Disc apparatus for accepting a disc having at least one portion

Details Disc apparatus for accepting a disc having at least one portion Disc apparatus for accepting a disc having at least one portion

1995-06-05

1999-01-12

Cao, Allen T.

Dynamic information storage or retrieval

With particular cabinet structure

Slotted for edgewise insertion of storage disc

369291, 360133, G11B 3302, G11B 370, G11B 2303

Patent

active

058598294

ABSTRACT:
An optical disc cartridge provided with a mechanism for preventing incorrect insertion of a cartridge. A cut-off portion is provided at a head and side portion at an inserting side of, for example, a 3.5" erasable optical disc cartridge. The cut-off portion is located at an side opposite to a corresponding cut-off portion used in a 3.5" (86 mm) floppy disc cartridge. A stopper is provided in a cartridge insertion portion of the reproducing apparatus to prevent incorrect insertion of the cartridge and is located to correspond to the location of the cartridge cut-off portion. A depression or the like is provided at a front end of the cartridge and at a portion symmetrical about an axis to an edge of the shutter where the shutter opening lever normally strikes.

REFERENCES:
patent: 4688206 (1987-08-01), Nakagawa et al.
patent: 4714973 (1987-12-01), Kato et al.
patent: 4918559 (1990-04-01), Maruyama et al.
patent: 5297133 (1994-03-01), Otsuka et al.
patent: 5606547 (1997-02-01), Otsuka et al.
Fifth Draft of an American National Standard (Aug. 1984).
American National Standard (ANSI X3.137-1988).
JIS 90mm Flexible Disk Cartridge (Jan. 1987).

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