GB1042319A - Recording and/or reproducing apparatus - Google Patents

Recording and/or reproducing apparatus

Info

Publication number
GB1042319A
GB1042319A GB1991466A GB1991466A GB1042319A GB 1042319 A GB1042319 A GB 1042319A GB 1991466 A GB1991466 A GB 1991466A GB 1991466 A GB1991466 A GB 1991466A GB 1042319 A GB1042319 A GB 1042319A
Authority
GB
United Kingdom
Prior art keywords
recording
reproducing apparatus
heading
aug
dec
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
GB1991466A
Inventor
John Richard Herbert
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
Publication of GB1042319A publication Critical patent/GB1042319A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/0857—Arrangements for mechanically moving the whole head
    • G11B7/08576—Swinging-arm positioners
    • 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
    • G11B21/085—Access to indexed tracks or parts of continuous track on discs with track following of accessed part
    • 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
    • G11B5/4806—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 specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
    • 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
    • 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
    • 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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk carriers

Landscapes

  • Moving Of Heads (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)

Abstract

1,042,319. Recording and playback apparatus. INTERNATIONAL BUSINESS MACHINES CORPORATION. Aug. 6, 1963 [Dec. 1, 1962], No. 19914/66. Divided out of 1,042,318. Heading G5R. The description is substantially the same as that in Specification 1,042,318, but the claims relate to the provision of a plurality of head assemblies 12 guided by respective followers 10 which move in one or more spiral grooves 9.
GB1991466A 1962-12-01 1962-12-01 Recording and/or reproducing apparatus Expired GB1042319A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4558562A GB1042318A (en) 1962-12-01 1962-12-01 Recording and/or reproducing apparatus

Publications (1)

Publication Number Publication Date
GB1042319A true GB1042319A (en) 1966-09-14

Family

ID=10437759

Family Applications (2)

Application Number Title Priority Date Filing Date
GB4558562A Expired GB1042318A (en) 1962-12-01 1962-12-01 Recording and/or reproducing apparatus
GB1991466A Expired GB1042319A (en) 1962-12-01 1962-12-01 Recording and/or reproducing apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB4558562A Expired GB1042318A (en) 1962-12-01 1962-12-01 Recording and/or reproducing apparatus

Country Status (1)

Country Link
GB (2) GB1042318A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1073290B (en) 1977-03-04 1985-04-13 Olivetti & Co Spa APPARATUS FOR RECORDING OR READING BINARY INFORMATION ON A SMALL FLEXIBLE MAGNETIC DISC
DE2912708A1 (en) * 1979-03-30 1980-10-09 Basf Ag DATA STORAGE SYSTEM AND MAGNETIC DISKS THEREFOR
US4315289A (en) * 1979-10-09 1982-02-09 International Business Machines Corporation Magnetic disk drive machine
FR2474221A1 (en) * 1980-01-23 1981-07-24 Thomson Csf OPTICAL DEVICE FOR RECORDING AND READING INFORMATION MEDIA AND OPTICAL MEMORY SYSTEM COMPRISING SUCH A SYSTEM

Also Published As

Publication number Publication date
GB1042318A (en) 1966-09-14

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