CN87102999A - Can reproduce the easy audio reproducing apparatus of a plurality of indicators - Google Patents

Can reproduce the easy audio reproducing apparatus of a plurality of indicators Download PDF

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Publication number
CN87102999A
CN87102999A CN87102999.5A CN87102999A CN87102999A CN 87102999 A CN87102999 A CN 87102999A CN 87102999 A CN87102999 A CN 87102999A CN 87102999 A CN87102999 A CN 87102999A
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CN
China
Prior art keywords
rotating disk
bar
indicators
indicator
reproducing apparatus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN87102999.5A
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Chinese (zh)
Other versions
CN1013526B (en
Inventor
小池荣师
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.)
Ozen Corp
Original Assignee
Ozen Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ozen Corp filed Critical Ozen Corp
Publication of CN87102999A publication Critical patent/CN87102999A/en
Publication of CN1013526B publication Critical patent/CN1013526B/en
Expired legal-status Critical Current

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    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02Details
    • G11B17/038Centering or locking of a plurality of discs in a single cartridge
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/02Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
    • G11B33/06Cabinets; Cases; Stands; Disposition of apparatus therein or thereon combined with other apparatus having a different main function
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/22Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random access magazine of disc records
    • G11B17/226Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random access magazine of disc records the magazine consisting of a single rotatable tray carrying the disks
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/001Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor with vibrating mechanical coupling means between pick-up element and sound producing element

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  • Automatic Disk Changers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Toys (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)

Abstract

Have a plurality of indicators on the transposition plate, each in these indicators all is placed on the box body of this device by the transposition plate of a rotation, and each indicator all can be fixed in the face of having the rotating disk position of acoustic pickup.Box body is provided with starting device and audio reproduction stops device, can arrive the reproduction that the audio reproduction terminal point stops sound according to the acoustic pickup of tone arm.

Description

Can reproduce the easy audio reproducing apparatus of a plurality of indicators
The present invention relates to a kind of easy audio reproducing apparatus that can carry and reproduce a plurality of indicators.In more detail, relate to a kind of like this device, it comprises a transposition flat board that is supported on rotatably on the housing, make specific indicator can steering surface to rotating disk, thereby can make desirable indicator reproduce its content by the transposition effect of transposition plate.
The audio reproducing apparatus of in the past, can conversion and reproducing a plurality of indicators is provided (for example, disclosed by Japanese Patent Publication 57-31201 and 57-589).
The simplification audio reproducing apparatus of these patterns has been equipped the pickup arm and the rotating disk that the drive pickup arm advances or withdraws in the face of the sound pin that makes progress on their rotating disk, make reproducing stylus can engage or leave the indicator that loads or install on pickup arm.
Yet in the audio reproducing apparatus of these patterns, all as independently preparing and manage and be loaded with the disc that separates, each disc all will be installed on the audio reproducing apparatus each indicator, so it is not easy to use.Correspondingly, they also exist some and can not satisfy the user and make the requirement of its desirable content of carrying out the back immediately or make problems such as his interest is met by desired rapid working method through mechanical rotation.
In view of the problem of being run in the above-mentioned former technical scheme, an object of the present invention is to provide an audio reproducing apparatus, it only comprises the device of a black box structure, and this device can a plurality of indicators of clamping and any desired dish that reproduces on it to be comprised.Another object of the present invention provides one and simplifies audio reproducing apparatus, and wherein the transposition work of this device can be finished in stand-by mode, so that the user likes this transposition work.
According to transcriber of the present invention, a plurality of indicators rotatably are supported by the transposition plate that carries these indicators by the box body of transcriber, and the specific indicator of wherein selecting broadcast is positioned to make it can face the position of the rotating disk that has acoustic pickup regularly.
In addition, in the present invention, the equipment of this device connection audio reproduction comprises the bar at the middle part that is placed in the length direction that also is supported on it in the device box body rotatably, one end of bar extends the endless-belt groove made on the rotating disk and is promoted by spring, so that it can promote the ring flange of looping belt grooves to shrinkage direction, thereby can overcome the stressed spring of contact pilotage and promote rotating disk.Get in touch for setting up, also connected a starting unit,, thereby make rotating disk lean on the stressed spring of contact pilotage and be sent to so that the user overcomes bias force and moves by operating on it the bar that just can make the playback coupling arrangement with the other end of bar.
This device also comprises a geared assembly, be used to overcome bias unit and fix this bar, at its progressive position by handling the starting device rotating disk.
This device also comprises the decontrol that is used to discharge geared assembly.This decontrol constitutes in such a way, i.e. the pickup arm outer of stretching out rotating disk, thereby when reproducing stylus arrives the terminal point of audio reproduction facing to an end of reproducing stylus side, and the collision of the external part of geared assembly by pickup arm and bar breaks away from meshes.
There are a plurality of recesses at the round edge place of transposition plate, and meshing part makes it engagement to pencil edging to skew there.
The part of joggle piece reaches the bottom of bar, and each bar and joggle piece all are provided with a pair of concavo-convex coupling unit.These concavo-convex coupling units only can intercouple when starting unit makes bar be in mode of operation and be in the state of being meshing with each other with fixing described recess and joggle piece.
Operating personnel press starting device, after the rotation of transposition plate makes indicator be in desired position, the bar that makes rotating disk remain on retrieving position by bias unit discharges the confining force that is added on the rotating disk, thereby rotating disk is sent to, meanwhile, motor power supply to rotating rotating disk makes the rotating disk rotation.Then, on the record surface of reproducing stylus attached to indicator, even with the audio reproduction of recorded contents.Because geared assembly keeps engagement, so the down state of the starting device that is in operation can last till the end of audio reproduction usually.
Hold decide the finishing of content playback after, the decontrol that inserts tone arm extends radially the outer of rotating disk and striking to playback termination device, thereby removes the maintenance effect of above-mentioned geared assembly.Because this action, bar is got back to its initial position under the effect of bias unit, thereby the promotion rotating disk overcomes the stressed spring withdrawal of contact pilotage.The elastic biasing geared assembly enters in the recess that constitutes on the transposition plate periphery to realize engagement.
The recess of transposition plate flexibly promotes the meshing part engagement.
The transposition plate can overcome the bias force that meshing part applies and rotate, and can make its entrained indicator be in the desired position of audio reproduction.But, in case audio reproduction is undertaken by starting device, thereby, the concavo-convex coupling device that forms between bar and the meshing part suppresses being moved further of coupling unit because having realized their coupling, the engagement that this coupling unit and recess will be maintained fixed, if the record surface of reproducing stylus and indicator is in contact condition, this transposition plate will be fixed on the position that it forwards to.
In the accompanying drawings:
Fig. 1 is the skeleton view of the optimal case of simplification audio reproducing apparatus of the present invention; Fig. 2 is the skeleton view that described device is taken away top cover and partly cut open; Fig. 3 is the transverse sectional view that the line 3-3 along Fig. 1 cuts open; Fig. 4 is the partial plan layout of the relation between expression transposition plate, rotating disk, decontrol, playback termination device, bar, geared assembly, the electronic joint etc.; Fig. 5 and Fig. 6 are side views, and they have represented the mutual relationship when audio reproduction and non-user mode respectively such as concavo-convex coupling unit, playback termination member, meshing part, column, manual playback termination bar; Fig. 7 is a front view, expression rotating disk, bar, electronic joint and the reproducing stylus position relation when the non-operating state of audio reproducing apparatus.
Box body 1 is made up of housing 1a and the lid 1b that covers on housing 1a as seen from Figure 1.In this scheme, lid 1b is made by transparent plastic material, and it can be opened or closed by hinge 1c.
Supporting base 30 is upwards settled as main fixture, as shown in Figure 2.Transposition axle 31 is placed in the position of corresponding supporting base 30.
On lid 1b, be provided with a guide groove 32.
Transposition plate 17 is rotatably installed on the transposition axle 31, and by the guide groove guiding of being opened on the lid 1b shown in Figure 1.
At this moment, transposition axle 31 inserts supporting base 30 shown in Figure 2.
Transposition plate 17 has four indicators 4, and the record surface 3 of indicator is towards the inside of housing 1a (referring to Fig. 3).The reverse side of indicator above box body, wherein shows and the corresponding plurality of patterns of recorded content as shown in Figure 1, can see by transparency cover 1b.Recess 22 corresponding to the transposition plate with the number of indicator, they are provided with arrangement along the periphery of transposition plate.
As being clear that from Fig. 1 and Fig. 2, the meshing part 23 of crank shape is installed in the housing 1a and the rotation that can produce horizontal direction.
One end of this meshing part 23 is tending towards to the neighboring face motion of transferring the possession of plate 17, as shown in Figure 2 because of the effect that is subjected to spring 33 under normal conditions.
As shown in Figures 2 and 3, bar 18 is installed in the center of the housing 1a of box body 1 in the mode of pivot.In Fig. 3,34 is fulcrums.
Bar 18 comprises the head of crooked bifurcation and almost is the straight trunk of T shape, and an oss-divided shank.Because the trunk of above-mentioned bar 18 and shank are tending towards moving up on its lower one side because of the effect of the bias unit that resembled volute spring 35 under normal conditions, so the head of two forks also is tending towards moving upward naturally.
The rotating disk 10 that can rotate in housing is installed in the middle part of housing 1a, this rotating disk 10 by pivot pin 36 as rotatable axle journal, as shown in Figure 3, and it support with the stressed spring of contact pilotage 8, so that it can move in axial certain limit than lower part.
The elastic force that should note the stressed spring 8 of contact pilotage than the elastic force that gives bar 18 slightly a little less than.
Rotating disk 10 comprises portion and a ventricumbent speaker diaphragm 11 and a cylinder record 37 that is positioned at its top and exceeds rotating disk 10 end faces slightly within it.Can be clear that in Fig. 2 and Fig. 3 the neighboring of rotating disk 10 has the ring flange F of a pair of annular, they lay respectively at its axial preceding and rear end and constitute an endless-belt groove 19 betwixt.
Similar diametric(al) along rotating disk 10 is equipped with a rod transfer voice member 12 across ground.Its end is suspended in the air, and by its middle part and the last end in contact of cylinder record 37 are supported.
On rotating disk 10, a tone arm 7 is arranged, its front end is provided with a reproducing stylus that protrudes upward 5, and its rear end is rotatably installed.Its front end that has reproducing stylus 5 can swingingly move between partly at the outer of rotating disk 10 and center.
Position below reproducing stylus 5 is supported the front end of sound arm 7 by slidably contacting with sound transmission member 12.
Back-moving spring 6 around the point of rotation of tone arm 7, thereby make the front end that has reproducing stylus 5 be pushed to the outer rim of rotating disk 10, the i.e. starting point of indicator under normal conditions.
With the anterior relative position that has reproducing stylus 5, be equipped with and be used to cancel selected item destination device 21.This decontrol 21 is provided with in such a way, makes when the front end that has reproducing stylus 5 arrives the center part (being the terminal point of audio reproduction) of rotating disk 10, and this decontrol 21 extends radially the outer rim of rotating disk 10, (referring to Fig. 4).In Fig. 2 and Fig. 3, electro-motor of 15 expressions, its belt and rotating disk 10 coupling by between motor and endless-belt groove 19, being provided with.
One end of crooked two forks of bar 18 recited above puts in the endless-belt groove 19 that forms between the ring flange, so this part will promote ring flange in contraction side towards the slight axially-movable of the shrinkage direction of rotating disk 10, make rotating disk 10 overcome the power of the stressed spring 8 of contact pilotage and regain.
The mesh component 23 that is shaped as crank type reaches the bottom of T type position one end of bar 18, constitutes a concavo-convex coupling device that has convex there.On the corresponding part of bar 18 and this projection, be provided with an aperture 24a.As long as when in the recess 22 on mesh component 23 and the transposition plate 17 one is meshed, a concavo-convex coupling component 24 on the mesh component 23 be sitting at aperture 24a below.
An electric connection 16 that leans against the reverse side of bar 18 constitutes the circuit that leads to motor 15.By among Fig. 5 to Fig. 7 the concrete electric connection 16 that shows when the shank of the trunk of bar is lowered, be in the position of " opening ".And when the trunk of bar and shank rise, be in the position of " pass ".
These accompanying drawings all are shown as starting device 14 and can push from the outside of box body and when being pushed down and the contacted push rod of the upper surface of the trunk of bar and shank.
Another part of bar 18, promptly the trunk of bar and shank are provided with the column 41 that has table top 40.Playback stops device 13 and is contained in the housing 1a and against column 41.
Playback stops device 13 and stretches the rotatable support that obtains knowing clearly of middle part that the bell crank on edge partly constitutes in its level, so can swing in surface level.
The more weak torsionspring 42 of strength is contained on this strong point, and therefore, this horizontal component is subjected to revolving force along clockwise direction.
Playback stops an end of the lever of device 13 and stretches the edge by the outer rim of rotating disk 10 a little more than rotating disk, and the other end of this lever contacts with the side of column 441 under the resilient force of torsionspring 42.
Like this, the other end of lever constitutes geared assembly 20 with the table top of column 41.In other words, when the trunk and the pole of bar 18 is lowered, thereby make geared assembly 20 occupy its position of engagement and make bar 18 no matter can both overcome the elastic force of bias unit 35 and make it to keep its position an end that is in lower or higher position, the lever other end of the trunk of formation and pole will mesh table top 40.
A kind of selecting arrangement as the playback termination device 13 that offers this programme is provided with one and manually stops bar 44.Can be clear that from Fig. 1,2,3,4 and 5 this bar is made into the form of a push rod, it can manually push from the outside of box body 1, and is attached on the convex surface 48 on a downward inclined-plane 47.Inclined-plane 47 can mesh the inner edge that playback stops the bell crank of device 13, and this lever is counterclockwise rotated, this will cause playback free geared assembly 20 midway, thereby two fork low sides of bar 18 are reduced and rotating disk 10 are regained.
Fig. 7 has shown the state of described device, and wherein by decontrol 21 or when depressing manual push rod 44, rotating disk 10 is in retrieving position.
Operation, promptly the use-pattern of the device of this programme is carried out by following method.
At first, the transposition plate 17 that will have an indicator of one or several desired content rotatably is placed on the transposition axle 31 of box body 1.Then, rotate transposition plate 17 indicator 4 that has required content is placed under the transparency cover 1b, thereby finish transposition.Simultaneously, keep the meshing part 23 of Elastic Contact to fall among the recess 22 one with transposition plate 17, thereby be temporarily fixed at this dislocation.Next step promotes starting device 14, the part (heads of two forks) of bar 18 is raise, and another part is trunk and shank reduction.Because this motion, the rotating disk 10 that remains on retrieving position because of the elastic force of the stressed spring 8 of contact pilotage has been broken away from and has been added confining force thereon and begin to advance.
Simultaneously, when bar 18 is not depressed by starting device 14, remain on " pass " state and be attached to the trunk of bar 18 and the electric connection 16 of the reverse side of shank is placed in " opening " state, so motor entry into service and make the rotating disk rotation.
Playback stop device 13 also with contact to platform side 40 and make bar 18 remain on the position of its reduction, in the aperture 24a of the recessed coupling unit of conduct of protruding coupling component 24 insertion rods 18, make the meshing part 23 and the engagement of recess 22 be in stationary state, thereby be completely fixed dislocation.
When rotating disk 10 was advanced, reproducing stylus 5 was promoted to the starting point of audio reproduction along normal direction by back-moving spring 6, and in the starting point place engagement of the record surface 3 of indicator 4, the sound groove along rotating disk 10 rotations moves then, reaches the terminal point of audio reproduction up to it.During this period, when reproducing stylus 5 during along the orbiting motion of the record surface 3 of indicator 4, the table top 40 on the column 41 of bar 18 is still overcome the bias force of bias unit 35 and is remained on holddown by meshing part 20, as shown in Figure 5.When reproducing stylus 5 arrives the terminal point of audio reproduction, decontrol 21 will extend radially outside the periphery of rotating disk 10.Because the continuation of rotating disk 10 rotation, this decontrol will be run into an end of the horizontal lever that stops device 13, thereby this horizontal lever is counterclockwise rotated, and the meshing part 20 that is meshed with the table top 40 of column 41 of relieving.
When meshing part was decontroled, bar had lost to support and begin to promote rotating disk 10 and has come back to its retrieving position, thereby the reproducing stylus 5 and the record surface 3 of indicator 4 are separated.
Therefore, this device audio reproduction circulation has stopped by this way.Yet, just can stop this device effectively at this audio reproduction of termination midway that uses as long as push manual termination bar as the hold function of decontrol if require.
In a word, when reproducing stylus leaves the record surface 3 of indicator 4, electric connection 16 will become " pass ", as shown in Figure 7.And make motor 15 with rotating disk 10 stalls.
As shown in Figure 6 and Figure 7, protruding male part 24 leaves the little shrinkage pool 24a of bar 18, and allows this meshing part fully freely swing.Therefore it allows transposition plate 17 rotation freely.
According to the present invention, a transposition strip has a plurality of record discs, and can rotate dislocation and reproduce the required content that indicator carries.In addition, it can select a plurality of indicators easily, and has been full of entertaining when transposition and these indicators of reproduction, particularly when this device is used for the toy of toy or aims of education.

Claims (7)

1, can reproduce the easy audio reproducing apparatus of a plurality of indicators, comprise: a box body: be installed in the indicator in the described box, the record surface of these indicators is all in box, the swung rotation tone arm that has the reproducing stylus that points to the indicator record surface, it can be between the starting point of the audio reproduction of indicator and terminal point the support that can swing of swing and being subjected to, and push the audio reproduction starting point to by back-moving spring; Be subjected to the rotating disk of the axial promotion of the stressed spring of contact pilotage; Be contained in the speaker diaphragm in the described rotating disk; Be connected to described speaker diaphragm and described tone arm the reproduction of described tone arm vibration is passed to the transfer voice parts of described speaker diaphragm; The playback that overcomes the bias force of the stressed spring of contact pilotage and described rotating disk is regained stops device; Make the starting device of described rotating disk raising with the stressed spring of described contact pilotage; Drive the electro-motor of described rotating disk; The electric connection of when described starting device starts, supplying electric power and when described playback stops the device starting, cutting off the electricity supply.Wherein said indicator can rotatably be dissolved in the described box body and by the transposition plate by rotation and be carried.This transposition plate can be fixed on a specific indicator and make the position of described indicator in the face of described rotating disk.
2, simplify audio reproducing apparatus and can reproduce a plurality of indicators described in the right descriptions 1, be shaped on recess on the periphery of wherein said transposition plate, its number is corresponding with the indicator number that can carry above it.Therefore, when described joggle piece normal direction push the transposition plate to neighboring when meshing one of described recess, described transposition plate can be fixed.
3, simplify audio reproducing apparatus and can reproduce a plurality of indicators described in the claim 1, wherein said rotating disk has an endless-belt groove, this groove is made of the ring flange that is installed in its axial two ends, and described rotating disk rotatably is coupled with described motor by belt drive system; It is to constitute like this and promote that described playback stops device, and the bar that is contained in the described box body is swingingly supported at the middle part, reach thus described endless-belt groove around, regain so described bar can promote the elastic force that described rotating disk overcomes the stressed spring of contact pilotage; Other end associated with described starting device and described bar, overcoming bias force by the stressed spring of described contact pilotage can advance rotating disk, and constitute a geared assembly, make it because the operation of starting device, promote the bias unit that described bar overcomes described bar, the position that rotating disk is advanced to keep described bar to be in; Described geared assembly also comprises a decontrol, the end that it has a described tone arm of described reproducing stylus facing to an end is pushed out the periphery of described rotating disk, so because described decontrol and described playback stop the collision of device, described geared assembly breaks away from engagement.
4, simplify audio reproducing apparatus and can reproduce right descriptions 3 described a plurality of indicators, a plurality of recesses are arranged on the round edge of wherein said rotating disk, its number depends on described indicator number.Therefore, described meshing part is pushed to the neighboring of described rotating disk, and described recess and the coupling of described transposition plate are also pinned to finish audio reproduction with interfixing.
5, simplify audio reproducing apparatus and can reproduce right descriptions 1 to 4 described a plurality of indicators, wherein said meshing part reach described bar below; Described bar constitutes the concavo-convex combination that is connected with described link; The engagement of one of described meshing part and described recess; Have only when described starting device starts described bar, described meshing part just can mesh regularly with described recess.
6, simplify audio reproducing apparatus and can reproduce right descriptions 5 desired a plurality of indicators, wherein the meshing part of An Zhuaning is with respect to one of the round edge formation of the described transposition plate interior angle less than 90 °.
7, simplify audio reproducing apparatus and can reproduce right descriptions 5 or 6 desired a plurality of indicators, wherein said box body comprises that a hinge partly makes it open or close with respect to described box body, thereby described transposition plate can partly be put into its use location by opening described hinge.
CN87102999A 1986-04-30 1987-04-25 Simplified sound reproducing device capable of carring and reproducing a plurality of record discs Expired CN1013526B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61100542A JPS62257667A (en) 1986-04-30 1986-04-30 Simple acoustic reproducing device using plural record disks
JP100542/86 1986-04-30

Publications (2)

Publication Number Publication Date
CN87102999A true CN87102999A (en) 1987-11-11
CN1013526B CN1013526B (en) 1991-08-14

Family

ID=14276839

Family Applications (1)

Application Number Title Priority Date Filing Date
CN87102999A Expired CN1013526B (en) 1986-04-30 1987-04-25 Simplified sound reproducing device capable of carring and reproducing a plurality of record discs

Country Status (5)

Country Link
JP (1) JPS62257667A (en)
KR (1) KR900003690B1 (en)
CN (1) CN1013526B (en)
GB (1) GB2189922B (en)
HK (1) HK16591A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105788615A (en) * 2015-01-12 2016-07-20 辛力彬 Wheel type optical disc juke-box optical disc positioning apparatus

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5197057A (en) * 1989-03-07 1993-03-23 Matsushita Electric Industrial Co., Ltd. Disc changer with dust cover
US5151687A (en) * 1990-07-16 1992-09-29 Younger George G Apparatus for logging electronic media-taped material
JP2514759Y2 (en) * 1990-09-11 1996-10-23 三洋電機株式会社 Rotating disc auto-changer device
JP3531200B2 (en) * 1993-03-05 2004-05-24 ソニー株式会社 Disc player device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54108605A (en) * 1978-02-13 1979-08-25 Sony Corp Cassette changer
JPS5671846A (en) * 1979-11-19 1981-06-15 Toshiba Audio Kogyo Kk Recording and playback device
DE3110480A1 (en) * 1981-03-18 1982-10-21 Blaupunkt-Werke Gmbh, 3200 Hildesheim SMALL CASSETTE DEVICE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105788615A (en) * 2015-01-12 2016-07-20 辛力彬 Wheel type optical disc juke-box optical disc positioning apparatus

Also Published As

Publication number Publication date
GB2189922B (en) 1990-07-18
GB8630692D0 (en) 1987-02-04
GB2189922A (en) 1987-11-04
HK16591A (en) 1991-03-15
CN1013526B (en) 1991-08-14
JPS62257667A (en) 1987-11-10
KR870010526A (en) 1987-11-30
KR900003690B1 (en) 1990-05-30

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