Removable cartridge flexible disc memory apparatus

Details Removable cartridge flexible disc memory apparatus Removable cartridge flexible disc memory apparatus

1973-06-20

1976-08-17

Konick, Bernard

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Disk record

360133, G11B 5016, G11B 2304

Patent

active

039757684

ABSTRACT:
Flexible disc memory apparatus has a drive for rotating the flexible disc in a cartridge which is opened when inserted into the apparatus by a wedge shaped member inserted into the cartridge. The drive includes a magnetic coupling and centering device for the hub of the flexible disc. A movable head plate carries transducer heads which are positioned at selected track locations by the head. The apparatus also includes a second flexible disc and head plate integrally incorporated in the apparatus.

REFERENCES:
patent: 3303485 (1967-02-01), Lee
patent: 3304544 (1967-02-01), Johnson
patent: 3416150 (1968-12-01), Lindberg
patent: 3419888 (1968-12-01), Levy
patent: 3526884 (1970-09-01), Buslik
patent: 3678481 (1972-07-01), Dalziel
patent: 3770908 (1973-11-01), Craggs
patent: 3800325 (1974-03-01), O'Brien
patent: 3812534 (1974-05-01), Rousseau
patent: 3815150 (1974-06-01), Stoddard

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