GB2190531B - Rotary voice coil actuator microhard disk drive system. - Google Patents

Rotary voice coil actuator microhard disk drive system.

Info

Publication number
GB2190531B
GB2190531B GB8707365A GB8707365A GB2190531B GB 2190531 B GB2190531 B GB 2190531B GB 8707365 A GB8707365 A GB 8707365A GB 8707365 A GB8707365 A GB 8707365A GB 2190531 B GB2190531 B GB 2190531B
Authority
GB
United Kingdom
Prior art keywords
microhard
disk drive
drive system
voice coil
coil 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.)
Expired - Lifetime
Application number
GB8707365A
Other versions
GB2190531A (en
GB8707365D0 (en
Inventor
Brian David Chalmers
Colin Alexander Mackenzie
Kishore Kamur Kapoor
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.)
Rodime PLC
Original Assignee
Rodime PLC
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 Rodime PLC filed Critical Rodime PLC
Publication of GB8707365D0 publication Critical patent/GB8707365D0/en
Publication of GB2190531A publication Critical patent/GB2190531A/en
Application granted granted Critical
Publication of GB2190531B publication Critical patent/GB2190531B/en
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
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • 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
    • 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
GB8707365A 1986-04-23 1987-03-27 Rotary voice coil actuator microhard disk drive system. Expired - Lifetime GB2190531B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85494986A 1986-04-23 1986-04-23

Publications (3)

Publication Number Publication Date
GB8707365D0 GB8707365D0 (en) 1987-04-29
GB2190531A GB2190531A (en) 1987-11-18
GB2190531B true GB2190531B (en) 1990-09-12

Family

ID=25319959

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8707365A Expired - Lifetime GB2190531B (en) 1986-04-23 1987-03-27 Rotary voice coil actuator microhard disk drive system.

Country Status (5)

Country Link
JP (1) JPS63146286A (en)
DE (1) DE3713321C2 (en)
FR (1) FR2613112A1 (en)
GB (1) GB2190531B (en)
IT (1) IT1203916B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0453081A (en) * 1990-06-20 1992-02-20 Tokico Ltd Magnetic disk device
JP2850603B2 (en) * 1991-11-14 1999-01-27 松下電器産業株式会社 Magnetic recording / reproducing device
ATE166486T1 (en) * 1992-03-10 1998-06-15 Ibm DISK DRIVE
JPH06215553A (en) * 1992-11-13 1994-08-05 Internatl Business Mach Corp <Ibm> Detachable disk-drive-carrier assembly
JP2001516120A (en) * 1997-09-05 2001-09-25 シーゲイト テクノロジー エルエルシー Magnetic disk drive assembly

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2073501A (en) * 1980-02-29 1981-10-14 Digital Equipment Corp Rotary actuator assembly for disc drive head positioner
GB2100050A (en) * 1981-05-22 1982-12-15 Philips Nv Carrying-arm arrangement for a magnetic-disc storage apparatus
GB2127610A (en) * 1982-09-30 1984-04-11 Kennedy Company Magnetic disc transducer arm
EP0151256A1 (en) * 1984-02-07 1985-08-14 Siemens Aktiengesellschaft Housing for magnetic disc memory with two sided bearing for the disc stack

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5994280A (en) * 1982-11-19 1984-05-30 Nec Corp Tight closure type magnetic disk device
JPS6010466A (en) * 1983-06-30 1985-01-19 Nec Corp Magnetic disc device
JPS6064468U (en) * 1983-10-05 1985-05-07 富士通株式会社 magnetic disk device
JPS60151878A (en) * 1984-01-19 1985-08-09 Nippon Shiyuuhenki Kk Fixed hermetic type magnetic disk device
US4631431A (en) * 1984-07-30 1986-12-23 Priam Corporation Linear motor having improved magnetic characteristics

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2073501A (en) * 1980-02-29 1981-10-14 Digital Equipment Corp Rotary actuator assembly for disc drive head positioner
GB2100050A (en) * 1981-05-22 1982-12-15 Philips Nv Carrying-arm arrangement for a magnetic-disc storage apparatus
GB2127610A (en) * 1982-09-30 1984-04-11 Kennedy Company Magnetic disc transducer arm
EP0151256A1 (en) * 1984-02-07 1985-08-14 Siemens Aktiengesellschaft Housing for magnetic disc memory with two sided bearing for the disc stack

Also Published As

Publication number Publication date
GB2190531A (en) 1987-11-18
FR2613112A1 (en) 1988-09-30
IT8720154A0 (en) 1987-04-16
DE3713321A1 (en) 1987-10-29
JPS63146286A (en) 1988-06-18
JPH0512795B2 (en) 1993-02-18
GB8707365D0 (en) 1987-04-29
IT1203916B (en) 1989-02-23
DE3713321C2 (en) 1995-09-21

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050327