Electrophotography – Image formation – Fixing
Patent
1998-01-30
1999-11-16
Brase, Sandra
Electrophotography
Image formation
Fixing
399322, 399325, G03G 1520
Patent
active
059872942
ABSTRACT:
A fixing apparatus including a heat roller having a heat source therein; and first and second pressing rollers arranged to be pressed sequentially against the heat roller beginning with a more upstream pressing roller in a direction of rotation of the heat roller, wherein when the hardness of the heat roller is Hh, the hardness of the first pressing roller is Hp1 and the ratio of the hardness of the two rollers satisfies Hr1=Hh/Hp1, the heat roller and the first pressing roller are structured in such a manner that the following condition is satisfied: Hr1.gtoreq.1.5.
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Fujisawa Kazutoshi
Koga Yoshiro
Okumura Naoyuki
Shiraki Takayuki
Tanaka Hiroshi
Brase Sandra
Chen Sophia S.
Seiko Epson Corporation
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