FR733655A - Drive device for phonograph records realizing constant tangential speed - Google Patents

Drive device for phonograph records realizing constant tangential speed

Info

Publication number
FR733655A
FR733655A FR733655DA FR733655A FR 733655 A FR733655 A FR 733655A FR 733655D A FR733655D A FR 733655DA FR 733655 A FR733655 A FR 733655A
Authority
FR
France
Prior art keywords
drive device
tangential speed
phonograph records
realizing constant
constant tangential
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
Other languages
French (fr)
Inventor
Georges Marie
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 filed Critical
Application granted granted Critical
Publication of FR733655A publication Critical patent/FR733655A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/50—Controlling, regulating, or indicating speed by mechanical linkage, e.g. clutch
FR733655D 1931-06-18 1931-06-18 Drive device for phonograph records realizing constant tangential speed Expired FR733655A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR733655T 1931-06-18

Publications (1)

Publication Number Publication Date
FR733655A true FR733655A (en) 1932-10-10

Family

ID=9126341

Family Applications (1)

Application Number Title Priority Date Filing Date
FR733655D Expired FR733655A (en) 1931-06-18 1931-06-18 Drive device for phonograph records realizing constant tangential speed

Country Status (1)

Country Link
FR (1) FR733655A (en)

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