Single speed frictional drive unit with magnetic biasing means

Details Single speed frictional drive unit with magnetic biasing means Single speed frictional drive unit with magnetic biasing means

1974-11-21

1976-06-29

Scott, Samuel

Machine element or mechanism

Gearing

Toothed gear and recirculated unconnected elements

74210, F16H 1302, F16H 1312

Patent

active

039657620

ABSTRACT:
A device for the viewing of photo-images and the presentation of sound recordings corresponding to such photo-images, which device may be controlled by the user to provide substantially random access to any photo-image and the sound recording corresponding thereto, is disclosed. A modular construction of such device and its adaptability to either hand-held or projection embodiments is described. A novel tone arm system as well as a novel turntable driving mechanism, a novel disc type record unit and a novel record changing mechanism is disclosed.

REFERENCES:
patent: 3313096 (1967-04-01), Marciniak

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