Disc player for a rigid information-carrying disc

Details Disc player for a rigid information-carrying disc Disc player for a rigid information-carrying disc

1983-03-28

1984-11-20

Stephan, Steven L.

Dynamic information storage or retrieval

Dynamic mechanism subsystem

Specific detail of storage medium support or motion production

G11B 370, G11B 582

Patent

active

044843216

ABSTRACT:
The invention relates to a disc player for a rigid information-carrying disc (11) which rotates on a turntable during information transfer. The disc player has a turntable (9) and a centering device (17) which comprises a plurality of U-shaped members (21) arranged along a circle, the inner limbs (23) being connected to a base ring (19) and the outer limbs being radially movable in an annular recess (13) of the turntable (9). The base ring (19) is provided with a collar (20) which surrounds a flanged sleeve (10) with clearance and whose position is fixed by means of a clamping sleeve which is pressed onto the flanged sleeve.

REFERENCES:
patent: 4158867 (1979-06-01), Tops et al.
patent: 4166622 (1979-09-01), Rager
patent: 4358843 (1982-11-01), Rager
patent: 4420830 (1983-12-01), Green

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