GB1441080A - Support assembly for laminar record member - Google Patents

Support assembly for laminar record member

Info

Publication number
GB1441080A
GB1441080A GB4627374A GB4627374A GB1441080A GB 1441080 A GB1441080 A GB 1441080A GB 4627374 A GB4627374 A GB 4627374A GB 4627374 A GB4627374 A GB 4627374A GB 1441080 A GB1441080 A GB 1441080A
Authority
GB
United Kingdom
Prior art keywords
disc
turntable
spindle
assembly
rotatable
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
GB4627374A
Other languages
English (en)
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 GB1441080A publication Critical patent/GB1441080A/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
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02—Details
    • G11B17/022—Positioning or locking of single discs
    • G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
    • G11B17/0284—Positioning or locking of single discs of discs rotating during transducing operation by clampers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02—Details
    • G11B17/022—Positioning or locking of single discs

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Moving Of Heads (AREA)
GB4627374A 1973-12-10 1974-10-25 Support assembly for laminar record member Expired GB1441080A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US423029A US3867724A (en) 1973-12-10 1973-12-10 Head drive apparatus

Publications (1)

Publication Number Publication Date
GB1441080A true GB1441080A (en) 1976-06-30

Family

ID=23677411

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4627374A Expired GB1441080A (en) 1973-12-10 1974-10-25 Support assembly for laminar record member

Country Status (5)

Country Link
US (1) US3867724A (enExample)
JP (1) JPS5092710A (enExample)
DE (1) DE2448479A1 (enExample)
FR (1) FR2254085B1 (enExample)
GB (1) GB1441080A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4481619A (en) * 1981-02-13 1984-11-06 Tokyo Shibaura Denki Kabushiki Kaisha Turntable apparatus
GB2146483A (en) * 1980-08-14 1985-04-17 Sony Corp Recording and/or reproducing apparatus for magnetic disc cassettes

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936056A (en) * 1975-03-17 1976-02-03 International Business Machines Corporation Spindle depress/brake mechanism
US4077236A (en) * 1976-03-11 1978-03-07 Shugart Associates Apparatus having inwardly biased fingers hingedly attached to a hub for clamping and driving a flexible disc
NL7609375A (nl) * 1976-08-24 1978-02-28 Philips Nv Opspaninrichting voor een roterend aandrijfbare informatiedragende plaat.
US4367545A (en) * 1979-02-16 1983-01-04 Discovision Associates Video disc player
DE2939865C2 (de) * 1979-10-02 1982-09-02 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und Vorrichtung zur Zentrierung und Ausrichtung eines plattenförmigen Aufzeichnungsträgers
PT72897B (en) * 1980-05-09 1982-04-02 Rca Corp Disc record player apparatus
US4305146A (en) * 1980-05-09 1981-12-08 Rca Corporation Disc player having disc stabilizing apparatus
US4305145A (en) * 1980-05-09 1981-12-08 Rca Corporation Spindle retracting mechanism for disc record player
US4376997A (en) * 1981-03-23 1983-03-15 Pro Quip, Inc. Spindle assembly
JPS6243860A (ja) * 1985-08-21 1987-02-25 Hitachi Ltd デイスクプレ−ヤのデイスク装着装置
JPS62295276A (ja) * 1986-06-13 1987-12-22 Toshiba Corp 情報再生装置
US5056082A (en) * 1989-06-12 1991-10-08 Ekhoff Donald L Apparatus for clamping removable disks
DE19608562C2 (de) * 1996-03-07 1999-06-10 Basler Gmbh Drehantriebsvorrichtung mit axial beweglicher Aufnahme

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2937916A (en) * 1956-05-29 1960-05-24 Burroughs Corp Centering and clamping arrangement
US3670315A (en) * 1970-05-14 1972-06-13 Robert R Fowler Magnetic disk memory spindle assembly
US3729201A (en) * 1970-12-18 1973-04-24 Ibm Miniature disc dictation machine featuring absolute synchronized disc-transducer driving arrangement
US3706085A (en) * 1971-06-09 1972-12-12 Gen Instrument Corp Magnetic holddown for magnetic disc system
US3768815A (en) * 1972-06-21 1973-10-30 Ibm Apparatus for clamping and centering a flexible magnetic disk

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2146483A (en) * 1980-08-14 1985-04-17 Sony Corp Recording and/or reproducing apparatus for magnetic disc cassettes
US4481619A (en) * 1981-02-13 1984-11-06 Tokyo Shibaura Denki Kabushiki Kaisha Turntable apparatus

Also Published As

Publication number Publication date
FR2254085B1 (enExample) 1976-12-31
DE2448479A1 (de) 1975-06-12
JPS5092710A (enExample) 1975-07-24
FR2254085A1 (enExample) 1975-07-04
US3867724A (en) 1975-02-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee
PCNP Patent ceased through non-payment of renewal fee