Image forming apparatus having transfer roller and separation br

Details Image forming apparatus having transfer roller and separation br Image forming apparatus having transfer roller and separation br

1994-09-12

1997-05-27

Brase, Sandra L.

Electrophotography

Image formation

Transfer

399 44, 399 66, G03G 1516

Patent

active

056337035

ABSTRACT:
An image forming apparatus has a photoreceptor which has a radius of curvature of more than 35 mm at a transfer position or a separation position, a transfer roller provided at the transfer position where the transfer roller faces the photoreceptor, a transfer power supply source to supply a predetermined DC bias current onto the transfer roller, a conductive brush-shaped separation device provided at the separation position where the separation device faces the photoreceptor, and a separation power supply source to supply a variable DC bias voltage onto the separation device.

REFERENCES:
patent: 5070369 (1991-12-01), Mahoney et al.
patent: 5083167 (1992-01-01), Fukushima et al.
patent: 5128717 (1992-07-01), Uchikawa et al.
patent: 5130752 (1992-07-01), Morishita et al.
patent: 5146285 (1992-09-01), Kikuchi et al.
patent: 5317371 (1994-05-01), Monma et al.
patent: 5379099 (1995-01-01), Senba et al.

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