Gramophone turntable apparatus

Details Gramophone turntable apparatus Gramophone turntable apparatus

1975-09-08

1979-01-02

Phillips, Charles E.

Undertaking

G11B 360

Patent

active

041324145

ABSTRACT:
Gramophone turntable apparatus comprises a turntable with a hydrodynamic bearing so that, on rotation, the turntable is supported solely by a pressurized film of fluid. The bearing also supports the rotatable part of a turntable drive motor of rotary or linear form.

REFERENCES:
patent: 3356876 (1967-12-01), Scholten
patent: 3440506 (1969-04-01), Krestle et al.
patent: 3683248 (1972-08-01), Kobayashi et al.
patent: 3706085 (1972-12-01), Mowrey et al.
patent: 3726574 (1973-04-01), Tuffias

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