Fixing apparatus

Details Fixing apparatus Fixing apparatus

2007-08-01

2008-11-25

Gray, David M (Department: 2852)

Electrophotography

Control of electrophotography process

Having temperature or humidity detection

C399S070000

Reexamination Certificate

active

07457551

ABSTRACT:
A fixing unit adapted to fix a developing agent onto an image forming medium by way of a heat roller containing a heater and a press roller conducts a warming up operation for the optimum warming up time as determined based on the temperature and the humidity of ambient air detected by a temperature/humidity sensor.

REFERENCES:
patent: 5138379 (1992-08-01), Kanazashi
patent: 5515152 (1996-05-01), Kuo
patent: 5771421 (1998-06-01), Kim
patent: 6768882 (2004-07-01), Omoto et al.
patent: 7177560 (2007-02-01), Fujisawa
patent: 5-35148 (1993-02-01), None

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