DE3366587D1 - Apparatus and method for releasing the magnetic head in a magnetic disk file - Google Patents

Apparatus and method for releasing the magnetic head in a magnetic disk file

Info

Publication number
DE3366587D1
DE3366587D1 DE8383106655T DE3366587T DE3366587D1 DE 3366587 D1 DE3366587 D1 DE 3366587D1 DE 8383106655 T DE8383106655 T DE 8383106655T DE 3366587 T DE3366587 T DE 3366587T DE 3366587 D1 DE3366587 D1 DE 3366587D1
Authority
DE
Germany
Prior art keywords
releasing
disk file
magnetic
magnetic disk
magnetic head
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
Application number
DE8383106655T
Other languages
English (en)
Inventor
Tucson Jay Cameron
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE3366587D1 publication Critical patent/DE3366587D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
DE8383106655T 1982-11-26 1983-07-07 Apparatus and method for releasing the magnetic head in a magnetic disk file Expired DE3366587D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/444,561 US4530021A (en) 1982-11-26 1982-11-26 Micromotion release of heads from lubricated magnetic disks

Publications (1)

Publication Number Publication Date
DE3366587D1 true DE3366587D1 (en) 1986-11-06

Family

ID=23765425

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383106655T Expired DE3366587D1 (en) 1982-11-26 1983-07-07 Apparatus and method for releasing the magnetic head in a magnetic disk file

Country Status (4)

Country Link
US (1) US4530021A (de)
EP (1) EP0110006B1 (de)
JP (1) JPS59101067A (de)
DE (1) DE3366587D1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3537515A1 (de) * 1984-10-25 1986-04-30 Hewlett-Packard Co., Palo Alto, Calif. Verfahren und vorrichtung zum anlaufenlassen der speicherplatte einer plattenspeichereinrichtung
US4589036A (en) * 1984-12-03 1986-05-13 International Business Machines Corporation Apparatus and method for instrumented radial translation of a read/write transducer at start-up of a rotating disk file
US4692832A (en) * 1985-08-06 1987-09-08 International Business Machines Corporation Method for lowering the frictional coefficient of the magnetic head-disk interface in a lubricated magnetic disk storage system
JPH071617B2 (ja) * 1986-06-30 1995-01-11 株式会社東芝 磁気ディスク装置及び磁気ディスク装置の磁気ヘッド制御方法
JPH06101215B2 (ja) * 1986-09-08 1994-12-12 富士通株式会社 磁気デイスク装置の吸着解除方法
JPS63177382A (ja) * 1987-01-19 1988-07-21 Nec Corp デイスク装置
JPH0685264B2 (ja) * 1988-11-30 1994-10-26 富士通株式会社 磁気ディスク装置の磁気ヘッドキャリア移動用モータの駆動回路
US5018029A (en) * 1989-06-23 1991-05-21 Ekhoff Donald L Shock start for memory disk motor drives
US5079657A (en) * 1990-02-15 1992-01-07 Applied Magnetics Corporation Textured air bearing surface
US5162073A (en) * 1990-02-15 1992-11-10 Applied Magnetics Corporation Textured air bearing surface
JPH068647B2 (ja) * 1990-06-27 1994-02-02 株式会社荏原製作所 スラスト動圧軸受の起動・停止装置
US5654850A (en) * 1993-05-18 1997-08-05 Applied Magnetics Corp. Carbon overcoat with electrically conductive adhesive layer for magnetic head sliders
US5336550A (en) * 1993-05-18 1994-08-09 Applied Magnetics Corporation Carbon overcoat for magnetic head sliders
US5530602A (en) * 1993-06-29 1996-06-25 International Business Machines Corporation Disk drive micromotion starting apparatus and method
US5384675A (en) * 1993-09-08 1995-01-24 International Business Machines Corporation Disk drive with controlled actuator oscillation for release of head carriers
US5452166A (en) * 1993-10-01 1995-09-19 Applied Magnetics Corporation Thin film magnetic recording head for minimizing undershoots and a method for manufacturing the same
US5828522A (en) * 1994-09-13 1998-10-27 International Business Machines Corporation Velocity control of head load/unload mechanism in a disk drive using dither
DE69600790T2 (de) * 1995-01-09 1999-03-25 Seagate Technology Haftfreigabevorrichtung für plattenantrieb
US5818657A (en) * 1995-09-15 1998-10-06 International Buisness Machines Corporation Disk drive with impulse torque generating element
US6002549A (en) * 1996-11-01 1999-12-14 Seagate Technology, Inc. Dither microactors for stiction release in magnetic disc drives
US6154340A (en) * 1996-11-22 2000-11-28 Seagate Technology, Inc. Low velocity disk drive load controller
US5982571A (en) * 1997-06-30 1999-11-09 Quantum Corporation Disk drive with closed loop commutator and actuator oscillator
US6301080B1 (en) * 1998-02-17 2001-10-09 Seagate Technology Llc Dither method to unload negative suction air bearings
US6587299B1 (en) 1999-01-29 2003-07-01 Maxtor Corporation Method for overcoming a stiction condition in disk drive
US6606214B1 (en) 1999-06-30 2003-08-12 Seagate Technology Llc System and method to minimize bearing pivot effect in disc drive actuator
US6936951B1 (en) 2000-11-27 2005-08-30 Grq Instruments, Inc. Smart sonic bearings and method for frictional force reduction and switching
US6850382B2 (en) * 2001-03-14 2005-02-01 Seagate Technology Llc Method for wear reduction of a disc surface through stimulated take off of a head for a disc drive
US7660077B2 (en) * 2006-01-10 2010-02-09 Hitachi Global Storage Technologies Netherlands B.V. Method and system for reduction of off-track write errors in disk drives

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3453611A (en) * 1966-02-23 1969-07-01 Gen Precision Systems Inc Memory drum and transducer arrangement wherein the transducer is supported by a universal joint and includes means to place it in a shutdown position
DE2206545A1 (de) * 1972-02-11 1973-08-16 Pohlman Reimar Verfahren zur stufenlosen verminderung der reibkraft
US3855622A (en) * 1973-01-04 1974-12-17 Siemens Corp Apparatus for loading and unloading a head assembly in a data storage system
JPS5342020A (en) * 1976-09-29 1978-04-17 Hitachi Ltd Floating type magnetic head
SU799022A1 (ru) * 1977-04-06 1981-01-23 Новосибирский Институт Инженеровводного Транспорта Устройство дл управлени ревер-СиВНыМ пРиВОдОМ
SU708411A1 (ru) * 1978-03-07 1980-01-05 Каунасский Политехнический Институт Им. А.Снечкуса Устройство дл записи информации на гибкий диск
JPS55108964A (en) * 1979-02-13 1980-08-21 Nec Corp Magnetic disc device
JPS5935111B2 (ja) * 1980-12-19 1984-08-27 株式会社東芝 磁気デイスク装置
JPS581858A (ja) * 1981-06-25 1983-01-07 Fujitsu Ltd 磁気デイスク装置
JPS5868270A (ja) * 1981-10-16 1983-04-23 Fujitsu Ltd 磁気デイスク装置の起動方式

Also Published As

Publication number Publication date
US4530021A (en) 1985-07-16
EP0110006A1 (de) 1984-06-13
EP0110006B1 (de) 1986-10-01
JPS59101067A (ja) 1984-06-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee