Control device for an attraction roller

Details Control device for an attraction roller Control device for an attraction roller

1996-10-10

1998-06-02

Ramirez, Nestor

Electrophotography

Control of electrophotography process

Control of transfer

399302, G03G 2100

Patent

active

057615713

ABSTRACT:
An image forming apparatus has an image bearing member, a transfer material bearing member for bearing a transfer material onto which an image can be transferred from the image bearing member, an attract member for electrostatically attracting the transfer material to the transfer material bearing member, and a constant voltage control for effecting constant voltage control of the attract member with predetermined voltage. The total impedance of an attract circuit including the attract member and the constant voltage control means is 10.sup.6 .OMEGA. to 10.sup.10 .OMEGA..

REFERENCES:
patent: 5214480 (1993-05-01), Aoki et al.
patent: 5249023 (1993-09-01), Miyashiro et al.
patent: 5287144 (1994-02-01), Takeda
patent: 5287163 (1994-02-01), Miyashiro et al.
patent: 5508796 (1996-04-01), Sasame et al.
patent: 5539507 (1996-07-01), Miyashiro et al.
patent: 5659842 (1997-08-01), Hasegawa et al.

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