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Title: Mechanism for aiding carriage return in video disc player

Abstract: A video record player includes a common drive belt for selectively translating a pickup stylus carriage. The player is equipped with a first drive mechanism, including a turntable-driven pulley, for utilizing the common drive belt for translating the carriage during playback toward the center of a turntable at a speed correlated to the speed of rotation of the turntable while stylus/record engagement is effected. The first drive mechanism includes a slip clutch interposed between the common drive belt and the turntable-driven pulley. In such players, a record caddy is used to push the carriage back to a starting position away from the turntable center, when it is at a position other than at the starting position during a caddy insertion into the player. A mechanism is provided for rendering the slip clutch disabled during a caddy insertion, whereby restoration of the carriage to the starting position can be effected with freedom from interference by the first drive mechanism, when the carriage is at a position other than at the starting position during such a caddy insertion.


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Inventors: Torrington, Leslie A. (Indianapolis, IN, US)
Huff, Larry D. (Indianapolis, IN, US)

Application Number: 964526
Filing Date: 1978-11-29
Publication_date: 1980-09-30
Assignee: RCA Corporation (New York, NY)
Primary Class(es): 369/77.2 369/225
Other Classes:
US Patent Ref:
3409746Nov, 1968Skov et al.360/97.
4113262Sep, 1978DeStephanis358/128.

Other Refs: 538149
Mar, 1957CA

Primary Examiner: Shepperd, John W.
Assistant Examiner:
Attorney: Whitacre; E. M., Tripoli; J. S., Kulkarni; D. A.