Fixing device

Details Fixing device Fixing device

1999-09-27

2000-11-07

Chen, Sophia S.

Electrophotography

Image formation

Fixing

219216, 219469, 399333, G03G 1520

Patent

active

061448338

ABSTRACT:
A fixing device has first and second rollers respectively formed of a metallic cylindrical body provided with an elastic member. The rollers are abutted against each other so that the elastic members contact each other. The fixing device further has a heater for heating at least one of the rollers and a driver for rotating at least one of the rollers so that a transfer sheet passes through contact portion of the rollers. Roller hardness of the first roller is smaller than that of the second roller, and density of cross-link of the elastic member of the first roller is lower than that of the elastic member of the second roller.

REFERENCES:
patent: Re33770 (1991-12-01), Torino et al.
patent: 4842944 (1989-06-01), Kuge et al.
patent: 5157445 (1992-10-01), Shoji et al.
patent: 5289246 (1994-02-01), Menjo
patent: 5315359 (1994-05-01), Nishikawa
patent: 5481349 (1996-01-01), Satoh et al.
patent: 5570171 (1996-10-01), Kusumoto et al.

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