IT1057704B - Riproduttore ..particolarmente riproduttore vicec..con supporto di registrazione in forma di disco trasparente con foro centrale - Google Patents

Riproduttore ..particolarmente riproduttore vicec..con supporto di registrazione in forma di disco trasparente con foro centrale

Info

Publication number
IT1057704B
IT1057704B IT67569/76A IT6756976A IT1057704B IT 1057704 B IT1057704 B IT 1057704B IT 67569/76 A IT67569/76 A IT 67569/76A IT 6756976 A IT6756976 A IT 6756976A IT 1057704 B IT1057704 B IT 1057704B
Authority
IT
Italy
Prior art keywords
player
vicec
central hole
transparent disc
recording support
Prior art date
Application number
IT67569/76A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1057704B publication Critical patent/IT1057704B/it

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
    • G11B17/032—Positioning by moving the door or the cover
    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
IT67569/76A 1975-03-12 1976-03-09 Riproduttore ..particolarmente riproduttore vicec..con supporto di registrazione in forma di disco trasparente con foro centrale IT1057704B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7502916,A NL182594C (nl) 1975-03-12 1975-03-12 Afspeelinrichting, in het bijzonder videospeler, voor het afspelen van een van een centraal gat voorziene uit transparant materiaal vervaardigde plaat, alsmede aanpassingsplaat ten gebruike bij deze inrichting.

Publications (1)

Publication Number Publication Date
IT1057704B true IT1057704B (it) 1982-03-30

Family

ID=19823352

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67569/76A IT1057704B (it) 1975-03-12 1976-03-09 Riproduttore ..particolarmente riproduttore vicec..con supporto di registrazione in forma di disco trasparente con foro centrale

Country Status (13)

Country Link
US (1) US4060248A (it)
JP (1) JPS5725382Y2 (it)
AU (1) AU505538B2 (it)
CA (1) CA1071767A (it)
DE (1) DE2608724C2 (it)
DK (1) DK100576A (it)
ES (2) ES445936A1 (it)
FR (1) FR2304138A1 (it)
GB (1) GB1538784A (it)
IT (1) IT1057704B (it)
NL (1) NL182594C (it)
NO (1) NO760807L (it)
SE (1) SE415713B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL182032C (nl) * 1978-06-05 1987-12-16 Philips Nv Inrichting voor het centreren, richten en vastklemmen van een roterende plaat.
US4334302A (en) * 1980-06-02 1982-06-08 Peppers James M Flexible recording disc stabilizing and guidance system
US4447899A (en) * 1980-06-18 1984-05-08 Eastman Kodak Company Optical disc method, media and apparatus for writing and/or reading information
US4335173A (en) * 1980-09-22 1982-06-15 Eastman Kodak Company Method and means for reducing undesirable effects of dirt particles on a flexible record device
JPS5786173A (en) * 1980-11-17 1982-05-29 Toshiba Corp Recorder and reproducer
JPS58199481A (ja) * 1982-05-13 1983-11-19 Teac Co ディスク駆動装置
US5579296A (en) * 1995-01-18 1996-11-26 Cyberwerks Interactive, L.L.C. Optically readable thin film digital data storage medium
US20040081071A1 (en) * 2002-10-28 2004-04-29 Boissonneault Ronald A. Digital data storage assembly
US6779193B2 (en) 2002-10-28 2004-08-17 Bayer Polymers Llc Digital data storage assembly with particular hub adaptor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2416135A (en) * 1945-06-04 1947-02-18 David Appleby Phonographic apparatus
US3249006A (en) * 1964-04-14 1966-05-03 Honeywell Inc Automatic focusing photographic projector
US3729720A (en) * 1971-06-18 1973-04-24 Ibm Turntable for rigidly mounting thin flexible magnetic discs
JPS5126664Y2 (it) * 1972-08-28 1976-07-07
JPS5622072B2 (it) * 1973-02-16 1981-05-22
US3825323A (en) * 1973-05-17 1974-07-23 Teletype Corp Rotary disc recording and readout system having capacitance controlled lens positioning means
NL171641C (nl) * 1974-02-13 1983-04-18 Philips Nv Inrichting voor het uitlezen van een registratiedrager waarop informatie is aangebracht in een optisch uitleesbare structuur.

Also Published As

Publication number Publication date
NL182594B (nl) 1987-11-02
ES445936A1 (es) 1977-10-01
GB1538784A (en) 1979-01-24
DE2608724A1 (de) 1976-09-23
FR2304138B1 (it) 1981-06-12
ES236230Y (es) 1978-11-16
NL182594C (nl) 1988-04-05
CA1071767A (en) 1980-02-12
DE2608724C2 (de) 1985-10-24
NO760807L (it) 1976-09-14
JPS5725382Y2 (it) 1982-06-02
ES236230U (es) 1978-07-01
US4060248A (en) 1977-11-29
AU505538B2 (en) 1979-11-22
JPS51141504U (it) 1976-11-15
DK100576A (da) 1976-09-13
AU1184076A (en) 1977-09-15
SE415713B (sv) 1980-10-20
FR2304138A1 (fr) 1976-10-08
NL7502916A (nl) 1976-09-14

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