Electrophotographic device with light quantity control

Details Electrophotographic device with light quantity control Electrophotographic device with light quantity control

1980-05-09

1983-03-01

Rubinson, G. Z.

Photocopying

Projection printing and copying cameras

Combined with or convertible to a contact printer

G03G 1504

Patent

active

043753280

ABSTRACT:
An electrophotographic device constructed with a light irradiating device to irradiate light on a photosensitive member, a charging device to uniformly charge the photosensitive member after the light irradiation by the light irradiating device; a light image projecting device to project a light image after the charging by the charging device to thereby form an electrostatic latent image corresponding to the light image on the photosensitive member, a developing device to develop the electrostatic latent image, and a control device to vary the irradiated light quantity by the light irradiating device and the exposure light quantity by the light image projecting device in accordance with a potential state of the photosensitive member at the time of the latent image formation.

REFERENCES:
patent: 3738242 (1973-06-01), Lee et al.
patent: 3749488 (1973-07-01), DeLorme
patent: 4105324 (1978-08-01), Seil
patent: 4136945 (1979-01-01), Stephens

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