Magnetic tape cassette

Details Magnetic tape cassette Magnetic tape cassette

1984-04-20

1986-12-30

Heinz, A. J.

Dynamic magnetic information storage or retrieval

Record medium

In container

360137, 242198, G11B 2302, G11B 1532, G11B 2304, G03B 104

Patent

active

046333541

ABSTRACT:
A Phillips-type magnetic tape cassette capable of use in the applications of an ordinary tape cassette and also in applications for high-density recording where the tape must be pulled out of the cassette for recording and playing. A front opening defined by a single hole is provided in the body of the tape cassette. The front opening has cuts extending to the front of the cassette from slots which define portions of reference holes. A frame member having apertures for receiving the magnetic head and tape guides is detachably engaged with the cassette body in the opening. The frame member has protrusions which, when engaged with the cuts, form the reference holes.

REFERENCES:
patent: 3797779 (1974-05-01), Esashi et al.
patent: 4093967 (1978-06-01), Satou et al.
patent: 4130848 (1978-12-01), Amano et al.
patent: 4185307 (1980-01-01), Sato
IBM Technical Disclosure Bulletin, vol. 10, No. 11, Apr. 1968, pp. 1743-1744, "Tape Cassette", C. J. Rocca.

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