Contact charger and image forming apparatus provided with same

Details Contact charger and image forming apparatus provided with same Contact charger and image forming apparatus provided with same

1994-10-25

1996-11-05

Braun, Fred L.

Electrophotography

Image formation

Charging

G03G 1502

Patent

active

055722946

ABSTRACT:
A contact charging device which charges the surface of an electrostatic latent image carrying member rotating at a high speed by contacting a charging member to the surface of the image carrying member. The charging member has a conductive substrate, a conductive elastic layer superimposed over the conductive substrate and having a JIS-A hardness of 30.degree. or greater, and a conductive resin layer superimposed over the conductive elastic layer and having a 10% elongation load of not more than 700 gf on a 1 cm wide section.

REFERENCES:
patent: 4922299 (1990-05-01), Uchimoto et al.
patent: 5089851 (1992-02-01), Tanaka et al.
patent: 5126913 (1992-06-01), Araya et al.
patent: 5140371 (1992-08-01), Ishihara et al.
patent: 5146281 (1992-09-01), Kisu
patent: 5270768 (1993-12-01), Murata
patent: 5363176 (1994-11-01), Ishihara et al.
patent: 5412455 (1995-05-01), Ono et al.

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