Developing apparatus

Details Developing apparatus Developing apparatus

1981-10-02

1983-12-27

Braun, Fred L.

Photocopying

Including fiber optics

118657, 118661, G03G 1509

Patent

active

044227493

ABSTRACT:
A developing apparatus has developer conveying member for feeding developer to an electrostatic latent image bearing surface of an image formation apparatus. A high resistance layer is formed at the side of the developer conveying member facing an electrostatic latent image. A medium resistance layer is formed on the surface of the high resistance layer to provide self-bias effects and to allow developing without background fog.

REFERENCES:
patent: 3203394 (1965-08-01), Hope et al.
patent: 3645770 (1972-02-01), Flint
patent: 3666363 (1972-05-01), Tanaka et al.
patent: 3739748 (1973-06-01), Rittler et al.
patent: 3863603 (1975-02-01), Buckley et al.
patent: 3950089 (1976-04-01), Fraser et al.
patent: 4071361 (1978-01-01), Marushima
patent: 4081571 (1978-03-01), Nishihama et al.
patent: 4292387 (1981-09-01), Kanbe et al.
patent: 4334772 (1982-06-01), Suzuki

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