Disposable, snap-in-type ribbon cassette having a resilient ribb

Details Disposable, snap-in-type ribbon cassette having a resilient ribb Disposable, snap-in-type ribbon cassette having a resilient ribb

1981-12-21

1983-09-27

Wright, Jr., Ernest T.

Typewriting machines

Including interposed inking device for record-medium

Package for ribbon facilitating mounting of ribbon on...

400234, 400242, 400248, 400249, B41J 3314

Patent

active

044065531

ABSTRACT:
A cassette for storing a ribbon having a top portion and a bottom portion. The top portion has a front area having a print station area thereat and a rear area, and also has a first resilient arm having one end extending from the front area to the rear area and also having a free end. A ribbon supply reel is rotatably supported on the first arm and the top portion also has a second resilient arm formed therewith having a free end which engages the rim of the supply reel to form a drag thereon. The ribbon from the supply reel passes around the free end of the first arm, around a ribbon usage sensor, to the print station and is withdrawn back into the cassette by a take up reel located underneath the supply reel, with the take-up reel driven by a spindle.

REFERENCES:
patent: 1933562 (1933-11-01), Michel
patent: 2810574 (1957-10-01), Daniel
patent: 3718301 (1973-02-01), Morton
patent: 3822835 (1974-07-01), Shore
patent: 3921935 (1975-11-01), Springsits
patent: 3995731 (1976-12-01), Miller et al.
patent: 4091913 (1978-05-01), Ku et al.
patent: 4279390 (1981-07-01), Wo et al.

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