Tape cassette containing run counter disc

Dynamic magnetic information storage or retrieval – Record medium – In container

Patent

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Details

360137, 360 93, 242199, 116309, 235103, G11B 2302, G11B 5008, G11B 1500, G11B 1700

Patent

active

045757780

ABSTRACT:
A tape use counting mechanism in a cassette comprising a numbered disc which is advanced one numbered space for each play cycle by friction drive from a supporting tape reel under control of pawls actuated by a lever contacting the reeled tape.

REFERENCES:
patent: 3604624 (1971-09-01), Miura et al.
patent: 3630170 (1971-12-01), Christe
patent: 3678215 (1972-07-01), Kihara
patent: 3916167 (1975-10-01), Cook
patent: 3995319 (1974-12-01), Harris
patent: 4217614 (1980-08-01), Balson
patent: 4274605 (1981-06-01), Gruber, Jr.
patent: 4466584 (1984-08-01), Chevalier et al.

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