DE19882619T1 - Verbesserter Plattenlaufwerk-Drehbetätiger - Google Patents

Verbesserter Plattenlaufwerk-Drehbetätiger

Info

Publication number
DE19882619T1
DE19882619T1 DE19882619T DE19882619T DE19882619T1 DE 19882619 T1 DE19882619 T1 DE 19882619T1 DE 19882619 T DE19882619 T DE 19882619T DE 19882619 T DE19882619 T DE 19882619T DE 19882619 T1 DE19882619 T1 DE 19882619T1
Authority
DE
Germany
Prior art keywords
disk drive
rotary actuator
drive rotary
improved disk
improved
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Withdrawn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
DE19882619T
Other languages
English (en)
Inventor
Kent J Forbord
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 DE19882619T1 publication Critical patent/DE19882619T1/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Withdrawn legal-status Critical Current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
    • 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
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/022—Programmed access in sequence to indexed parts of operating record carriers
    • G11B21/025—Programmed access in sequence to indexed parts of operating record carriers of 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
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H02K41/035—DC motors; Unipolar motors
    • H02K41/0352—Unipolar motors
    • H02K41/0354—Lorentz force motors, e.g. voice coil motors
    • H02K41/0358—Lorentz force motors, e.g. voice coil motors moving along a curvilinear path

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Moving Of Heads (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
DE19882619T 1997-09-23 1998-07-01 Verbesserter Plattenlaufwerk-Drehbetätiger Withdrawn DE19882619T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5961197P 1997-09-23 1997-09-23
PCT/US1998/013784 WO1999016058A1 (en) 1997-09-23 1998-07-01 Improved rotary disc drive actuator

Publications (1)

Publication Number Publication Date
DE19882619T1 true DE19882619T1 (de) 2000-07-27

Family

ID=22024087

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19882619T Withdrawn DE19882619T1 (de) 1997-09-23 1998-07-01 Verbesserter Plattenlaufwerk-Drehbetätiger

Country Status (7)

Country Link
US (1) US5991124A (de)
JP (1) JP2001517849A (de)
KR (1) KR100415471B1 (de)
CN (1) CN1107943C (de)
DE (1) DE19882619T1 (de)
GB (1) GB2341479B (de)
WO (1) WO1999016058A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6549380B2 (en) * 2000-04-17 2003-04-15 Seagate Technology Llc Data handling system with flux-directing voice coil motor
US6633457B1 (en) * 2000-07-25 2003-10-14 Data Storage Institute Actuator assembly with orthogonal force generation
US6768614B2 (en) 2001-01-23 2004-07-27 Maxtor Corporation Positioner for precisely moving an e-block of a disk drive
US6947251B1 (en) * 2003-11-26 2005-09-20 Western Digital Technologies, Inc. Disk drive having electrically parallel actuator coils for selectively boosting actuator torque
US8305714B2 (en) 2010-12-23 2012-11-06 Hitachi Global Storage Technologies, Netherlands B.V. Voice-coil motor with voice coils configured oriented in the same direction and substantially overlayed to reduce head vibrations in a disk drive
US9142246B1 (en) 2014-10-10 2015-09-22 Seagate Technology Llc Apparatus and methods to reduce hard disk drive manufacturing test time
US9361919B1 (en) 2014-10-10 2016-06-07 Seagate Technology Llc Disk drive with parallel head actuation
US10255943B1 (en) 2018-05-17 2019-04-09 Seagate Technology Llc Independent head, dual reader control logic
JP7077256B2 (ja) * 2019-03-15 2022-05-30 株式会社東芝 ディスク装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58102367A (ja) * 1981-12-15 1983-06-17 Toshiba Corp 磁気デイスク装置のアクセス機構
US5189571A (en) * 1990-04-30 1993-02-23 Seagate Technology, Inc. Adaptive settle time minimization for a hard disk drive
DE4020876A1 (de) * 1990-06-29 1992-01-02 Digital Equipment Int Positioniereinrichtung fuer das plattenlaufwerk eines plattenspeichers
JP2565608B2 (ja) * 1991-12-17 1996-12-18 富士通株式会社 ディスク装置のアクチュエータ
JP3257923B2 (ja) * 1995-04-28 2002-02-18 富士通株式会社 ディスク装置
US5768061A (en) * 1997-02-03 1998-06-16 Western Digital Corporation Low-inertia actuator coil for a disk drive
US5761007A (en) * 1997-02-05 1998-06-02 International Business Machines Corporation Disk drive with multiple actuators on a single axis having different inertia characteristics

Also Published As

Publication number Publication date
US5991124A (en) 1999-11-23
GB9928813D0 (en) 2000-02-02
CN1107943C (zh) 2003-05-07
KR20010024253A (ko) 2001-03-26
GB2341479B (en) 2001-12-19
KR100415471B1 (ko) 2004-01-24
JP2001517849A (ja) 2001-10-09
CN1261454A (zh) 2000-07-26
GB2341479A (en) 2000-03-15
WO1999016058A1 (en) 1999-04-01

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: SEAGATE TECHNOLOGY LLC, SCOTTS VALLEY, CALIF., US

8110 Request for examination paragraph 44
8139 Disposal/non-payment of the annual fee