GB2236612B - Head drive mechanism - Google Patents

Head drive mechanism

Info

Publication number
GB2236612B
GB2236612B GB9020494A GB9020494A GB2236612B GB 2236612 B GB2236612 B GB 2236612B GB 9020494 A GB9020494 A GB 9020494A GB 9020494 A GB9020494 A GB 9020494A GB 2236612 B GB2236612 B GB 2236612B
Authority
GB
United Kingdom
Prior art keywords
drive mechanism
head drive
head
drive
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 - Fee Related
Application number
GB9020494A
Other versions
GB9020494D0 (en
GB2236612A (en
Inventor
Yuichi Kurosawa
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
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of GB9020494D0 publication Critical patent/GB9020494D0/en
Publication of GB2236612A publication Critical patent/GB2236612A/en
Application granted granted Critical
Publication of GB2236612B publication Critical patent/GB2236612B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/083—Access to indexed tracks or parts of continuous track on 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
GB9020494A 1989-09-22 1990-09-19 Head drive mechanism Expired - Fee Related GB2236612B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1247106A JPH0828084B2 (en) 1989-09-22 1989-09-22 Disk drive

Publications (3)

Publication Number Publication Date
GB9020494D0 GB9020494D0 (en) 1990-10-31
GB2236612A GB2236612A (en) 1991-04-10
GB2236612B true GB2236612B (en) 1994-04-20

Family

ID=17158521

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9020494A Expired - Fee Related GB2236612B (en) 1989-09-22 1990-09-19 Head drive mechanism

Country Status (4)

Country Link
JP (1) JPH0828084B2 (en)
DE (1) DE4029979A1 (en)
FR (1) FR2652437B1 (en)
GB (1) GB2236612B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03113879A (en) * 1989-09-26 1991-05-15 Asahi Optical Co Ltd Disk driving device
US5243591A (en) * 1990-04-23 1993-09-07 Asahi Kogaku Kogyo Kabushiki Kaisha Protecting a read/write head from damage

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4652952A (en) * 1983-07-28 1987-03-24 Canon Kabushiki Kaisha Head moving device
JPS60192163U (en) * 1984-05-25 1985-12-20 アルプス電気株式会社 Carriage transfer device
JPH0535483Y2 (en) * 1986-10-15 1993-09-08
JPS6414785A (en) * 1987-07-08 1989-01-18 Fuji Photo Film Co Ltd Magnetic head receding mechanism in magnetic recording/ reproducing device

Also Published As

Publication number Publication date
JPH0828084B2 (en) 1996-03-21
DE4029979C2 (en) 1993-03-18
DE4029979A1 (en) 1991-04-04
FR2652437A1 (en) 1991-03-29
GB9020494D0 (en) 1990-10-31
FR2652437B1 (en) 1995-03-24
JPH03113784A (en) 1991-05-15
GB2236612A (en) 1991-04-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040919