Magneto-optic disk unit having means for preventing erroneous in

Details Magneto-optic disk unit having means for preventing erroneous in Magneto-optic disk unit having means for preventing erroneous in

1990-01-22

1991-11-05

Levy, Stuart S.

Dynamic information storage or retrieval

With particular cabinet structure

Slotted for edgewise insertion of storage disc

369 771, 369 79, 360 9906, G11B 3300, G11B 3306

Patent

active

050635549

ABSTRACT:
A magneto-optic disk unit comprises a casing having an opening through which a disk cartridge is inserted into and extracted from the casing, a cartridge holder having an inserting opening for receiving the disk cartridge which is inserted through the opening of the casing, and an erroneous insertion preventing mechanism which is provided on the cartridge holder. The erroneous insertion preventing mechanism comprises an erroneous insertion preventing part which is provided in an inserting path of the disk cartridge and confronts a sloping surface of a magneto-optic disk cartridge which is inserted through the opening of the casing in a correct position for permitting the insertion of only the magneto-optic disk cartridge to a predetermined position within the cartridge holder when the magneto-optic disk cartridge is inserted in the correct position.

REFERENCES:
patent: 2777699 (1957-01-01), Woodruff
patent: 4205853 (1980-06-01), Torrington
patent: 4443872 (1984-04-01), Kirschner
patent: 4731776 (1988-03-01), Ishii
patent: 4736356 (1988-04-01), Konshak
patent: 4800554 (1989-01-01), Yamasaki
patent: 4878139 (1989-10-01), Hasegawa
patent: 4901174 (1990-02-01), Saito

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