Fixing apparatus and image processing apparatus

Details Fixing apparatus and image processing apparatus Fixing apparatus and image processing apparatus

2007-04-17

2009-06-09

Tran, Hoan H (Department: 2852)

Electrophotography

Control of electrophotography process

Control of fixing

C399S328000

Reexamination Certificate

active

07546051

ABSTRACT:
A fixing apparatus according to an embodiment of the invention includes a heating roller for providing heat to a developer holding medium holding a developer image, a pressurizing roller which comes in contact with the heating roller, a heater having heating members for heating the heating roller, a non-contact temperature detector which includes a non-contact temperature detection element for detecting a first temperature of the heating roller in an area between a position heated by the heater and a position to contact the pressurizing roller with heating the heater, from detection positions in the longitudinal direction of the heating roller, and a detection range adjustment member which is placed between the non-contact temperature detection element and the heating roller, and has openings to set a detection range wider for far detection positions, compared with a range for near detection positions.

REFERENCES:
patent: 7079781 (2006-07-01), Suzuki et al.
patent: 7245866 (2007-07-01), Frohlich
patent: 7477855 (2009-01-01), Chae et al.
patent: 2000-259034 (2000-09-01), None
patent: 2001-265156 (2001-09-01), None
patent: 2003-066761 (2003-03-01), None

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