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.)
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Van Der Heem BV
Original Assignee
Van Der Heem BV
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Publication date
Application filed by Van Der Heem BVfiledCriticalVan Der Heem BV
Application grantedgrantedCritical
Publication of FR1100718ApublicationCriticalpatent/FR1100718A/fr
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
G11B19/265—Friction wheel drive
FR1100718D1953-06-081954-05-17Mécanisme d'entraînement réglable pour le plateau rotatif d'un gramophone
ExpiredFR1100718A
(fr)