Device for a flexible magnetic disk

Details Device for a flexible magnetic disk Device for a flexible magnetic disk

1986-04-17

1988-09-27

Wolff, John H.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Disk record

369270, G11B 5016, G11B 362

Patent

active

047746092

ABSTRACT:
A device for a flexible magnetid disk comprises a motor, a spindle directly connected to the motor, and a cup member to be mounted on the spindle to support under a pressure a flexible disk, wherein an annular rib is formed in either one of the spindle and the cup member at a position corresponding to the fitting part of the center hole of the flexible disk and an undercut portion formed in the other at a position opposing the annular rib.

REFERENCES:
patent: 4403319 (1983-09-01), Adamek et al.
patent: 4420830 (1983-12-01), Green
patent: 4575837 (1986-03-01), Okita

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