Fixing device and image forming device

Details Fixing device and image forming device Fixing device and image forming device

2009-05-29

2011-12-27

Tran, Hoan (Department: 2884)

Electrophotography

Control of electrophotography process

Responsive to copy media characteristic

C399S067000, C399S069000

Reexamination Certificate

active

08086121

ABSTRACT:
A fixing device comprise an endless fixing belt; a first heater that heats a first predetermined section of the fixing belt, a second heater that heats a second predetermined section of the fixing belt, a switch that determines whether or not the second predetermined section of the fixing belt is heated by the second heater, a controller controls a switching operation of the switch according to a size of a medium on which an image is fixed by the fixing belt, and a temperature controller that reduces a heating temperature of the first heater when the second predetermined section of the fixing belt is heated by the second heater.

REFERENCES:
patent: 7664416 (2010-02-01), Watabe
patent: 7920802 (2011-04-01), Minagawa
patent: A-H04-217286 (1992-08-01), None
patent: A-2001-201978 (2001-07-01), None
patent: A-2006-227487 (2006-08-01), None
patent: 2007-322888 (2007-12-01), None

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