Flexible magnetic diskette

Details Flexible magnetic diskette Flexible magnetic diskette

1988-05-20

1990-04-24

Wolff, John H.

Dynamic magnetic information storage or retrieval

Record medium

In container

360 9905, G11B 2302, G11B 582

Patent

active

049204416

ABSTRACT:
A flexible magnetic diskette used for magnetically storing various information which is recorded and read by a magnetic head. The diskette includes a flexible plastic disk sheet uniformly coated with magnetic material and having a mount hole at its center, and a holder for securing the disk sheet over the periphery of the mount hole. The holder is also made of a plastic material for holding the flexible disk sheet over the peripheral portion of the mount hole via a double-sided adhesive ring. A core member is made of a magnetic metal having a high abrasive resistance and rigidly attached to the holder over at least a part of a surface of the holder, with which a drive unit is engaged.

REFERENCES:
patent: 4581670 (1986-04-01), Nemoto et al.
patent: 4583144 (1986-04-01), Kato
patent: 4590532 (1986-05-01), Saito
patent: 4599663 (1986-07-01), Saito et al.
patent: 4616278 (1986-10-01), Yamaguchi et al.
patent: 4630156 (1986-12-01), Saito

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