Optical disc and disc-turntable air flow interface assembly

Details Optical disc and disc-turntable air flow interface assembly Optical disc and disc-turntable air flow interface assembly

1983-03-11

1985-03-26

Goldberg, E. A.

Dynamic information storage or retrieval

Dynamic mechanism subsystem

Specific detail of storage medium support or motion production

369261, 369284, 369287, 3461351, 346137, G01D 1532, G11B 552

Patent

active

045077746

ABSTRACT:
Optical disc write/read apparatus and systems of the type having a flexible record disc and turntable which interface in a manner forming a generally enclosed space between record portions of the disc and opposing turntable portions is provided with inner and outer ventilation means which effect a continuous, controlled air flow through said space during write/read operations.

REFERENCES:
patent: 3336583 (1967-08-01), Comstock
patent: 3737880 (1973-06-01), Kelley
patent: 3805292 (1974-04-01), Hashiguchi et al.
patent: 3947888 (1976-03-01), Jarsen
patent: 4334302 (1982-06-01), Peppers
patent: 4358843 (1982-11-01), Rager
patent: 4365258 (1982-12-01), Geyer et al.

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