Electrophotography – Image formation – Fixing
Reexamination Certificate
2007-04-03
2007-04-03
Gray, David M. (Department: 2852)
Electrophotography
Image formation
Fixing
C399S330000, C399S331000
Reexamination Certificate
active
11452204
ABSTRACT:
An image heating apparatus comprising first and second belts for forming a nip for heating an image on a recording material; a first pressing pad for pressing the first belt at the nip; a first roller, provided spaced from the first pressing pad with a gap therebetween, for pressing the first belt at the nip; a second pressing pad, provided opposed to the first pressing pad, for pressing the second belt at the nip; a second roller, provided opposed to the first roller and contacted to the second pressing pad, for pressing the second belt at the nip, the second roller having a friction coefficient which is smaller than that of the first roller.
REFERENCES:
patent: 6583393 (2003-06-01), Ota
patent: 7024145 (2006-04-01), Aruga et al.
patent: 2004/0161271 (2004-08-01), Tanino et al.
patent: 2005/0047838 (2005-03-01), Uehara et al.
patent: 2005/0220507 (2005-10-01), Uehara et al.
patent: 2004-341346 (2004-12-01), None
Hasegawa Kazuhiro
Hayashi Yasuhiro
Matsuura Daigo
Nakamoto Ikuo
Takada Shigeaki
Evans Geoffrey T
Gray David M.
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