Playback device for a disc-shaped record carrier with transducer

Details Playback device for a disc-shaped record carrier with transducer Playback device for a disc-shaped record carrier with transducer

1974-04-11

1976-08-03

Cardillo, Jr., Raymond F.

Telegraphy

Systems

Simplex-reversing periodic

178 66DD, 178 66FS, 1791004D, H04N 576, G11B 336, G11B 1706

Patent

active

039730808

ABSTRACT:
A playback device for disc-shaped record carriers containing video signals stored in the grooves thereof which includes an arrangement which, in response to an applied power pulse, displaces the pickup, during playback, by a number of groove widths transversely to the direction of the groove.

REFERENCES:
patent: 3530258 (1970-09-01), Gregg et al.
patent: 3767848 (1973-10-01), Schuller et al.
patent: 3787616 (1974-01-01), Falk et al.
patent: 3852816 (1974-12-01), Stewart
patent: 3854015 (1974-12-01), Janssen
Janssen et al., Control Mechanisms of the Philips `VLP` Record Player, Philips Tech. Rev., vol. 33, No. 7, 10/73, pp. 192-193.

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