Developing roller having another coating of fine particles

Details Developing roller having another coating of fine particles Developing roller having another coating of fine particles

1997-04-16

1999-01-19

Royer, William

Electrophotography

Image formation

Development

492 25, 492 28, G03G 1508

Patent

active

058624449

ABSTRACT:
A development system that contains a developer carrier for carrying a developer on the surface thereof to a development region opposite to an image bearing body, and a regulating member biased into contact with the surface of the developer carrier by a predetermined pressure for regulating an amount of developer carried by a developer transport member. The developer carrier has a surface coated with fine particles with an average particles size of between 3 and 30 .mu.m which are bonded with the surface.

REFERENCES:
patent: 4564285 (1986-01-01), Yasuda et al.
patent: 4989044 (1991-01-01), Nishimura et al.
patent: 5563690 (1996-10-01), Hasegawa et al.

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