Photocopying – Contact printing – Light boxes
Patent
1989-11-29
1991-03-26
Grimley, A. T.
Photocopying
Contact printing
Light boxes
118652, 355301, 430125, G03G 2100
Patent
active
050033549
ABSTRACT:
A method of removing a film from a photoconductive element of a color copier or similar image forming apparatus. At a suitable time when an image forming mode operation for forming a toner image on the photoconductive element is not under way, an amount of cleaning agent great enough to scrape a film off the photoconductive element is transported to a region between the photoconductive element and a cleaning sleeve. Subsequently, the amount of cleaning agent to be transported to such a region is reduced. This sequence of steps is repeated a plurality of times.
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patent: 4258115 (1981-03-01), Magome et al.
patent: 4350750 (1982-04-01), Suzuki et al.
patent: 4380388 (1983-04-01), Moran et al.
patent: 4420242 (1983-12-01), Yamashita
patent: 4754304 (1988-06-01), Ohashi et al.
Imai Chikara
Koinuma Nobuyuki
Sawai Yuji
Sugihara Kazuyuki
Takamiya Yoshio
Dang Thu Anh
Grimley A. T.
Ricoh & Company, Ltd.
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