Transfer bias voltage controlling apparatus

Details Transfer bias voltage controlling apparatus Transfer bias voltage controlling apparatus

2007-01-29

2010-06-22

Royer, William J (Department: 2852)

Electrophotography

Control of electrophotography process

Having temperature or humidity detection

C399S045000, C399S066000

Reexamination Certificate

active

07742712

ABSTRACT:
In an image forming apparatus for transferring a toner image onto a sheet by applying a transfer bias voltage to the sheet through a transfer member, there is provided a technique of preventing poor transfer from occurring by suitably controlling the transfer bias voltage according to a processing condition.

REFERENCES:
patent: 6389241 (2002-05-01), Cernusak et al.
patent: 7013105 (2006-03-01), Omata
patent: 7095968 (2006-08-01), Akita et al.
patent: 2007/0206970 (2007-09-01), Izumi et al.
patent: 11-271037 (1999-10-01), None
patent: 2003-302208 (2003-10-01), None

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