Photocopying – Contact printing – Light boxes
Patent
1991-05-10
1993-01-26
Grimley, A. T.
Photocopying
Contact printing
Light boxes
355208, 355315, 355326, 361214, G03G 1514
Patent
active
051826038
ABSTRACT:
A separation charger is acts on a transfer sheet after an image is transferred onto the sheet for a predetermined number of times at an ouput corresponding to the number of times the image is transferred onto the transfer sheet of a transfer drum. An image forming apparatus forms a high quality image by correcting the ouput of the transfer charger and seperation charger based on the humidity and type of copy sheet detected.
REFERENCES:
patent: 3729311 (1973-04-01), Langdon
patent: 3877416 (1975-04-01), Donohue et al.
patent: 4134147 (1979-01-01), Watanabe
patent: 4162843 (1979-07-01), Inoue et al.
patent: 4676627 (1987-06-01), Ohno
patent: 4771318 (1988-09-01), Noguchi et al.
patent: 4816871 (1989-03-01), Oushiden et al.
patent: 4912515 (1990-03-01), Amemiya et al.
Grimley A. T.
Minolta Camera Kabushiki Kaisha
Ramirez Nestor R.
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