Fixing device having a temperature-uniforming roller

Details Fixing device having a temperature-uniforming roller Fixing device having a temperature-uniforming roller

2009-07-10

2011-11-01

Ngo, Hoang (Department: 2852)

Electrophotography

Image formation

Fixing

C399S328000

Reexamination Certificate

active

08050612

ABSTRACT:
A technique of reducing temperature unevenness in a heating member which heats a heating target member while reducing heat capacity of the heating member in a fixing device for an image forming apparatus is provided. The fixing device has a heating member having diamond fine particles dispersed and contained at least in its surface layer, a pressurizing member which is pressed in contact with the heating member and nips and carries a sheet in collaboration with the heating member, and a heating unit which heats the heating member.

REFERENCES:
patent: 6026273 (2000-02-01), Kinouchi
patent: 7558520 (2009-07-01), Sugawara et al.
patent: 2009/0080954 (2009-03-01), Miyata et al.
patent: 8-278713 (1996-10-01), None
patent: 9-104964 (1997-04-01), None
patent: 2005-183122 (2005-07-01), None
U.S. Appl. No. 11/078,725.

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