Floppy disc drive unit

Details Floppy disc drive unit Floppy disc drive unit

1979-03-09

1981-01-20

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Disk record

G11B 5016, G11B 1702

Patent

active

042466180

ABSTRACT:
The invention concerns a floppy disc drive unit in which all the movements are made automatically with the aid of two motors. Using a positioning motor positioning a magnetic head on various tracks of the floppy disc, the floppy disc is automatically drawn into the floppy disc drive unit and ejected therefrom. With the aid of a driving motor provided to drive the floppy disc, the floppy disc is clamped and unclamped and felt pressure pads are lowered and raised automatically.

REFERENCES:
patent: 3678481 (1972-07-01), Dalziel et al.
patent: 3768815 (1973-10-01), Mathurin
patent: 3890643 (1975-06-01), Dalziel
patent: 3898814 (1975-08-01), Chou et al.
patent: 4127882 (1978-11-01), Kohl et al.

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