Image forming apparatus

Details Image forming apparatus Image forming apparatus

1983-08-19

1986-05-20

Braun, Fred L.

Photocopying

Including fiber optics

G03G 1504

Patent

active

045897603

ABSTRACT:
An image forming apparatus is provided with spring clutches designed to transmit a driving force to a chain by being selectively actuated, whereby a document table is allowed to move at first or second speeds in accordance with the travel of the chain. The image forming apparatus has a microcomputer or controller for controlling first and second spring clutches through solenoids. The controller is provided for changing from the first speed to the second speed, while ensuring that the first spring clutch remains actuated for a predetermined time after the second spring clutch has been actuated.

REFERENCES:
patent: 3512886 (1970-05-01), Wirley et al.
patent: 4183660 (1980-01-01), Bujese
patent: 4256399 (1981-03-01), Ikeda
patent: 4270857 (1981-06-01), Komori et al.
patent: 4344696 (1982-08-01), Murata et al.
Patent Office Action (German) dated Oct. 5, 1984-S.N. P 33 31 455.1-51--applicant Tokyo Shibaura Denki K.K. (with translation).

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