DE1231454B - Vorrichtung zur selbsttaetigen Wahl der Drehzahl von Abspielgeraeten fuer plattenfoermige Schall-aufzeichnungen - Google Patents

Vorrichtung zur selbsttaetigen Wahl der Drehzahl von Abspielgeraeten fuer plattenfoermige Schall-aufzeichnungen

Info

Publication number
DE1231454B
DE1231454B DEB81660A DEB0081660A DE1231454B DE 1231454 B DE1231454 B DE 1231454B DE B81660 A DEB81660 A DE B81660A DE B0081660 A DEB0081660 A DE B0081660A DE 1231454 B DE1231454 B DE 1231454B
Authority
DE
Germany
Prior art keywords
speed
record
disc
playback devices
sound recordings
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.)
Pending
Application number
DEB81660A
Other languages
German (de)
English (en)
Inventor
Dipl-Ing Wilhelm Beeck
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.)
WILHELM BEECK DIPL ING
Original Assignee
WILHELM BEECK DIPL ING
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 WILHELM BEECK DIPL ING filed Critical WILHELM BEECK DIPL ING
Priority to DEB81660A priority Critical patent/DE1231454B/de
Priority to NL6605831A priority patent/NL6605831A/xx
Priority to BE680332D priority patent/BE680332A/xx
Publication of DE1231454B publication Critical patent/DE1231454B/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/26—Speed-changing arrangements; Reversing arrangements; Drive-transfer means therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark

Landscapes

  • Optical Recording Or Reproduction (AREA)
DEB81660A 1965-04-29 1965-04-29 Vorrichtung zur selbsttaetigen Wahl der Drehzahl von Abspielgeraeten fuer plattenfoermige Schall-aufzeichnungen Pending DE1231454B (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DEB81660A DE1231454B (de) 1965-04-29 1965-04-29 Vorrichtung zur selbsttaetigen Wahl der Drehzahl von Abspielgeraeten fuer plattenfoermige Schall-aufzeichnungen
NL6605831A NL6605831A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1965-04-29 1966-04-29
BE680332D BE680332A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1965-04-29 1966-04-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB81660A DE1231454B (de) 1965-04-29 1965-04-29 Vorrichtung zur selbsttaetigen Wahl der Drehzahl von Abspielgeraeten fuer plattenfoermige Schall-aufzeichnungen

Publications (1)

Publication Number Publication Date
DE1231454B true DE1231454B (de) 1966-12-29

Family

ID=6981185

Family Applications (1)

Application Number Title Priority Date Filing Date
DEB81660A Pending DE1231454B (de) 1965-04-29 1965-04-29 Vorrichtung zur selbsttaetigen Wahl der Drehzahl von Abspielgeraeten fuer plattenfoermige Schall-aufzeichnungen

Country Status (3)

Country Link
BE (1) BE680332A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1231454B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL6605831A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4556966A (en) * 1981-04-27 1985-12-03 Thomson-Csf Information carrier disk with angular coding means and a system for driving said disk in rotation
US5119363A (en) * 1980-12-17 1992-06-02 Matsushita Electric Industrial Company, Ltd. Optical disk having an index mark

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2885208A (en) * 1953-08-24 1959-05-05 Lawrence A Pranter Phonograph record player speed selector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2885208A (en) * 1953-08-24 1959-05-05 Lawrence A Pranter Phonograph record player speed selector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5119363A (en) * 1980-12-17 1992-06-02 Matsushita Electric Industrial Company, Ltd. Optical disk having an index mark
US4556966A (en) * 1981-04-27 1985-12-03 Thomson-Csf Information carrier disk with angular coding means and a system for driving said disk in rotation

Also Published As

Publication number Publication date
BE680332A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1966-10-03
NL6605831A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1966-10-31

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