Photocopying – Contact printing – Light boxes
Patent
1992-07-24
1993-11-02
Braun, Fred L.
Photocopying
Contact printing
Light boxes
355326R, G03G 1501, G03G 1508
Patent
active
052588130
ABSTRACT:
A developing device incorporated in a multicolor image forming apparatus for developing electrostatic latent images sequentially formed on a single image carrier by powdery toners of different colors stored in respective developing units which are arranged around the image carrier. The average particle size of toner sequentially increases from one of the developing units located at the most upstream side with respect to the moving direction of the image carrier toward the developing unit located at the most downstream side.
REFERENCES:
patent: 5030996 (1991-07-01), Tajima et al.
patent: 5083164 (1992-01-01), Kamath et al.
Murayama Hisao
Nakahara Tomotoshi
Braun Fred L.
Ricoh & Company, Ltd.
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