Fixing device for electrophotographic apparatus

Details Fixing device for electrophotographic apparatus Fixing device for electrophotographic apparatus

1996-11-26

2000-11-21

Braun, Fred L.

Electrophotography

Image formation

Fixing

G03G 1520

Patent

active

RE0369624

ABSTRACT:
A fixing device to be used in electrophotographic apparatus for providing a clear fixed image with no offset with use of no oil or the least amount of oil, wherein an endless fixing belt provided with a metal body having a release thin film thereon is stretched between a fixing roller having a elastic surface and a heating roller, a pressing roller is arranged to press the surface of the elastic fixing roller upwardly from the lower side thereof through the fixing belt to form a nip portion between the fixing belt and the pressing roller, a guide plate for unfixed image carrying support member is provided underneath the fixing belt, between the heating roller and the nip portion, to form substantially a linear heating path between the guide plate and the fixing belt, and the metal body of the fixing belt has a heat capacity per cm.sup.2 within a range of 0.001 to 0.02 cal/.degree.C.

REFERENCES:
patent: 5115279 (1992-05-01), Nishikawa et al.
patent: 5149941 (1992-09-01), Hirabayashi et al.
patent: 5162634 (1992-11-01), Kusaka et al.

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