Electrophotographic copying method

Details Electrophotographic copying method Electrophotographic copying method

1985-05-23

1987-02-17

Grimley, A. T.

Photocopying

Including fiber optics

G03G 1500

Patent

active

046435590

ABSTRACT:
There is disclosed an electrophotographic copying method applicable to an electrophotographic copying machine providing a photo-sensitive drum (hereinafter referred to as a first drum) and a drum capable of being brought into contact with or being separated from the first drum on the surface of which an insulation film is formed (hereinafter referred to as a second drum).
According to the present method, a latent image formed on the first drum is developed and, thereafter, the toner image transferred to the second drum first. The image transferred to the second drum is used to reproduce a second latent image on the first drum to obtain a copy therefrom.

REFERENCES:
patent: 4352549 (1982-10-01), Ozawa
patent: 4380383 (1983-04-01), Daintrey et al.

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