DE3175933D1 - Spindle clamp assembly for a video recorder-playback machine - Google Patents

Spindle clamp assembly for a video recorder-playback machine

Info

Publication number
DE3175933D1
DE3175933D1 DE8181108583T DE3175933T DE3175933D1 DE 3175933 D1 DE3175933 D1 DE 3175933D1 DE 8181108583 T DE8181108583 T DE 8181108583T DE 3175933 T DE3175933 T DE 3175933T DE 3175933 D1 DE3175933 D1 DE 3175933D1
Authority
DE
Germany
Prior art keywords
video recorder
clamp assembly
playback machine
spindle clamp
disc
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
DE8181108583T
Other languages
German (de)
English (en)
Inventor
George Vitale
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.)
Discovision Associates
Original Assignee
Discovision Associates
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 Discovision Associates filed Critical Discovision Associates
Application granted granted Critical
Publication of DE3175933D1 publication Critical patent/DE3175933D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
    • G11B17/0281—Positioning or locking of single discs of discs rotating during transducing operation by an adapter enabling the centre-pin to receive carriers with large centre hole

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
DE8181108583T 1980-10-20 1981-10-20 Spindle clamp assembly for a video recorder-playback machine Expired DE3175933D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/198,694 US4347599A (en) 1980-10-20 1980-10-20 Spindle clamp assembly for a video recorder-playback machine

Publications (1)

Publication Number Publication Date
DE3175933D1 true DE3175933D1 (en) 1987-04-02

Family

ID=22734406

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8585116177T Expired - Lifetime DE3177187D1 (de) 1980-10-20 1981-10-20 Spindelklammermontage fuer ein videoaufnahme-wiedergabegeraet.
DE8181108583T Expired DE3175933D1 (en) 1980-10-20 1981-10-20 Spindle clamp assembly for a video recorder-playback machine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE8585116177T Expired - Lifetime DE3177187D1 (de) 1980-10-20 1981-10-20 Spindelklammermontage fuer ein videoaufnahme-wiedergabegeraet.

Country Status (9)

Country Link
US (1) US4347599A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (2) EP0181648B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5778683A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR850001020B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (2) ATE53140T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU540861B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8104925A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (2) DE3177187D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HK (2) HK17891A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57181486A (en) * 1981-05-01 1982-11-08 Toshiba Corp Disc loader
US4432086A (en) * 1982-05-03 1984-02-14 Rca Corporation Turntable apparatus for video disc player
JPS5978590U (ja) * 1982-11-15 1984-05-28 ティアック株式会社 クランプ装置
NL8301681A (nl) * 1983-05-11 1984-12-03 Philips Nv Platenspeler met een aandrukorgaan voor het aandrukken van een op de draaitafel gelegen plaat.
US4541086A (en) * 1983-08-08 1985-09-10 Pioneer Electronic Corporation Disc clamping mechanism
JPS6224466A (ja) * 1985-07-23 1987-02-02 Pioneer Electronic Corp デイスクプレ−ヤ
US5014143A (en) * 1989-03-31 1991-05-07 Hitachi Electronics Engineering Co., Ltd. Data recording disk chuck mechanism
US5270999A (en) * 1990-12-10 1993-12-14 Conner Peripherals, Inc. Apparatus and method for reducing disk distortion
US5367418A (en) * 1992-11-13 1994-11-22 Maxtor Corporation Spin motor assembly that contains an O-ring which supports a disk in both the radial and axial directions
US5590102A (en) * 1995-01-12 1996-12-31 Discovision Associates Recording informatioin on an optical disc without using pre-manufactured tracks
EP0747897A3 (en) * 1995-06-06 1997-08-06 Iomega Corp Hub locking device for disk cartridge
US5978329A (en) * 1995-06-07 1999-11-02 Discovision Associates Technique for closed loop servo operation in optical disc tracking control
ATE201277T1 (de) * 1995-12-06 2001-06-15 Discovision Ass Gerät und verfahren zum regeln der fokussierung
US5689485A (en) * 1996-04-01 1997-11-18 Discovision Associates Tracking control apparatus and method
GB0011714D0 (en) * 2000-05-15 2000-07-05 Westwind Air Bearings Ltd Data storage disc carrier
US7015640B2 (en) 2002-09-11 2006-03-21 General Electric Company Diffusion barrier coatings having graded compositions and devices incorporating the same
EP3895709A1 (de) 2020-04-17 2021-10-20 Andreas Hettich GmbH & Co. KG Phospholipide und phospholipid-metaboliten zur behandlung von viralen und bakteriellen lungenentzündungen und sepsis

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2302503A (en) * 1940-10-22 1942-11-17 B A Proctor Company Inc Record spindle driving device
DE1170003B (de) * 1962-03-05 1964-05-14 Siemens Ag Loesbare Magnetfolienhalterung
US3537083A (en) * 1968-11-27 1970-10-27 Univ Illinois Flexible surface disc for magnetic recorders with central pneumatic orifice
US3609722A (en) * 1969-03-19 1971-09-28 George E Zenzefilis Center sealing data disc cassette and processing machine
US3968972A (en) * 1974-06-21 1976-07-13 Sycor, Inc. Self centering hub for flexible recording discs and the like
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
JPS54176306U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1978-05-31 1979-12-13
JPS54180713U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1978-06-12 1979-12-21
US4252327A (en) * 1979-02-16 1981-02-24 Mca Discovision, Inc. Video disc player
JPS55125587A (en) * 1979-03-16 1980-09-27 Pioneer Video Corp Clamping mechanism of information recording disk

Also Published As

Publication number Publication date
US4347599A (en) 1982-08-31
EP0050365B1 (en) 1987-02-25
AU7249681A (en) 1982-04-29
HK27091A (en) 1991-04-19
KR850001020B1 (ko) 1985-07-18
EP0181648B1 (en) 1990-05-23
ATE25558T1 (de) 1987-03-15
ATE53140T1 (de) 1990-06-15
AU540861B2 (en) 1984-12-06
EP0181648A3 (en) 1986-10-01
JPH0346904B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-07-17
JPS5778683A (en) 1982-05-17
EP0050365A1 (en) 1982-04-28
EP0181648A2 (en) 1986-05-21
BR8104925A (pt) 1982-08-31
DE3177187D1 (de) 1990-06-28
HK17891A (en) 1991-03-22

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: DERZEIT KEIN VERTRETER BESTELLT

8328 Change in the person/name/address of the agent

Free format text: GRUENECKER, A., DIPL.-ING. KINKELDEY, H., DIPL.-ING. DR.-ING. STOCKMAIR, W., DIPL.-ING. DR.-ING. AE.E. CAL TECH SCHUMANN, K., DIPL.-PHYS. DR.RER.NAT. JAKOB, P., DIPL.-ING. BEZOLD, G., DIPL.-CHEM. DR.RER.NAT. MEISTER, W., DIPL.-ING. HILGERS, H., DIPL.-ING. MEYER-PLATH, H., DIPL.-ING. DR.-ING. EHNOLD, A., DIPL.-ING. SCHUSTER, T., DIPL.-PHYS. GOLDBACH, K., DIPL.-ING.DR.-ING. AUFENANGER, M., DIPL.-ING., PAT.-ANWAELTE, 8000 MUENCHEN