Photocopying – Contact printing – Light boxes
Patent
1994-07-19
1996-02-27
Pendegrass, Joan H.
Photocopying
Contact printing
Light boxes
118653, G03G 1508
Patent
active
054953200
ABSTRACT:
A developer stirring device including stirring paths parallel to each other and stirring screws respectively disposed in the stirring paths, in which a delivering element for a developer is provided on one of the stirring screws and a distributing element is provided on the other of the stirring screws so as to allow the developer to circulate through the stirring paths without stagnation, and a developing device for an image forming apparatus using the same.
REFERENCES:
patent: 3943886 (1976-03-01), Vola et al.
patent: 5142333 (1992-08-01), Verbeek et al.
Araki Takamasa
Sakazawa Kazuyoshi
Shimizu Jun
Fujitsu Limited
Pendegrass Joan H.
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