Image forming apparatus with contact transfer member

Details Image forming apparatus with contact transfer member Image forming apparatus with contact transfer member

1993-07-14

1995-04-11

Beatty, Robert B.

Photocopying

Contact printing

Light boxes

355277, G03G 1500

Patent

active

054063604

ABSTRACT:
The present invention provides an image forming apparatus with an image bearing member, an image forming device for forming a toner image on the image bearing member, and a transfer device adapted to transfer the toner image onto a transfer material at a transfer station and capable of contacting with a surface of the transfer material opposite to the image bearing member. A combined pressure force of the transfer material and transfer device against the image bearing member during a transferring operation is selected to be 0.2-8 grams per 1 cm in a longitudinal direction of the transfer device.

REFERENCES:
patent: 4380385 (1983-04-01), Ozaki et al.
patent: 4719489 (1988-01-01), Ohkubo et al.
patent: 4910558 (1990-03-01), Giezeman et al.
patent: 5038178 (1991-08-01), Hosoya et al.
patent: 5159393 (1992-10-01), Hiroshima et al.
patent: 5172172 (1992-12-01), Amemiya et al.
patent: 5182604 (1993-01-01), Asai
patent: 5233395 (1993-08-01), Kohyama

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