Typewriting machines – Including interposed inking device for record-medium – Package for ribbon facilitating mounting of ribbon on...
Patent
1985-04-22
1986-12-16
Pearson, Charles
Typewriting machines
Including interposed inking device for record-medium
Package for ribbon facilitating mounting of ribbon on...
400223, B41J 3528
Patent
active
046293469
ABSTRACT:
A printer ribbon cassette of the type employing two ribbon spools. In this one, the ribbon is driven by a belt engaging the spools and, in turn, the belt is engaged by both of two alternately driven drive rollers and wherein each drive roller, when it is driven, effects removal or unwinding of ribbon from the spool with which it is directly associated.
REFERENCES:
patent: 3942743 (1976-03-01), Jinsenji
patent: 4264223 (1981-04-01), Bemis et al.
patent: 4496255 (1985-01-01), Meintrup et al.
patent: 4528572 (1985-07-01), Sasaki et al.
Pearson Charles
Phillips C. A.
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