Winding – tensioning – or guiding – Strand tensioning device – Tortuous course
Patent
1983-10-13
1986-06-10
Hornsby, Harvey C.
Winding, tensioning, or guiding
Strand tensioning device
Tortuous course
29416, G11B 2310
Patent
active
045938687
ABSTRACT:
A reel spring for a magnetic tape cassette is made of a resilient sheet metal into a diamond-like configuration in which a pair of portions which are asymmetrical with reference to two central axial line perpendicularly crossing and are symmetrical with reference to the crossing point are removed.
REFERENCES:
patent: 1639593 (1927-08-01), Dean
patent: 3037271 (1962-06-01), Schilberg
patent: 3164038 (1965-01-01), Ahlbin
patent: 4128216 (1978-12-01), Hioki
Sato Takateru
Shiba Haruo
Hornsby Harvey C.
TDK Electronics Company Ltd.
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