Photocopying – Contact printing – Light boxes
Patent
1991-05-20
1993-11-23
Picard, Leo P.
Photocopying
Contact printing
Light boxes
1525652, 355301, G03G 2100
Patent
active
052649032
ABSTRACT:
A cleaning unit for use in an image-formation apparatus including a photoconductor, provided with a cleaning member which can be brought into contact with the surface of the photoconductor and is made of an activated carbon fiber as the main component.
REFERENCES:
patent: 3768902 (1973-10-01), Van Dorn
patent: 4319831 (1982-03-01), Matsui et al.
patent: 4673284 (1987-06-01), Matsumoto et al.
patent: 4706320 (1987-11-01), Swift
Kojima Narihito
Nagame Hiroshi
Horgan Christopher
Picard Leo P.
Ricoh & Company, Ltd.
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