Photocopying – Contact printing – Light boxes
Patent
1994-06-16
1995-08-15
Moses, R. L.
Photocopying
Contact printing
Light boxes
355326R, 355300, 355301, 118652, G03G 2110
Patent
active
054424305
ABSTRACT:
A color image forming apparatus and a cleaning device therefor are disclosed. Toner of different colors left on a photoconductive element image transfer are sequentially collected by respective cleaning units. A recycling mechanism, including conveyor screws, returns the collected toners from the cleaning units to corresponding developing units for reuse.
REFERENCES:
patent: 4894688 (1990-01-01), Taniguchi et al.
patent: 5036369 (1991-07-01), Toda et al.
patent: 5081505 (1992-01-01), Ziegelmuller et al.
patent: 5264904 (1993-11-01), Audi et al.
patent: 5272510 (1993-12-01), Reese
patent: 5289241 (1994-02-01), Sugiyama et al.
Ishii Yoshiko
Kai Tsukuru
Yoshiki Shigeru
Moses R. L.
Ricoh & Company, Ltd.
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