Magnetic tape cassette

Details Magnetic tape cassette Magnetic tape cassette

1988-03-31

1989-09-26

Werner, David

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

411452, 411455, 411501, 411510, 220 4B, G11B 23113, F16B 1508

Patent

active

048694401

ABSTRACT:
The upper and lower cassette parts of a magnetic tape cassette are connected to each other by means of non-releasable fixtures, wherein a synthetic material bolt is introduced into at least one of the holes provided for screw connections according to the prior art. The bolt is provided with longitudinal ribs (8) or with an inner bore (9) or possesses a thread-like or saw tooth-like track (11) in the manner of a dowel (FIGS. 3a-3c).

REFERENCES:
patent: 340692 (1886-04-01), Bailey
patent: 2780128 (1957-02-01), Rapata
patent: 4097168 (1978-06-01), Pagel
patent: 4285265 (1981-08-01), Rieper
patent: 4349166 (1982-09-01), Tanaka et al.
patent: 4453634 (1984-06-01), Blumenthal
patent: 4566653 (1986-01-01), Bettinger et al.

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