Winding – tensioning – or guiding – Strand tensioning device – Tortuous course
Patent
1979-07-23
1981-05-19
Christian, Leonard D.
Winding, tensioning, or guiding
Strand tensioning device
Tortuous course
G03B 104, G11B 1532
Patent
active
042679869
ABSTRACT:
A magnetic tape cassette comprises a metallic intermediate frame having upper and under flat surfaces in parallel and providing a space large enough to hold a reel of magnetic tape, and a top plate and a bottom plate, both of which are plastic moldings in the form of substantially flat plates fastened together with the intermediate frame along the flat surfaces. The intermediate frame and the both plate have aligning and matching means for precise engagement with one another.
REFERENCES:
patent: 3235264 (1966-02-01), Mikrut
patent: 3348786 (1967-10-01), Miller et al.
patent: 3910692 (1975-10-01), Scibilia
patent: 4006493 (1977-02-01), Gerry
patent: 4166593 (1979-09-01), Milants
Hashimoto Hidehisa
Hatakeyama Shunzo
Uemura Noboru
Christian Leonard D.
TDK Electronics Co. Ltd.
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