Charge roller system for an electrophotographic copier

Details Charge roller system for an electrophotographic copier Charge roller system for an electrophotographic copier

1980-08-27

1982-01-05

Miller, J. D.

Electricity: electrical systems and devices

Electric charging of objects or materials

355 3CH, G03G 15044

Patent

active

043097375

ABSTRACT:
A charge roller unit for an electrophotographic copier which has a construction that results in a substantially constant charge being imparted to a photoconductive surface independently of ambient temperatures. The constant charge is achieved through the provision of an underlying metallic support having a curvilinear surface such that the overlying conductive rubber material has a variable thickness.

REFERENCES:
patent: 2863063 (1955-11-01), Schulze
patent: 3778690 (1973-12-01), Rothacker et al.
patent: 4049343 (1977-09-01), Hermanson
patent: 4127905 (1979-10-01), Metcalfe et al.

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