Apparatus for automatically returning a pick-up arm in a record

Details Apparatus for automatically returning a pick-up arm in a record Apparatus for automatically returning a pick-up arm in a record

1974-11-14

1976-06-15

Rothberg, Samuel B.

Undertaking

274 10R, G11B 1706

Patent

active

039632458

ABSTRACT:
An automatic return apparatus for the pick-up arm of a record player including a cam plate for lowering the pick-up arm at the beginning of playback and for returning the arm at the end thereof. A crossed cam is rotatably mounted on the plate to engage the pick-up arm when it is being returned to its rest position and effect disengagement thereof at all other times. A four-armed lever for effecting various functions such as holding the cam plate in position during playback, actuating a muting switch during the return of the pick-up arm to its rest position, initiating the return of the pick-up arm return and resetting the apparatus for the next return of the pick-up arm is also provided.

REFERENCES:
patent: 3671045 (1972-06-01), Bara
patent: 3697087 (1972-10-01), Takahashi
patent: 3801109 (1974-04-01), Kolomayets et al.
patent: 3847401 (1974-11-01), Evans

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