Electrophotography – Control of electrophotography process – Control of fixing
Reexamination Certificate
2006-09-12
2010-06-22
Gray, David M (Department: 2852)
Electrophotography
Control of electrophotography process
Control of fixing
C399S045000, C399S322000, C399S400000
Reexamination Certificate
active
07742714
ABSTRACT:
An image forming apparatus, an image fixing apparatus, and an image fixing method that fix a toner image onto an recording medium in an electrophotographic process capable of effectively controlling an image fixing temperature. In one example, when a narrower recording medium, narrower than a maximum allowable size, is continuously fed at an image fixing temperature, a gap between the conveyed recording mediums is controlled to be longer than a default gap corresponding to a wider recording medium in a feeding direction to avoid an increase of the temperature of the ends of the fixing member in the longitudinal direction, to thereby maintain an allowable temperature limit.
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Seo Hiroshi
Shinshi Akira
Gray David M
Labombaard Ruth N
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Ricoh & Company, Ltd.
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