DE2711969A1 - Plattenspieler - Google Patents

Plattenspieler

Info

Publication number
DE2711969A1
DE2711969A1 DE19772711969 DE2711969A DE2711969A1 DE 2711969 A1 DE2711969 A1 DE 2711969A1 DE 19772711969 DE19772711969 DE 19772711969 DE 2711969 A DE2711969 A DE 2711969A DE 2711969 A1 DE2711969 A1 DE 2711969A1
Authority
DE
Germany
Prior art keywords
turntable
sensor
spring
record
plate
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.)
Ceased
Application number
DE19772711969
Other languages
German (de)
English (en)
Inventor
Poul Flemming Dalkov
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.)
Skandinav Radio & Tv
Skandinavisk Radio and Television Akts
Original Assignee
Skandinav Radio & Tv
Skandinavisk Radio and Television Akts
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 Skandinav Radio & Tv, Skandinavisk Radio and Television Akts filed Critical Skandinav Radio & Tv
Publication of DE2711969A1 publication Critical patent/DE2711969A1/de
Ceased 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
    • G11B17/0281—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)
  • Feeding And Guiding Record Carriers (AREA)
DE19772711969 1976-04-01 1977-03-18 Plattenspieler Ceased DE2711969A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK158676AA DK141797B (da) 1976-04-01 1976-04-01 Automatisk grammofon med organer til bestemmelse af pladestørrelsen.

Publications (1)

Publication Number Publication Date
DE2711969A1 true DE2711969A1 (de) 1977-10-13

Family

ID=8106302

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772711969 Ceased DE2711969A1 (de) 1976-04-01 1977-03-18 Plattenspieler

Country Status (5)

Country Link
US (1) US4111431A (OSRAM)
JP (1) JPS5942389B2 (OSRAM)
DE (1) DE2711969A1 (OSRAM)
DK (1) DK141797B (OSRAM)
GB (1) GB1574248A (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2945610A1 (de) * 1978-11-29 1980-06-12 Watanabe Kenkyusho Vereinfachter plattenspieler
EP0040880A1 (de) * 1980-05-24 1981-12-02 Philips Patentverwaltung GmbH Abspielgerät für mit Informationen versehene Platten

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5830245Y2 (ja) * 1977-07-20 1983-07-04 三洋電機株式会社 レコ−ドプレ−ヤ
JPS61202786U (OSRAM) * 1985-06-10 1986-12-19
JP2573017B2 (ja) * 1988-03-08 1997-01-16 三洋電機株式会社 ディスクプレーヤ
GB2260639B (en) * 1991-10-17 1995-07-26 John Ulrich Auer A transcription turntable

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1254877B (de) * 1966-06-30 1967-11-23 Wurlitzer Co Plattenachse fuer Plattenspieler mit zwei Geschwindigkeiten

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632650A (en) * 1949-02-03 1953-03-24 Offutt Claggett Spindle mounted speed control unit for record players
FR1215253A (fr) * 1958-11-13 1960-04-15 Dispositif mécanique de sélection automatique de vitesse pour tourne-disques
FR77412E (fr) * 1960-03-25 1962-03-02 Pathe Marconi Ind Music Tourne-disques à changement de vitesse automatique
US3485499A (en) * 1965-12-14 1969-12-23 Matsushita Electric Industrial Co Ltd Automatic speed change device for record players

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1254877B (de) * 1966-06-30 1967-11-23 Wurlitzer Co Plattenachse fuer Plattenspieler mit zwei Geschwindigkeiten

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2945610A1 (de) * 1978-11-29 1980-06-12 Watanabe Kenkyusho Vereinfachter plattenspieler
EP0040880A1 (de) * 1980-05-24 1981-12-02 Philips Patentverwaltung GmbH Abspielgerät für mit Informationen versehene Platten

Also Published As

Publication number Publication date
DK141797B (da) 1980-06-16
JPS52129505A (en) 1977-10-31
US4111431A (en) 1978-09-05
JPS5942389B2 (ja) 1984-10-15
DK158676A (OSRAM) 1977-10-02
DK141797C (OSRAM) 1980-11-03
GB1574248A (en) 1980-09-03

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection