Magnetic recording tape cassette

Winding – tensioning – or guiding – Strand tensioning device – Tortuous course

Patent

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Details

G11B 2310

Patent

active

042328411

ABSTRACT:
The present invention is directed to a magnetic recording tape cassette having a bottom case and a top case, both of the cases being assembled and fastened together by means of screws threadingly engaged in holes provided in each of the bosses disposed on the front corners of the bottom case. The respective bosses on the bottom case are provided with at least one rib extending therefrom with a predetermined width and length, thereby reinforcing the bosses.

REFERENCES:
patent: 3912194 (1975-10-01), Chan
patent: 4011592 (1977-03-01), Kawada
patent: 4076186 (1978-02-01), Oishi et al.

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