Electrophotographic copying apparatus having a dual cam synchron

Details Electrophotographic copying apparatus having a dual cam synchron Electrophotographic copying apparatus having a dual cam synchron

1975-01-31

1977-05-24

Hix, L. T.

Photocopying

Including fiber optics

271 10, 271116, 271273, 355 14, G03G 1500

Patent

active

040251780

ABSTRACT:
In electrophotographic apparatus of the type wherein a light image is projected upon a sensitized photosensitive sheet carried by a rotary drum to form an electrostatic latent image, the latent image is developed into a visible toner image and the toner image is transfer printed onto a recording paper, means is provided for permitting projection of the light image only when other devices of the apparatus tending to produce shock or vibration are not operated and for feeding the recording paper in exact synchronism with the rotation of the drum.

REFERENCES:
patent: 2693357 (1954-11-01), Davidson
patent: 3062094 (1962-11-01), Mayo
patent: 3090616 (1963-05-01), Eichler et al.
patent: 3148601 (1964-09-01), Trumbull
patent: 3187651 (1965-06-01), Eichorn et al.
patent: 3825249 (1974-07-01), Zimmer

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