Electrostatic photographic copying apparatus

Details Electrostatic photographic copying apparatus Electrostatic photographic copying apparatus

1973-11-26

1977-03-15

Hix, L. T.

Photocopying

Including fiber optics

355 14, 355 51, G03G 1530

Patent

active

040121380

ABSTRACT:
An electrostatic photographic copying apparatus wherein the image-forming device, the optical device, the transfer device and the transfer paper transferring device are controlled according to the rotation of the rotary drum so that one cycle of the copying operation is completed while the rotating drum, equipped with a photosensitive element on which to form an image, is rotated through two turns. Substantially the entire surface of the rotary drum can be utilized as an image-forming area by rotating the rotary drum through two turns in one cycle of the copying operation.

REFERENCES:
patent: 3399610 (1968-09-01), Eichorn
patent: 3554640 (1971-01-01), Hoskins
patent: 3647293 (1972-03-01), Queener
patent: 3697169 (1972-10-01), Maksymiak et al.
patent: 3751158 (1973-08-01), Komori
patent: 3819261 (1974-06-01), Ogawa

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