Image forming apparatus having transfer voltage timing control

Details Image forming apparatus having transfer voltage timing control Image forming apparatus having transfer voltage timing control

1995-03-10

1996-04-02

Brase, Sandra L.

Photocopying

Contact printing

Light boxes

355271, 355277, 355309, 355311, G03G 1516

Patent

active

055045650

ABSTRACT:
An image forming apparatus includes an image bearing member for bearing a toner image; and a transferring member for forming a nip in cooperation with the image bearing member for transferring the toner image from the image bearing member to a recording material, in the nip, wherein a voltage having a polarity opposite from a polarity; normal toner is applied to the transferring member to transfer the toner image to the recording material; wherein the between start of the voltage application to the transferring member and the arrival of the leading end of the recording material at the nip is controlled on the basis of a type of the recording material.

REFERENCES:
patent: 4958194 (1990-09-01), Kaieda et al.
patent: 5099287 (1992-03-01), Sato
patent: 5150165 (1992-09-01), Asai
patent: 5194902 (1993-03-01), Kamimura et al.
patent: 5253022 (1993-10-01), Takeuchi et al.
patent: 5438399 (1995-08-01), Asai
patent: 5455664 (1995-10-01), Ito et al.

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