IT940981B - Dispositivo per centrare i dischi sul piatto di un giradischi - Google Patents

Dispositivo per centrare i dischi sul piatto di un giradischi

Info

Publication number
IT940981B
IT940981B IT53812/71A IT5381271A IT940981B IT 940981 B IT940981 B IT 940981B IT 53812/71 A IT53812/71 A IT 53812/71A IT 5381271 A IT5381271 A IT 5381271A IT 940981 B IT940981 B IT 940981B
Authority
IT
Italy
Prior art keywords
turntable
plate
centering discs
centering
discs
Prior art date
Application number
IT53812/71A
Other languages
English (en)
Italian (it)
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 IT940981B publication Critical patent/IT940981B/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
    • G11B17/0281—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
IT53812/71A 1970-11-02 1971-10-30 Dispositivo per centrare i dischi sul piatto di un giradischi IT940981B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7039409A FR2112607A5 (enExample) 1970-11-02 1970-11-02

Publications (1)

Publication Number Publication Date
IT940981B true IT940981B (it) 1973-02-20

Family

ID=9063643

Family Applications (1)

Application Number Title Priority Date Filing Date
IT53812/71A IT940981B (it) 1970-11-02 1971-10-30 Dispositivo per centrare i dischi sul piatto di un giradischi

Country Status (8)

Country Link
US (1) US3741567A (enExample)
CA (1) CA943075A (enExample)
CH (1) CH536540A (enExample)
DE (1) DE2152226A1 (enExample)
FR (1) FR2112607A5 (enExample)
GB (1) GB1364504A (enExample)
IT (1) IT940981B (enExample)
NL (1) NL7114899A (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55500555A (enExample) * 1978-08-07 1980-08-21
US4495613A (en) * 1984-05-23 1985-01-22 Bertrand Gagnon Record removal and centering device for 45 r.p.m. device
US4734902A (en) * 1985-05-08 1988-03-29 James T. Dennis Record player
US6068544A (en) * 1999-06-01 2000-05-30 Taiwan Semiconductor Manufacturing Co., Ltd. Apparatus and method for calibrating a polishing head
JP2002313000A (ja) * 2001-03-28 2002-10-25 Internatl Business Mach Corp <Ibm> スピンドル・クランプ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1251050B (enExample) *
US2693364A (en) * 1950-02-24 1954-11-02 Irving Seidman Phonograph record adapter
US2762627A (en) * 1951-03-31 1956-09-11 Rca Corp Phonograph turntable

Also Published As

Publication number Publication date
GB1364504A (en) 1974-08-21
FR2112607A5 (enExample) 1972-06-23
NL7114899A (enExample) 1972-05-04
DE2152226A1 (de) 1972-05-10
CH536540A (de) 1973-04-30
US3741567A (en) 1973-06-26
CA943075A (en) 1974-03-05

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