end face and is positioned at the dish partitioned portion 34 of medial surface, and the inside surface of dish partitioned portion has lining 35.
On each, form head opening 36 in a side of the latter half 31 and 32 valve sliding area 33 part.Intracardiac formation main shaft opening 37 in the dish partitioned portion 34 of the latter half 32.When placing disc-shaped recording medium 2 in dish partitioned portion 34, center nave collar 22 is in the face of main shaft opening 37, and the signal recording layer of synthetic resin layer 21 is in the face of head opening 36.
By peripheral wall 38 and rib 39 that is oppositely arranged the latter half 31,32 and the shell 3 that adopts ultrasonic welding method formation plane rectangular box.
By being arranged in the upper and lower plate 41,42 on upper and lower half part, 31,32 outside surfaces, and the web joint that is used for connecting upper and lower plates 41,42 links forms the valve 4 of C shape.Support to go up the latter half 31 and 32 with upper and lower plates 41,42, valve 4 is slidably disposed in the valve sliding area 33.
Be pressed towards a side of valve sliding area 33 by the valve 4 that reverses coil spring 44 bias voltages, use the head opening 36 of closing shell 3 upper and lower half parts 31 and 32 with lower plate 41,42.
Figure 12-14 illustrates first kind of distortion of anti-error insertion portion 11.In this distortion, sidewall 12a, the 12b and the connecting wall 12c that constitute anti-error insertion portion 11 recesses extend along the thickness direction of upper and lower half part 31 and 32 fully.Therefore increased the depth D of recess 12, to have enlarged recess 12 and to have inserted clearance C (seeing Figure 21) between anti-error insert 111 bottoms in the recess, so that anti-error insert 111 can slide smoothly in recess 12.
Figure 15 to 17 shows second distortion of anti-error insertion portion 11.In this distortion, anti-error insertion portion does not have turning 13.Therefore increased the width W of recess 12, thereby can guarantee that anti-error insertion portion 11 easily inserts in the recess 12.
With reference to Figure 18, when using second driver 101, in the guide recess 132 that the direction protrusion thing 121 that is arranged on recording medium box supporter 102 both sides is inserted in the chassis, recording medium box supporter 102 vertically movably is installed on the chassis 131.Recording medium box supporter 102 is accepted from a downward force of not showing spring.On the two sides of recording medium box supporter 102, cylindrical protrusion thing 122 is set, and on the dip plane 163 that will be installed in lifting member 104 as described below.
An end that makes valve open part 103 by axle 141 is installed in rotation on the chassis 131, and its other end, or free end, has valve copulational protuberance thing 142.The size of valve copulational protuberance thing 142 is greater than the concavity face 211 in the first recording medium box, 201 front end faces, engages preventing.
It is that valve copulational protuberance thing 142 is introduced the position of inserting the recording medium box recess 3e in the recording medium box supporters 102 that the position that acceptance opens part 103 from the valve that reverses coil spring 143 moments of torsion is set.
Lifting member 104 is installed to slidably the upside on chassis 131.Observe along glide direction, an end of lifting member 104 have with below with the trigger device 105 of explanation engage or locking part 153 engages or locked portions 161, and another end has the bar of withdrawing from 162.Lifting member 104 all has the corresponding inclination pin 163 of cylindrical protrusion thing on and position vertical with glide direction and recording medium box supporter 102 both sides 122 in its both sides in addition.Inclination pin 163 is used for thing of motion cylindrical protrusion up and down 122 or recording medium box supporter 102.
Lifting member 104 is along the direction that moves down recording medium box supporter 102, promptly along corresponding to the following extreme direction of the inclination pin 163 of cylindrical protrusion thing 122 or the direction of arrow A shown in Figure 180, accepts the sliding force from coil spring 164.Withdraw from bar 162 when overcoming the power slip lifting member 104 of volute spring 164 when pushing, inclination pin 163 recording medium box supporter 102 to one insertion positions that move upward.
Observe along the direction of inserting recording medium box supporter 102, anti-error insert 111 is installed on the end of recording medium box supporter 102 upside penetrales.Anti-error insert 111 comprises the sheet metal through compacting, and its center has the thrust 111a that enters in the recording medium box supporter 102, and its end has support holes 111b, and the other end has spring junction surface 111c.
Be arranged in and support on the thrust 113 and 114, have one at recording medium box supporter 102 upsides and be arranged on recording medium box supporter 162 upsides and insert axle 115 in the dead eye 111b, anti-error insert 111 is installed in the upside of recording medium box supporter 102 and can rotates around axle 115.Thrust 111a comprises a side of the anti-error insert 111 of downward extension, and has V-shaped substantially end bent.By the recess 116 in the recording medium box supporter, thrust 111a enters recording medium box supporter 102.Spring bonding part 111c comprises anti-error insert 111 upwardly extending another sides.
Provide an end of the coil spring 112 of moment of torsion to engage to anti-error insert 111, and the other end engage with spring junction surface 117 on being arranged in recording medium box supporter 102 1 ends with the spring junction surface 111c of anti-error insert 111.Coil spring 112 provides the moment of torsion of direction as shown in figure 20 or round the clockwise direction moment of torsion of axle 115 to anti-error insert 111.
Accept to contact with an end 116a of recording medium box supporter 102 recesses 116 along first direction, it can not further be rotated from the anti-error insert 111 of coil spring 112 moments of torsion.In this state, when the second recording medium box 1 inserted in the recording medium box supporter 102 of second driver 101 normal position, the thrust 111a of anti-error insert 111 entered in the recess 12 of anti-error insertion portion 11 of the second recording medium box 1.When the first recording medium box 201 inserted the normal position, the thrust 111a of anti-error insert 111 contacted with the dip plane 203e of the first recording medium box 201.Please note Figure 18,171 represent main shaft, and 172 represent magnetic head, and 173 represent head rest.
The operation of the second recording medium box 1 and second driver 101 will be described below.
When 1) the second recording medium box 1 being inserted second driver 101:
A) in case insert the normal position
With reference to figure 22-24, when the second recording medium box 1 being inserted in the recording medium box supporter 102 of second driver 101, valve is opened among the recess 3e that the valve copulational protuberance thing 142 of part 103 introduces in the second recording medium box, 1 front end face.Therefore thereby valve is opened part 103 and can be overcome and reverse coil spring 143 power and rotate the valve 4 of opening the second recording medium box by valve copulational protuberance thing 142.
When further the second recording medium box 1 being inserted in the recording medium box supporter 102, the thrust 111a of the anti-error insert 111 of recording medium box supporter 102 enters in the recess 12 of anti-error insertion portion 11 of the second recording medium box 1.With reference to figure 25-26, when thrust 111a arrives the penetrale of recess 12, open part 103 by valve and open valve 4.Simultaneously, the junction surface 153 of release trigger device 105 engages with the bonding part 161 of lifting member 104, so that eliminate the sealed of lifting members 104 by trigger device 105.Therefore lifting member 104 relies on the power of coil spring 164 to slide so that move down recording medium box supporter 102, and the center ring hub 22 of the second recording medium box 1 is positioned on the main shaft 171 of second driver 101.
B) in case misplug fashionable, as insertion or put upside down insertion with facing down
With reference to Figure 27, when the second recording medium box 1 inserts recording medium box supporter 102 improperly, not not recess 12 just, but the end face part of the second recording medium box 1 contacts with the head of the thrust 111a of anti-error insertion portion 11, so just prevents the further insertion of the second recording medium box 1.
2) when the second recording medium box 1 is inserted first driver 301,
When A) in a single day inserting the normal position
With reference to Figure 28, when in the recording medium box supporter 302 that second recording medium is inserted first driver 301, be arranged in the recess 12 of anti-error insertion portion 11 that the second arm 306c that being on first driver 301 reverse the anti-error insert 306 of coil spring form is introduced into the second recording medium box 1.Because first and second sidewall 12a and the 12b of recess 12, the second arm 306c that is introduced into recess 12 can not turn to the outside of the second recording medium box 1, and is extended configuration to prevent further insertion recording medium box supporter 302 of the second recording medium box 1.
With reference to figure 29-30, will illustrate that below the second recording medium box 1 is inserted trigger divides the driver 301 of open form.As mentioned above, the valve corresponding concavity face 211 on toward the outer side the whole height of part 3b and the first recording medium box 201 when being opened valve by valve 4 sealings when closing (hacures (hatched) part during closing shown in Figure 30) of being taken in the second recording medium box, 1 one sides equates.In the time of in the second recording medium box 1 being inserted the recording medium box supporter 302 of first driver 301 that trigger divides open form, the valve of first driver 301 is opened the recess 3e in the copulational protuberance thing 309 introducings second recording medium box 1 front end face of part 303.Valve is opened part 303 and is overcome the power rotation of reversing coil spring, thereby opens the valve 4 of the second recording medium box 1 by valve copulational protuberance thing 309.When opening valve 4 fully, prevent that by a backstop apparatus that does not show valve from opening the rotation of part 303, make it further the second recording medium box 1 not inserted recording medium box supporter 302.Therefore, the pressing part 323 of the frizzen 305 of first driver 301 no longer is subjected to pushing of the second recording medium box, 1 front end face, thereby frizzen 305 is not eliminated sealed to lifting member 304.
B) in case misplug into, as insertion or put upside down insertion with facing down
With reference to Figure 31, when improperly the second recording medium box 1 being inserted first driver 301, the head of the second arm 306c of the anti-error insert 306 of first driver 301 contacts with the part of the end face of the second recording medium box 1 rather than contacts with recess 12.Such second arm 306c is extended configuration, prevents that the second recording medium box 1 from further inserting.
When improperly the second recording medium box 1 being inserted trigger and divides open form first driver 301 in, valve open part 302 allow the second recording medium box 1 contact with backstop apparatus make it to rotate before the insertion second recording medium box 1.Open part 302 when valve and contact, when making it to rotate again, prevented that the second recording medium box 1 from inserting recording medium box supporter 302, thereby avoided pushing the pressing part of frizzen 305 with backstop apparatus.
3) when the first recording medium box is inserted second driver 101:
A) in case insert the tram
With reference to Figure 33, when in the recording medium box supporter 102 that the first recording medium box 201 is inserted second driver 101, the valve copulational protuberance thing 142 that valve is opened part 103 is introduced in the interior recess 203c of the first recording medium box, 201 front end faces.Therefore valve is opened part 103 and is overcome the power of reversing coil spring 143 and rotate, and opens the valve 204 of the first recording medium box 201 by valve copulational protuberance thing 142.
With reference to figure 34-35, when further inserting the first recording medium box 201 in the recording medium box supporter 102, the thrust 111a of the anti-error insert 111 of second driver 101 contacts with the dip plane 203e of the first recording medium box, thereby and has cancelled the effect of anti-error insert 111 or backstop apparatus along the outside that dip plane 203e forwards the first recording medium box 201 to.Therefore the first recording medium box 201 further enters in the recording medium box supporter 102.Open valve 4 in case open part 103, just discharged the junction surface 153 of trigger device 105 and engaging of 161 of lifting member 104 bonding parts, eliminate the sealed of lifting member 104 by trigger device 105 by valve.Therefore lifting member so that move down recording medium box supporter 102, is arranged on the main shaft 171 of second driver 101 the center ring hub 22 of the second recording medium box 1 in the effect lower slider of coil spring 164 power.
B) in case misplug into, as insertion or put upside down insertion with facing down
With reference to Figure 36, when inserting the first recording medium box 201 in second driver 101 improperly, the thrust 111a of anti-error insert 111 contacts with the end face part of the first recording medium box 201, rather than contact with dip plane 203e, make anti-error insert 111 become extended configuration, insert further to prevent the first recording medium box 201.
Figure 37 A-37C shows the distortion of the anti-error insert 111 that reverses the coil spring form, and it comprises: pipe dish 111A, the first arm 111B and second vertical with it with respect to the pipe dish 111A basically arm 111C.Make the last side engagement of pipe dish 111A and recording medium box supporter 102 by pipe dish junction surface 181.Make the last side engagement of the first arm 111B and recording medium box supporter 102 by arm junction surface 182.The end of the second arm 111C is bending downwards substantially perpendicularly, and has thrust 111D.The recess 183 that thrust 111D passes in recording medium box supporter 102 upsides protrudes in recording medium box supporter 102.
With reference to figure 37A, when the tram in the second recording medium box, the 1 insertion recording medium box supporter 102, the thrust 111D that is positioned at the second arm 111C end is introduced into the recess 12 of the anti-error insertion portion 11 of the second recording medium box 1, allows the second recording medium box 1, second driver 101 of packing into.With reference to figure 37B, when the tram in the first recording medium box, the 201 insertion recording medium box supporters 102, the thrust 111D of the second arm 111C contacts with dip plane 203e, forward the outside of shell 203 to by the dip plane 203e second arm 111C like this, thereby pack the first recording medium box 201 into.
The thrust 111D of the second arm 111C can be arranged on the upstream of pipe dish 111A by observed direction of insertion among the 37A-37B, perhaps is arranged on the downstream of pipe dish shown in Figure 37 C.This distortion is used and is reversed coil spring as anti-error insert 111, can reduce number of components and assembling process, thereby reduce cost.
In conjunction with preferred embodiment the present invention has been described, should have noticed that the present invention is not limited to above-mentioned explanation, can realize multiple variation and modification without departing from the scope of the invention.
Claims (17)
1. cassette disk, it comprises:
One is the shell of flat rectangular parallelepiped basically, and described shell has a side and an opening;
One is installed in the valve on the described shell, and described valve can be along a described side be closed between the primary importance of described opening and the second place that described valve is opened described opening at described valve and slided;
One misplugs into preventing part, and it is arranged on beyond the above valve sliding area of a described side of described shell in the part and has and allows to introduce driver and misplug into the recess that prevents part.
2. cassette disk as claimed in claim 1, it is characterized in that, close and just closed and in case valve is opened just part toward the outer side in case a described side of described shell has valve by described valve, described part do as a whole see highly equal.
3. a cassette disk as claimed in claim 2 is characterized in that, a described side is the front end face when inserting described driver direction from cassette disk and observe;
4. a cassette disk as claimed in claim 1 is characterized in that, described mispluging into the described recess shape that prevents part basically as a rectangular parallelepiped that extends to described shell another side from a described side of described shell.
5. a cassette disk as claimed in claim 4 is characterized in that, described mispluging into preventing that part is formed at the corner of a described side of described shell.
6. cassette disk as claimed in claim 4, it is characterized in that, described mispluging into preventing that part from comprising a pair of sidewall that is substantially perpendicular to a described side of described shell, and the connecting wall that is used for connecting described pair of sidewalls, thereby, form a corner part in the described corner of the described side of described shell.
7. a cassette disk as claimed in claim 6 is characterized in that, described corner part has a base in a side of described connecting wall, and has a head in the described end face side of described shell, and the width of described base is greater than described head.
8. a cassette disk as claimed in claim 6 is characterized in that, has the end of band dip plane on the described end face side of described shell with respect to the sidewall in the described pair of sidewalls of described corner part setting.
9. cassette disk as claimed in claim 6, it is characterized in that, described shell comprises the first and second half parts, described pair of sidewalls and described connecting wall are arranged at least one half part of described shell the first and second half parts, and extend along the thickness direction of described shell is whole.
10. a cassette disk as claimed in claim 9 is characterized in that, by a reinforcing section, described pair of sidewalls and the described connecting wall that is arranged on second half parts of described the first and second half parts of described shell is interconnected.
11. a cassette disk as claimed in claim 1 also comprises:
One is contained in the disc-shaped recording medium in the described shell rotationally.
12. a system, it comprises:
One has first box of the first format record medium;
One is used for first driver of the described first recording medium box;
One has second box of the second format record medium;
One is used for second driver of the described first and second recording medium boxes;
One is arranged on the device of first on the described first recording medium box, insert the direction of described first driver observes along the described first recording medium box, corner at the described first recording medium box, one front end face is provided with described first device that is inclined plane type, described first device allows when the described first recording medium box inserts the normal position, makes the described first recording medium box described first driver of packing into; With
One is provided with the device of second on described second recording medium box and described second driver, described second device comprises the direction observation of inserting described second driver along the described second recording medium box, notch part on the front end face of the described second recording medium box, described notch part is corresponding to the described turning of the described first recording medium box, described second device comprises parts, when the described first recording medium box inserts the normal position, these parts cooperate with described first device makes that described first recording medium is box-packed goes into described second driver, and when the described second recording medium box inserts the normal position, cooperate permission to go into described second driver with described second recording medium is box-packed with the described notch part of the described second recording medium box.
13. system as claimed in claim 12 is characterized in that, described second driver comprises that one is used for supporting described recording medium box, and the recording medium box supporter of the moving recording media box between the position of packing in an insertion position and; One is installed in rotation on the described recording medium box supporter and parts and with a thrust are used for device that the described parts of bias voltage make its rotate towards first direction,
Wherein, when the described first recording medium box being inserted in described second driver described normal position, the described parts of described second driver and described first means for engaging, rotate described parts to overcome described biasing device along second direction, make that described first recording medium is box-packed goes into described second driver
Wherein when the described second recording medium box inserts described normal position in described second driver, the described parts of described second driver are inserted into the described notch part of described second driver, thereby allow that described second recording medium is box-packed goes into described second driver.
14. system as claimed in claim 12; It is characterized in that; The described first recording medium box comprises one first shell and observes, is slidably mounted in one first valve on described first shell in the first shell front position along the direction that the described first recording medium box inserts described recording medium box supporter; The described front end of described first shell has when valve is closed is closed by described first valve and valve toward the outer side part when opening; Described part forms a recess
The described second recording medium box comprises one second shell and observes, is slidably mounted in second valve on described second shell in the second shell front position along the direction that the described second recording medium box inserts described recording medium box supporter, the described front end of described second shell has when valve is closed is closed by described valve and valve toward the outer side part when opening, described part sees to have identical height on the whole
Described first and second drivers have: one is installed in the part of opening of the described valve that is used to open described recording medium box on the described recording medium box supporter; One moving member that is used for the described recording medium box of vertical moving supporter; One trigger device is when being pushed by the front end face of the described recording medium box in the described recording medium box supporter.Eliminate the sealed of described moving-member with it, make described moving member move down described recording medium box supporter to described installation site,
The structure of described first driver makes when the described first recording medium box being inserted in described first driver described tram, eliminate sealed to described trigger device at a primary importance place that the described first recording medium box is inserted into, the described part of opening is introduced in the described recess of the described first recording medium box
Whether the structure of described second driver makes when inserting in the described recording medium box supporter normal position to one in the described first and second recording medium boxes, regardless of existing described recess all will eliminate sealed to described trigger device.
15. a driver that is used to have first box of the first format record medium and has second box of the second format record medium, described driver comprises:
One recording medium box supporter, described recording medium box supporter record support media box, and the moving recording media box between the position of packing in an insertion position and;
One is installed in rotation on mispluging into preventing part, described mispluging into preventing that part has a thrust on the described recording medium box supporter; With
One is used for pushing described mispluging into the biasing device that prevents that part from rotating along a first direction;
It is characterized in that, when the tram in the first recording medium box insertion driver, described mispluging into the described thrust that prevents part engages with the inclination turning of the described first recording medium box so that overcome described the mispluging into preventing part of described biasing device rotation along a second direction, make that first recording medium is box-packed goes into driver
Wherein when the time the tram in the second recording medium box insertion driver, the described described thrust that prevents part that misplugs is inserted in the recess in corresponding described first recording medium box described inclination turning in the second recording medium box and the turning different with described inclination corner shape, make that second recording medium is box-packed goes in the driver.
16. a driver as claimed in claim 15 is characterized in that, described mispluging prevents that part is installed on the described recording medium box supporter.
17. a driver as claimed in claim 15 is characterized in that, obtains described mispluging into preventing part by bending a plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98116098 CN1205514A (en) | 1997-07-14 | 1998-07-14 | Structure for preventing misinsertion of disc cartridges |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP188250/97 | 1997-07-14 | ||
| CN 98116098 CN1205514A (en) | 1997-07-14 | 1998-07-14 | Structure for preventing misinsertion of disc cartridges |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1205514A true CN1205514A (en) | 1999-01-20 |
Family
ID=5224933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98116098 Pending CN1205514A (en) | 1997-07-14 | 1998-07-14 | Structure for preventing misinsertion of disc cartridges |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1205514A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100394500C (en) * | 2004-05-24 | 2008-06-11 | 阿尔卑斯电气株式会社 | Recording medium mounting device |
-
1998
- 1998-07-14 CN CN 98116098 patent/CN1205514A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100394500C (en) * | 2004-05-24 | 2008-06-11 | 阿尔卑斯电气株式会社 | Recording medium mounting device |
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