Tone arm control mechanism

Details Tone arm control mechanism Tone arm control mechanism

1982-04-23

1985-01-22

Stephan, Steven L.

Dynamic information storage or retrieval

Dynamic mechanism subsystem

Having power driven transducer assembly

369184, 369244, G11B 1730, G11B 2102

Patent

active

044956126

ABSTRACT:
A tone arm lifting and movement restricting device includes a pair of relatively rotatable and axially movable drive plates having cam and follower surfaces thereon for use in lifting and lowering the arm, while a presettable restricting lever serves to determine the extent to which the arm progresses over the record before being lowered to the surface thereof.

REFERENCES:
patent: 2488260 (1949-11-01), Ascoli
patent: 3218078 (1965-11-01), Freier

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