WO2001004900A1 - Cartouche dans laquelle est stocke un disque - Google Patents
Cartouche dans laquelle est stocke un disque Download PDFInfo
- Publication number
- WO2001004900A1 WO2001004900A1 PCT/JP2000/004431 JP0004431W WO0104900A1 WO 2001004900 A1 WO2001004900 A1 WO 2001004900A1 JP 0004431 W JP0004431 W JP 0004431W WO 0104900 A1 WO0104900 A1 WO 0104900A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cartridge
- shirt
- torsion spring
- hole
- storage hole
- Prior art date
Links
- 230000001681 protective effect Effects 0.000 claims abstract description 15
- 210000000078 claw Anatomy 0.000 description 9
- 230000037431 insertion Effects 0.000 description 6
- 238000003780 insertion Methods 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000002265 prevention Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/03—Containers for flat record carriers
- G11B23/0301—Details
- G11B23/0308—Shutters
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/03—Containers for flat record carriers
- G11B23/0301—Details
- G11B23/0302—Auxiliary features
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/03—Containers for flat record carriers
- G11B23/0301—Details
- G11B23/0302—Auxiliary features
- G11B23/0303—Write protect features with a sliding part
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/03—Containers for flat record carriers
- G11B23/0301—Details
- G11B23/0306—Means for locking the record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/03—Containers for flat record carriers
- G11B23/0301—Details
- G11B23/0307—Positioning or centering features
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/03—Containers for flat record carriers
- G11B23/0301—Details
- G11B23/0313—Container cases
- G11B23/0316—Constructional details, e.g. shape
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
Definitions
- the present invention relates to an improvement in a force cartridge that houses a disk as a recording medium.
- FIG. 11 is a perspective view of a conventional cartridge (6). Cartridge field
- (6) is composed of a pair of cartridge halves (2) and (3) butt up and down, and a recording medium disk (60) is housed inside.
- a through hole (61) Through which a part of the disc (60) is exposed, and the through hole (61) is provided in the cartridge. Opening and closing are switched by the shutter (4) sliding on the carriage (6).
- the cartridge (6) is inserted into a recording / reproducing device (not shown) in the same direction as the moving direction of the shirt (4).
- a slit (63) is recessed on the side of the cartridge (6) to be covered by the shirt (4), and when the cartridge (6) is inserted into the recording / reproducing device, The nail piece (10) fixed in the device enters the slit (63).
- the shirt (4) is engaged with the cartridge (6) by a lock mechanism (not shown), and the claw (10) that has entered the slit (63) releases the lock of the lock mechanism. Together, press the shirt evening (4) to open.
- the direction of insertion of the cartridge into the device is forward, and the opposite direction is backward.
- the cartridge (6) is supported by receiving pins (11) protruding from above the chassis (1).
- the chassis (1) is provided with an evening table (12) and a pickup (13).
- a window (62) through which the beam from the pickup (13) passes and a window (62) are provided on the lower surface of the cartridge (6). Yuichi A through hole (26) through which the table (12) passes is opened. With the shirt (4) open, the turntable (12) passing through the through hole (26) rotates the disc (60), and the beam of the pickup (13) passes through the window hole (62) and the disc (60). 60) to reproduce the signal.
- a recording head contacts the disc (60) through the through hole (61) to record a signal.
- the cartridge (6) in Fig. 11 remains open if the shirt evening lock (4) is unlocked for some reason and the shirt evening evening (4) is opened carelessly. Therefore, foreign matter flying from the outside easily adheres to the disc (60) through the through hole (61). Therefore, as shown by a dashed line in FIG. 11, a storage hole (31) is formed in the side surface of the cartridge (6), and a torsion spring (31) is inserted into the cartridge (6) through the storage hole (31). 5) is inserted, and the torsion spring (5) is urged in a direction to close the shirt (4).
- the configuration in which the torsion spring (5) is provided has already been put to practical use, for example, in a floppy disk or the like, and the shutter (4) is automatically closed even if it is opened carelessly.
- the storage hole (31) is formed on the side surface of the force cartridge (6), there is a possibility that foreign matter may enter through the storage hole (31). This foreign matter may damage the disc (60) or hinder the operation of the torsion spring (5).
- the cartridge (6) is constructed by abutting the cartridge halves (2) and (3), and the side of both cartridge halves (2) and (3) has a torsion spring (5).
- the storage hole (31) that can be inserted from the outside is opened, On the side of the cartridge halves (2) and (3), between the storage hole (31) and the disc (60), there is a space between the upper cartridge halves (3).
- a protective wall (20) is formed,
- the space is formed in such a size that the screw lip panel (5) with the leg piece (51) directed sideways can pass with a small gap.
- Fig. 1 is a plan view of the cartridge, and the outline of the force cartridge is shown by a dashed line.
- Figure 2 is a front view of the above
- Figure 3 is a rear view of the cartridge.
- Fig. 4A Fig. 4B is an enlarged rear view of the vicinity of the first and second discriminating holes
- Fig. 5 is a perspective view of the switching lever and the cartridge
- FIG. 6 is a cross-sectional view taken along the line A—A of FIG. 5,
- Fig. 7 is an exploded perspective view of a half of a cartridge, a shirt, and a torsion spring.
- Fig. 8 is a right side view of a force cartridge.
- FIG. 9 is a plan view showing the open state of the shirt.
- FIG. 10 is a back view in which the vicinity of the first and second discriminating holes is enlarged in another application example.
- Figure 11 is a perspective view of a conventional cartridge
- FIG. 12 is a front cross-sectional view showing a state in which a force bridge is mounted on a chassis.
- FIG. 1 is a plan view of the cartridge (6), in which the outer shape of the cartridge (6) is indicated by a chain line.
- Fig. 2 is a front view of the same, and
- Fig. 3 is a cartridge (6).
- the cartridge (6) is constructed by vertically abutting a pair of cartridge halves (2) and (3), and has a window (30) on the left rear end. Has been established.
- a through hole (61) and a window hole (62) are formed on the upper and lower surfaces of the cartridge (6) to expose a part of the disc (60).
- the through hole (61) and the window hole (62) are covered with a shutter (4) sliding on the cartridge (6).
- a slit (63) is recessed at the front end of the right side of the cartridge (6), and a mouth lever (8) is pivotally supported (80) near the slit (63).
- the mouth lever (8) is made of a synthetic resin, and is bent to an arm piece (81) that can be flexibly deformed, a contact piece (82) protruding into the slit (63), and a shirt (4).
- An engaging hook (83) is provided integrally.
- the locking claw (83) locks the shirt evening (4) and usually stops the careless movement of the shirt evening (4).
- the cartridge (6) is inserted into a recording / reproducing device (not shown), and at this time, the moving direction of the shutter (4) and the direction of insertion into the device are aligned.
- a claw piece (10) is fixed to the device, and the claw piece (10) enters the slit (63), abuts against the contact piece (82), and bends and deforms the arm piece (81). And rotate the lock lever (8) clockwise.
- the engagement between the locking claw (83) and the shirt (4) is disengaged, and as shown in FIG. 9, the shirt (4) is pushed by the claw pieces (10) and moves backward, and the through-hole (61) is formed. Is exposed.
- the arm piece (81) elastically returns, and the lock lever (8) rotates counterclockwise to its original position.
- a torsion spring (5) for urging the shirt (4) in the closing direction is provided in the cartridge (6) in FIG. 1, and a wall piece (23) is erected near the torsion panel (5). Have been.
- the torsion spring (5) is formed by projecting a pair of leg pieces (51) (51) from the coil part (50).
- the wall piece (23) has a protective wall (20) facing the side of the cartridge (6), and the protective piece (23).
- a guide wall (2 1) extending obliquely inward toward the rear from the longitudinal center of the protective wall (20); and a guide wall (21) extending from substantially the center of the guide wall (2 1) in parallel with the protective wall (20).
- the torsion spring (5) has one leg (51) hooked on a hook (40) provided on the shirt (4), and the other leg hooked on the small wall (22). When the shirt evening (4) moves backward, the coil part (50) of the torsion spring (5) moves along the guide wall (21) (see FIG. 9).
- the protective wall (20) prevents foreign matter from entering from outside the cartridge, which will be described later in detail.
- a mechanism for switching between a recordable mode and a non-recordable mode by a user's operation to prevent a signal from being erroneously recorded on the disc (60). Have been. This configuration will be described below.
- a boss (64) having an opening directed downward is provided at the rear end of the force cartridge (6), and the front end of the rear surface of the cartridge (6) is provided at the rear end.
- the positioning groove (65a) and the erroneous insertion prevention groove (65b), which makes insertion impossible if the cartridge is inserted in the wrong direction, are respectively extended and recessed.
- the peripheral edge of the boss (64), the side edge of the positioning groove (65a) and the side edge of the erroneous insertion prevention groove (65b) come into contact with the receiving pin (11) (see Fig. 12) of the chassis (1). Tridge (6) is supported.
- a switching lever (7) operated by a user is rotatably fitted to the boss (64), and the switching lever (7) removes the cover piece (70) from the base end fitted to the boss (64). It protrudes toward the side of the bridge (6).
- the boss (64) and the switching lever (7) are colored differently from each other. Specifically, the boss (64) is entirely white, and the switching lever (7) is entirely black.
- first and second discriminating holes (66) and (67) are opened apart from each other on the rotation transition path of the covering piece (70). .
- the upper surface of the cartridge (6) is opposed to the rotation transition path of the covering piece (70). Accordingly, an arc-shaped operation hole (68) is provided.
- FIG. 5 is a perspective view of the switching lever (7) and the cartridge (6).
- a pair of switches (S Wl) (S W2) provided with an anvil (14) are provided, and the first and second discriminating holes (66) and (67) are provided with respective switches.
- the switches (SW1) and (SW2) detect whether or not the disc is recordable, based on whether or not each of the discriminating holes (66) and (67) is closed by the covering piece (70).
- the switches (S W1) and (S W 2) are usually OFF, and the cover (70) covering the judgment holes (66) and (67) becomes ⁇ N when the anvil (14) is pressed.
- FIG. 4A and 4B are enlarged rear views of the vicinity of the first and second discriminating holes (66) and (67).
- the first discriminating hole (66) is located on the front inner side of the second discriminating hole (67), and the cover piece (70) of the switching lever (7) is, as shown in FIG. 67), a position where only the first determination hole (66) is closed as shown in FIG. 4B, and a position where only the second determination hole (67) is closed as shown in FIG. It is set to be movable. That is, the user operates the switching lever (7) to move the covering piece (70) to any of the three positions, thereby switching between a mode in which signals can be recorded and a mode in which signals cannot be recorded.
- the switch (SW2) corresponding to the second discriminating hole (67) is pushed by the cover piece (70) to push the anvil (14). Therefore, the switch (SW1) corresponding to the first determination hole (66) is turned off. At this time, the cartridge (6) is in a mode in which signals can be recorded on the disc (60). As shown in FIG. 4B, if only the first discriminating hole (66) is closed, the switch (SW1) becomes ⁇ N and the switch (SW2) becomes OFF by the cover piece (70). At this time, the cartridge (6) is in a mode in which signals cannot be recorded on the disc (60). Therefore, no signal is erroneously recorded on the disc (60) if the cover piece (70) covers the first determination hole (66).
- both discriminating holes (66) and (67) are open, both switches (SW1) (SW 2) is turned off.
- the cartridge (6) is in a so-called selective erasable mode, that is, the data already recorded on the disc (60) cannot be erased and recorded, but the data on the disc (60) can be erased.
- the signal recording mode is set to the area where the overnight is not recorded.
- a projection (71) projects upward from the cover (70) of the switching lever (7), and the projection (71) fits into the operation hole (68) of the cartridge (6). Round.
- the tip surface of the projection (71) is located in the same plane as the upper surface of the force trigger (6) or on the lower side.
- a recess (72) is formed on the upper surface of the projection (71), and as shown in FIG. 6, the user inserts the jig (73) having a sharp tip into the recess (72) while holding the jig (73). By moving (73) along the operation hole (68), the switching lever (7) can be rotated.
- a taper surface (69) is formed on the periphery of the operation hole (68) of the cartridge (6) shown in FIG. This is provided to make it easier for the user to operate the switching lever (7) with a finger, and to easily touch the projection (71) with the finger. In particular, since the user may operate the switching lever (7) with a finger from the selective erasable mode shown in FIG. 4A, for convenience of operation, the operation is performed over the entire periphery of the operation hole (68).
- a tapered surface (69) is provided. Note that a step may be provided instead of the tapered surface (69).
- the lower end of the taper surface (69) is in contact with the base end of the projection (71), and the projection (71) moves while rubbing the lower end of the tapered surface (69). . Therefore, the switching lever (7) moves with slight friction, and does not inadvertently move from one mode position to another mode.
- a projection (75) is formed on the outer peripheral surface of the covering piece (70), and an arc-shaped wall (27) is erected on the side of the turning transition path of the covering piece (70). .
- the projection (75) fits inside the arc wall (27) at a position corresponding to each mode, the projection (70) is shifted in each mode. (75) and recess (28) By fitting, the switching lever (7) can be softly locked.
- the covering piece (70) is formed of a synthetic resin, the protrusion (75) is bent and deformed.
- the switching lever (7) softly locked to the arc wall (27) is rotated about the boss (64), the protrusion (75) comes into contact with the peripheral surface of the recess (28) and is bent and deformed. Escape from 28). The rotation of the covering piece (70) is allowed.
- a notch (74) is formed below the base end of the switching lever (7) shown in FIG. 5, and the cover piece (70) of the switching lever (7) covers the second determination hole (67). In this state, the notch (74) faces the viewing window (30).
- the notch (74) is disengaged from the position facing the window (30). . From the sight window (30), the base peripheral surface of the black switching lever (7) can be seen. That is, it is possible to determine whether or not the disc (60) can be recorded, based on the color seen through the window (30).
- FIG. 7 is an exploded perspective view of the cartridge half (2) (3), shirt shirt (4), and torsion spring (5)
- FIG. 8 is a right side view of the cartridge (6). is there.
- the wall piece (23) is provided on the lower cartridge half (2), and the upper end of the protective wall (20) has a first end face (24) extending forward and backward and the first end face (24). ), A second end face (25), which is one step lower than that of the second end face, is provided continuously.
- leg pieces (5 1) of the torsion spring (5) With the leg pieces (5 1) of the torsion spring (5) facing outward, connect both leg pieces As shown in Fig. 8, insert the torsion spring (5) through the storage hole (31) formed between the two cartridge halves (2) and (3) while bending it in the approaching direction. You.
- the coil part (50) is located inside the guide wall (21). Further, the leg pieces (5 1) and (5 1) of the torsion spring (5) are bent and returned, and one leg piece (5 1) is engaged with the engaging claw (40) of the shirt (4) and the other leg piece (5). 5 1) abuts the small wall (22). Shirt evening (4) is urged to close.
- the screw lip panel (5) is inserted into both cartridge halves (2) and (3) in advance and the shirt (4) is attached, the cartridge (6) will be inserted in the cartridge (6). Since the leg of the twisted panel (5) must be flexed and deformed and brought into contact with the shirt (4), the work is troublesome. Therefore, after the cartridge halves (2) and (3) are put together and the shutter (4) is attached, the torsion spring (5) is inserted into the cartridge (6).
- the leg pieces (5 1) of the torsion spring (5) are attached to the upper cartridge half (3) and the protective wall (20). It passes through the space G formed between it and one end face (24). Further, the coil portion (50) of the torsion spring (5) defines a space H formed between the upper cartridge half (3) and the second end surface (25) of the protective wall (20). Pass through a small gap. That is, the height of the space H is set to the minimum height that the coil portion (50) of the torsion spring (5) can pass through.
- the spaces G and H are formed by the protective wall (20) located inside the storage hole (31) and the upper force-trigger half (3).
- the shape of the storage hole (31) may be a shape corresponding to the spaces G and H.
- a leaf spring and a tension spring to bias the shirt (4) in the closing direction instead of the torsion panel (5).
- the tension panel requires the hook to be attached to the shirt (4) after insertion into the cartridge (6), which is inconvenient. Accordingly, the workability is improved by using a screw rivet (5) as a means for urging the shirt (4) in the closing direction.
- the torsion spring (5) is inserted into the space formed between the upper cartridge half (3) and the protective wall (20) with a slight gap. That is, the height of the space is set to the minimum height that the torsion spring (5) can pass through.
- the torsion panel (5) is inserted and attached to the power grid (6) and urges the shirt (4) in the closing direction, even if the shirt (4) is opened carelessly, Closes automatically.
Landscapes
- Feeding And Guiding Record Carriers (AREA)
- Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
- Packaging For Recording Disks (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE60030875T DE60030875T2 (de) | 1999-07-09 | 2000-07-03 | Platte enthaltende kassette |
AU57087/00A AU5708700A (en) | 1999-07-09 | 2000-07-03 | Cartridge in which disk is stored |
EP00942462A EP1227490B1 (en) | 1999-07-09 | 2000-07-03 | Cartridge in which disk is stored |
US10/019,309 US6687216B1 (en) | 1999-07-09 | 2000-07-03 | Cartridge in which disk is stored |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19518299A JP2003162881A (ja) | 1999-07-09 | 1999-07-09 | ディスクを収納したカートリッジ |
JP11/195182 | 1999-07-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001004900A1 true WO2001004900A1 (fr) | 2001-01-18 |
Family
ID=16336825
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/004431 WO2001004900A1 (fr) | 1999-07-09 | 2000-07-03 | Cartouche dans laquelle est stocke un disque |
Country Status (9)
Country | Link |
---|---|
US (1) | US6687216B1 (ja) |
EP (1) | EP1227490B1 (ja) |
JP (1) | JP2003162881A (ja) |
KR (1) | KR100768635B1 (ja) |
CN (1) | CN1248231C (ja) |
AU (1) | AU5708700A (ja) |
DE (1) | DE60030875T2 (ja) |
TW (1) | TWI244071B (ja) |
WO (1) | WO2001004900A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2793576B1 (fr) * | 1999-05-11 | 2001-11-16 | Gemplus Card Int | Terminal radiotelephonique avec une carte a puce dotee d'un navigateur |
JP2003059228A (ja) * | 2001-08-21 | 2003-02-28 | Fuji Photo Film Co Ltd | ディスクカートリッジ |
KR20050006410A (ko) * | 2003-07-08 | 2005-01-17 | 삼성전자주식회사 | 디스크 카트리지 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63271782A (ja) * | 1987-12-28 | 1988-11-09 | Sony Corp | ディスクカセット |
JPH03292689A (ja) * | 1990-04-10 | 1991-12-24 | Sony Corp | ディスクカートリッジ |
JPH09115264A (ja) * | 1996-09-24 | 1997-05-02 | Sony Corp | ディスクカートリッジ |
JPH09237479A (ja) * | 1996-02-29 | 1997-09-09 | Sony Corp | ディスクカートリッジ |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6361484A (ja) * | 1986-09-01 | 1988-03-17 | Toshiba Corp | 情報記憶媒体用カ−トリツジ |
JPH0521724Y2 (ja) * | 1987-04-27 | 1993-06-03 | ||
JPH02292689A (ja) | 1989-05-02 | 1990-12-04 | Nippon Telegr & Teleph Corp <Ntt> | 学習型神経回路 |
JP2961816B2 (ja) * | 1989-06-05 | 1999-10-12 | ソニー株式会社 | ディスクカートリッジ |
KR100252370B1 (ko) * | 1990-02-14 | 2000-04-15 | 기타지마 요시토시 | 3.5인치용의디스크카트리지 |
JPH05189913A (ja) * | 1992-01-13 | 1993-07-30 | Konica Corp | ディスク収納ケース |
US5724217A (en) * | 1996-08-26 | 1998-03-03 | Fuji Photo Film Co. | Magnetic disk cartridge with shutter spring engaging portion and guide projection |
JPH1166791A (ja) * | 1997-08-13 | 1999-03-09 | Sony Corp | ディスクカセット |
-
1999
- 1999-07-09 JP JP19518299A patent/JP2003162881A/ja active Pending
-
2000
- 2000-07-03 US US10/019,309 patent/US6687216B1/en not_active Expired - Fee Related
- 2000-07-03 EP EP00942462A patent/EP1227490B1/en not_active Expired - Lifetime
- 2000-07-03 DE DE60030875T patent/DE60030875T2/de not_active Expired - Fee Related
- 2000-07-03 AU AU57087/00A patent/AU5708700A/en not_active Abandoned
- 2000-07-03 WO PCT/JP2000/004431 patent/WO2001004900A1/ja active IP Right Grant
- 2000-07-03 CN CNB008100683A patent/CN1248231C/zh not_active Expired - Fee Related
- 2000-07-03 KR KR1020027000230A patent/KR100768635B1/ko not_active IP Right Cessation
- 2000-07-07 TW TW089113510A patent/TWI244071B/zh not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63271782A (ja) * | 1987-12-28 | 1988-11-09 | Sony Corp | ディスクカセット |
JPH03292689A (ja) * | 1990-04-10 | 1991-12-24 | Sony Corp | ディスクカートリッジ |
JPH09237479A (ja) * | 1996-02-29 | 1997-09-09 | Sony Corp | ディスクカートリッジ |
JPH09115264A (ja) * | 1996-09-24 | 1997-05-02 | Sony Corp | ディスクカートリッジ |
Non-Patent Citations (1)
Title |
---|
See also references of EP1227490A4 * |
Also Published As
Publication number | Publication date |
---|---|
EP1227490A1 (en) | 2002-07-31 |
TWI244071B (en) | 2005-11-21 |
EP1227490B1 (en) | 2006-09-20 |
CN1248231C (zh) | 2006-03-29 |
DE60030875T2 (de) | 2007-09-06 |
JP2003162881A (ja) | 2003-06-06 |
CN1360722A (zh) | 2002-07-24 |
AU5708700A (en) | 2001-01-30 |
DE60030875D1 (de) | 2006-11-02 |
KR100768635B1 (ko) | 2007-10-18 |
US6687216B1 (en) | 2004-02-03 |
EP1227490A4 (en) | 2005-01-05 |
KR20020033153A (ko) | 2002-05-04 |
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