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DE10084778T1 - Aktive Dämpfung eines Aktuatorlager-Translationsmodus - Google Patents

Aktive Dämpfung eines Aktuatorlager-Translationsmodus

Info

Publication number
DE10084778T1
DE10084778T1 DE10084778T DE10084778T DE10084778T1 DE 10084778 T1 DE10084778 T1 DE 10084778T1 DE 10084778 T DE10084778 T DE 10084778T DE 10084778 T DE10084778 T DE 10084778T DE 10084778 T1 DE10084778 T1 DE 10084778T1
Authority
DE
Germany
Prior art keywords
active damping
translation mode
actuator bearing
bearing translation
actuator
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Withdrawn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
DE10084778T
Other languages
English (en)
Inventor
David S Allsup
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.)
Seagate Technology LLC
Original Assignee
Seagate Technology LLC
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 Seagate Technology LLC filed Critical Seagate Technology LLC
Publication of DE10084778T1 publication Critical patent/DE10084778T1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
    • G11B33/08—Insulation or absorption of undesired vibrations or sounds
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
    • 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
    • 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
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5582—Track change, selection or acquisition by displacement of the head across disk tracks system adaptation for working during or after external perturbation, e.g. in the presence of a mechanical oscillation caused by a shock
    • 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
DE10084778T 1999-06-30 2000-06-30 Aktive Dämpfung eines Aktuatorlager-Translationsmodus Withdrawn DE10084778T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14161499P 1999-06-30 1999-06-30
PCT/US2000/040295 WO2001001393A2 (en) 1999-06-30 2000-06-30 Active damping of actuator bearing translational mode

Publications (1)

Publication Number Publication Date
DE10084778T1 true DE10084778T1 (de) 2002-08-29

Family

ID=22496443

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10084778T Withdrawn DE10084778T1 (de) 1999-06-30 2000-06-30 Aktive Dämpfung eines Aktuatorlager-Translationsmodus

Country Status (7)

Country Link
US (1) US6304409B1 (de)
JP (1) JP2003503806A (de)
KR (1) KR20020020758A (de)
CN (1) CN1359515A (de)
DE (1) DE10084778T1 (de)
GB (1) GB2366904B (de)
WO (1) WO2001001393A2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6771454B2 (en) * 2000-10-13 2004-08-03 Seagate Technology Llc Suspension sense capability for windage control
GB2387049A (en) * 2000-11-27 2003-10-01 Seagate Technology Llc Motor start-up current control apparatus and method
JP3877133B2 (ja) * 2001-02-16 2007-02-07 富士通株式会社 信号再生方法及び記憶装置
US6574070B2 (en) * 2001-08-09 2003-06-03 Seagate Technology Llc Model reference generator for a disc drive
JP2003173639A (ja) * 2001-11-30 2003-06-20 Toshiba Corp 記録再生装置
DE102005051893A1 (de) * 2005-10-29 2007-05-03 Dr. Johannes Heidenhain Gmbh Positioniergerät
US8302456B2 (en) 2006-02-23 2012-11-06 Asylum Research Corporation Active damping of high speed scanning probe microscope components
US8284523B2 (en) * 2011-02-10 2012-10-09 Intri-Plex Technologies, Inc. Pivot attach method for disk drive actuator using taper lock shims
US8780479B1 (en) * 2013-05-17 2014-07-15 Western Digital Technologies, Inc. Disk drive executing jerk seeks to rotate pivot ball bearings relative to races
US9383388B2 (en) 2014-04-21 2016-07-05 Oxford Instruments Asylum Research, Inc Automated atomic force microscope and the operation thereof

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3832897A (en) * 1973-04-02 1974-09-03 C Schenck Stationary device sensitive to torque in rotating shafts
US4080636A (en) 1976-03-19 1978-03-21 Ampex Corporation System for damping vibrations in a deflectable transducer
US4477755A (en) 1982-06-28 1984-10-16 Storage Technology Corporation Method of suppressing seek-excited vibration in a disk drive or similar servo system
US4605977A (en) 1983-12-14 1986-08-12 Sperry Corporation Air bearing head displacement sensor and positioner
US4812935A (en) 1985-10-16 1989-03-14 Hewlett-Packard Company Apparatus for damping head positioners for disc drives
US4933792A (en) 1985-10-16 1990-06-12 Hewlett-Packard Company Apparatus and method for damping head positioners for high performance disc drivers
EP0264535A3 (de) 1986-10-24 1990-09-05 Hewlett-Packard Company Ausgleichverfahren für Stoss- und Vibrationsstörung für einen Plattenantrieb
US5459383A (en) 1991-02-07 1995-10-17 Quantum Corporation Robust active damping control system
US5426545A (en) * 1991-05-09 1995-06-20 Sidman; Michael D. Active disturbance compensation system for disk drives
EP0572657B1 (de) 1991-12-23 1998-08-05 Elf Atochem North America, Inc. Beschleunigungsmesser mit mehreren schwingungstypen
US5333138A (en) * 1992-03-11 1994-07-26 Ministor Peripherals International Limited Apparatus and method for preventing data corruption in disk drives from mechanical shock during write operations
US5296790A (en) 1992-05-08 1994-03-22 Ampex Systems Corporation Motor driven damping arrangement and method
JP2516311B2 (ja) * 1993-04-27 1996-07-24 インターナショナル・ビジネス・マシーンズ・コーポレイション 磁気ディスク装置のサ―ボトラック書込み方法及び装置
US5491598A (en) 1994-05-06 1996-02-13 Seagate Technology, Inc. Rotary actuator vibration damper
US5663847A (en) 1995-03-27 1997-09-02 Abramovitch; Daniel Y. Rejection of disturbances on a disk drive by use of an accelerometer
WO1996036968A1 (en) * 1995-05-19 1996-11-21 Rubber-Tech, Inc. Disk drive assembly with vibration dampening characteristics
US5666242A (en) 1995-11-21 1997-09-09 Western Digital Corporation Disk drive having elastomeric interface in pivot bearing assembly
US6163441A (en) * 1998-02-24 2000-12-19 Seagate Technology Llc Resonance dampening actuator bearing assembly

Also Published As

Publication number Publication date
CN1359515A (zh) 2002-07-17
GB0129829D0 (en) 2002-01-30
WO2001001393A3 (en) 2001-05-25
WO2001001393A2 (en) 2001-01-04
JP2003503806A (ja) 2003-01-28
GB2366904B (en) 2003-08-06
US6304409B1 (en) 2001-10-16
KR20020020758A (ko) 2002-03-15
GB2366904A (en) 2002-03-20

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee