Hub lock for video cassette

Details Hub lock for video cassette Hub lock for video cassette

1992-06-12

1993-06-15

Stodola, Daniel P.

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

G11B 23087

Patent

active

052191303

ABSTRACT:
A reel-locking device for a video cassette. One or more stationary teeth are positioned to engage corresponding teeth on the perimeter of the video cassette tape reel. When the video cassette is inserted into a recorder, the recorder causes the reel to be raised above the effective height of the stationary tooth to disengage the reel from the tooth and permit rotation thereof.

REFERENCES:
patent: 4309002 (1982-01-01), Saitou et al.
patent: 4512534 (1985-04-01), Coy, Jr. et al.
patent: 4638393 (1987-01-01), Oishi et al.
patent: 4728056 (1988-03-01), Onmori et al.
VHS Video Cassette System Standard, Compact Video Cassette FIGS. 2.2 and 7, May 1982.

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