Developing device using magnetic developer

Details Developing device using magnetic developer Developing device using magnetic developer

1979-12-28

1983-07-05

Braun, Fred L.

Photocopying

Including fiber optics

118657, 118658, G03G 1509

Patent

active

043915124

ABSTRACT:
A developing device having a developer holding member provided in confrontation to a latent image bearing member and a doctor blade which feeds magnetic developer onto the developer holding member and regulates a layer thickness of the magnetic developer fed onto the developer holding member, wherein the developer thickness regulating doctor blade is in such a configuration that it may converge magnetic lines of force from the magnetic pole provided on the rear surface of the developer holding member and from the other magnetic pole provided in contiguity to the developer holding member surface opposite to the first-mentioned magnetic pole.

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