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
Application number
FR919104979A
Other languages
English (en)
Other versions
FR2661273A1 (fr
Inventor
Mogamiya Makoto
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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
Priority claimed from JP10845490A external-priority patent/JP2666158B2/ja
Priority claimed from JP11124290A external-priority patent/JP2859371B2/ja
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of FR2661273A1 publication Critical patent/FR2661273A1/fr
Application granted granted Critical
Publication of FR2661273B1 publication Critical patent/FR2661273B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
FR919104979A 1990-04-23 1991-04-23 Dispositif de memorisation a disque. Expired - Lifetime FR2661273B1 (fr)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5587973A (en) * 1992-07-07 1996-12-24 Asahi Kogaku Kogyo Kabushiki Kaisha Magneto-optical disk drive system with magnetic head retracting mechanism and manual cartridge ejecting mechanism
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
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
US6411474B1 (en) 1998-06-22 2002-06-25 Hewlett-Packard Co. Carriage and actuator assembly
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)

* Cited by examiner, † Cited by third party
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
DE3723428A1 (de) * 1986-07-15 1988-01-28 Asahi Optical Co Ltd Magnetkopfeinstellvorrichtung
US4866554A (en) * 1986-11-06 1989-09-12 Peripheral Technology, Inc. Automatic head retract system for disk drive
US4786995A (en) * 1986-11-06 1988-11-22 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

Also Published As

Publication number Publication date
GB9108533D0 (en) 1991-06-05
FR2661273A1 (fr) 1991-10-25
GB2245095A (en) 1991-12-18
DE4113259A1 (de) 1991-10-24
GB2245095B (en) 1994-05-18
US5243591A (en) 1993-09-07
DE4113259C2 (de) 1995-11-30

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Legal Events

Date Code Title Description
ST Notification of lapse