Image forming apparatus

Details Image forming apparatus Image forming apparatus

2009-09-09

2011-11-29

Walsh, Ryan (Department: 2852)

Electrophotography

Control of electrophotography process

Control of fixing

C399S021000, C399S033000, C399S328000, C399S331000

Reexamination Certificate

active

08068757

ABSTRACT:
In an image forming apparatus including a fixing portion in which a fixing nip portion is defined between a heater and a pressure roller via an endless belt, a pressure setting portion, which sets a pressure to be exerted on the fixing nip portion, sets a first pressure during fixing, sets a second pressure lower than the first pressure when the apparatus is not used, and sets a third pressure lower than the first pressure and higher than the second pressure when a recording material is jammed.

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