Snap-action cartridge for recording disc

Details Snap-action cartridge for recording disc Snap-action cartridge for recording disc

1982-04-19

1984-08-07

Wolff, John H.

Dynamic magnetic information storage or retrieval

Record medium

In container

206444, G11B 2302

Patent

active

044646933

ABSTRACT:
A circular, shape-retaining cover is fastened to the hub of a rigid recording disc to provide a cartridge. The cover rotates with the disc and undergoes snap-action between a normal conical shape enclosing the periphery of the disc and an inverted conical shape providing free access to the recording surface from the entire periphery of the disc.

REFERENCES:
patent: 3882701 (1975-05-01), Wirth
patent: 4078246 (1978-03-01), Berthoux et al.
patent: 4124866 (1978-11-01), Coleman
patent: 4184184 (1980-01-01), Hedin et al.

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