FR2661273B1 - Dispositif de memorisation a disque. - Google Patents
Dispositif de memorisation a disque.Info
- Publication number
- FR2661273B1 FR2661273B1 FR919104979A FR9104979A FR2661273B1 FR 2661273 B1 FR2661273 B1 FR 2661273B1 FR 919104979 A FR919104979 A FR 919104979A FR 9104979 A FR9104979 A FR 9104979A FR 2661273 B1 FR2661273 B1 FR 2661273B1
- Authority
- FR
- France
- Prior art keywords
- memory device
- disc memory
- disc
- memory
- 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.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/0857—Arrangements for mechanically moving the whole head
- G11B7/08582—Sled-type positioners
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/12—Raising and lowering; Back-spacing or forward-spacing along track; Returning to starting position otherwise than during transducing operation
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/16—Supporting the heads; Supporting the sockets for plug-in heads
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10845490A JP2666158B2 (ja) | 1990-04-23 | 1990-04-23 | ディスク装置 |
JP11124290A JP2859371B2 (ja) | 1990-04-25 | 1990-04-25 | ディスク装置におけるヘッド清掃装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2661273A1 FR2661273A1 (fr) | 1991-10-25 |
FR2661273B1 true FR2661273B1 (fr) | 1992-10-02 |
Family
ID=26448325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR919104979A Expired - Lifetime FR2661273B1 (fr) | 1990-04-23 | 1991-04-23 | Dispositif de memorisation a disque. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5243591A (fr) |
DE (1) | DE4113259C2 (fr) |
FR (1) | FR2661273B1 (fr) |
GB (1) | GB2245095B (fr) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5577008A (en) * | 1992-07-07 | 1996-11-19 | Asahi Kogaku Kogyo Kabushiki Kaisha | Magneto-optical disk drive system |
US5768241A (en) * | 1993-11-06 | 1998-06-16 | Asahi Kogaku Kogyo Kabushiki Kaisha | Shutter operating mechanism for magneto-optical disk drive |
JPH0732789U (ja) * | 1993-11-06 | 1995-06-16 | 旭光学工業株式会社 | フロントベゼル取付構造 |
US5444690A (en) * | 1993-11-12 | 1995-08-22 | International Business Machines Corporation | Leaf spring lock for a carriage in a media player that is actuated by the carriage and position of a cartridge |
US5956214A (en) * | 1996-12-27 | 1999-09-21 | Asahi Kogaku Kogyo Kabushiki Kaisha | Magnetic head drive mechanism in photo-electro-magnetic disk drive device |
US5935785A (en) * | 1997-04-30 | 1999-08-10 | Motorola, Inc. | Binding assay methods |
KR100261482B1 (ko) * | 1997-05-28 | 2000-07-01 | 윤종용 | 픽업 이송 장치 |
US6411474B1 (en) | 1998-06-22 | 2002-06-25 | Hewlett-Packard Co. | Carriage and actuator assembly |
US6333838B1 (en) * | 1998-06-22 | 2001-12-25 | Hewlett-Packard Co. | Voice coil actuated carriage in which a support structure for the carriage is disposed at least partially within the motor |
US6388836B2 (en) | 1998-11-13 | 2002-05-14 | Hewlett-Packard Company | Magnetic shield for a tape drive read/write head |
GB9915867D0 (en) * | 1999-07-08 | 1999-09-08 | Ford Motor Co | Optical media pickup anti-rattle |
US6625110B2 (en) * | 2000-12-28 | 2003-09-23 | Lg Electronics Inc. | Contamination preventing device of optical head for near field recording |
JP2002230924A (ja) * | 2001-01-31 | 2002-08-16 | Pioneer Electronic Corp | 支持機構及び送り機構 |
JP3813607B2 (ja) * | 2003-11-26 | 2006-08-23 | 松下電器産業株式会社 | 光ピックアップ装置および光ディスク記録再生装置 |
TWI254288B (en) * | 2004-09-30 | 2006-05-01 | Benq Corp | Optical disk drive with mechanism of protecting pick-up head |
TWM285002U (en) * | 2005-08-30 | 2006-01-01 | Topray Technologies Inc | Correction device for adjusting the gap of the driving gears of an optical pickup-head |
US8902532B2 (en) | 2013-03-20 | 2014-12-02 | International Business Machines Corporation | Write avoidance areas around bad blocks on a hard disk drive platter |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3602517A (en) * | 1970-05-13 | 1971-08-31 | Honeywell Inf Systems | Retractable head mechanism |
US3881734A (en) * | 1974-01-30 | 1975-05-06 | Rca Corp | Rotary stylus cleaner |
US4166623A (en) * | 1978-01-17 | 1979-09-04 | Matsushita Electric Industries Co., Ltd. | Pickup needle cleaning device for record disc playback apparatus |
JPS5936373A (ja) * | 1982-08-20 | 1984-02-28 | Matsushita Electric Ind Co Ltd | 円盤状記録媒体再生装置 |
US4609956A (en) * | 1982-09-02 | 1986-09-02 | Fuji Electrochemical Co., Ltd. | Magnetic drum cassette with magnetic drum having voice information recorded thereon |
US4611257A (en) * | 1983-08-18 | 1986-09-09 | Teac Corporation | Vibration controlled data transfer apparatus with a double sided flexible magnetic disk |
US4556890A (en) * | 1983-12-08 | 1985-12-03 | Xerox Corporation | Cleaning apparatus for a magnetographic recording head |
US4742410A (en) * | 1983-12-16 | 1988-05-03 | Josephine County Technology, Inc. | Disk drive system with head protection mechanism |
JPS6177173A (ja) * | 1984-09-21 | 1986-04-19 | Canon Inc | 記録又は再生装置 |
JPH0677380B2 (ja) * | 1985-04-04 | 1994-09-28 | キヤノン株式会社 | ヘツド移動装置 |
GB2176646B (en) * | 1985-06-11 | 1989-07-05 | Mitsubishi Electric Corp | Supporting means for supporting a magnetic transducer for a double surface type flexible disk apparatus |
US4884261A (en) * | 1985-07-29 | 1989-11-28 | Tandon Corporation | Storage media transducer loading/unloading and carriage lock mechanism |
JPS6265274A (ja) * | 1985-09-18 | 1987-03-24 | Alps Electric Co Ltd | 磁気ヘツドの取付方法 |
US4791508A (en) * | 1986-01-21 | 1988-12-13 | Raymond Engineering Inc. | Magnetic disc memory unit |
US4835646A (en) * | 1986-07-15 | 1989-05-30 | Asahi Kogaku Kogyo Kabushiki Kaisha | Magnetic head adjusting device |
US4786995A (en) * | 1986-11-06 | 1988-11-22 | Peripheral Technology, Inc | Automatic head retract system for disk drive |
US4866554A (en) * | 1986-11-06 | 1989-09-12 | Peripheral Technology, Inc. | Automatic head retract system for disk drive |
JP2636223B2 (ja) * | 1986-11-26 | 1997-07-30 | ポリプラスチックス 株式会社 | キャリッジ装置 |
KR920003502B1 (ko) * | 1987-03-18 | 1992-05-01 | 후지쓰 가부시끼가이샤 | 자기 디스크 기억장치의 차폐 서보 자기 헤드용 전자기 차폐구조 |
JPH0711903B2 (ja) * | 1987-06-12 | 1995-02-08 | 旭光学工業株式会社 | 磁気ディスク記録再生装置 |
JPH01243242A (ja) * | 1988-03-24 | 1989-09-27 | Canon Inc | 情報記録再生装置 |
US4903157A (en) * | 1988-03-30 | 1990-02-20 | Miniscribe Corporation | Electromagnet-actuated head latching apparatus |
JPH0294945A (ja) * | 1988-09-30 | 1990-04-05 | Nec Corp | 変復調装置のアドレス表示方式 |
JPH0828084B2 (ja) * | 1989-09-22 | 1996-03-21 | 旭光学工業株式会社 | ディスク駆動装置 |
JPH03113879A (ja) * | 1989-09-26 | 1991-05-15 | Asahi Optical Co Ltd | ディスク駆動装置 |
-
1991
- 1991-04-16 US US07/685,731 patent/US5243591A/en not_active Expired - Fee Related
- 1991-04-22 GB GB9108533A patent/GB2245095B/en not_active Expired - Fee Related
- 1991-04-23 FR FR919104979A patent/FR2661273B1/fr not_active Expired - Lifetime
- 1991-04-23 DE DE4113259A patent/DE4113259C2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2245095A (en) | 1991-12-18 |
GB2245095B (en) | 1994-05-18 |
DE4113259C2 (de) | 1995-11-30 |
FR2661273A1 (fr) | 1991-10-25 |
GB9108533D0 (en) | 1991-06-05 |
DE4113259A1 (de) | 1991-10-24 |
US5243591A (en) | 1993-09-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |