Printing – Selective or progressive – Bed and platen machines
Patent
1979-08-08
1981-05-12
Coven, Edward M.
Printing
Selective or progressive
Bed and platen machines
101 9314, B41J 912
Patent
active
042664799
ABSTRACT:
A bi-directional printed circuit motor is coupled to drive at least a pair of one way clutches which selectively actuate one or more utilization devices dependent on the direction of the motor. The utilization devices may, for example, include a print hammer assembly, an inked ribbon and paper driver of a high speed printer in a computer system.
REFERENCES:
patent: 3145581 (1964-08-01), Schrecengost et al.
patent: 3200919 (1965-08-01), Lanigan et al.
patent: 3385213 (1968-05-01), Stephan
patent: 3613857 (1971-10-01), Thevis et al.
patent: 3642049 (1972-02-01), Lynan
patent: 3672297 (1972-06-01), Berglund et al.
patent: 3690249 (1972-09-01), Nihica et al.
patent: 3727734 (1973-04-01), Hansen
patent: 3990361 (1976-11-01), Matsuboru
Cleaver William E.
Coven Edward M.
Farrell Edward M.
Scott Thomas J.
Sperry Corporation
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