Cartridge for preventing misinsertion

Details Cartridge for preventing misinsertion Cartridge for preventing misinsertion

1995-06-05

1998-11-03

Levy, Stuart S.

Dynamic information storage or retrieval

Storage medium structure

Adjuncts or adapters

360133, 2063081, G11B 2303

Patent

active

058319670

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: 4908726 (1990-03-01), Kato
patent: 4918559 (1990-04-01), Maruyama et al.
patent: 5297133 (1994-03-01), Otsuka et al.
patent: 5606547 (1997-02-01), Otsuka et al.

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