Image heating apparatus regulating shift of endless fixing film

Details Image heating apparatus regulating shift of endless fixing film Image heating apparatus regulating shift of endless fixing film

1992-07-16

1993-10-26

Reynolds, Bruce A.

Photocopying

Contact printing

Light boxes

355285, 219216, G03G 1520, H05B 100

Patent

active

052570789

ABSTRACT:
An image heating apparatus comprises a heating body, an endless film moving together with a recording sheet, a pressurizing member cooperating with the heating body to form a nip therebetween with the interposition of the endless film and a regulating member for regulating an edge of the endless film, and wherein an image on the recording sheet is heated by heat from the heating body via the endless film and the regulating member has a regulating surface at a downstream side of the nip in such a manner that a distance of the regulating surface and the endless film is gradually decreased toward the downstream side in a film moving direction. Whereby, the shift of the endless film is effectively regulated without damaging the endless film.

REFERENCES:
patent: 5027160 (1991-06-01), Okada et al.
patent: 5119143 (1992-06-01), Shimura
patent: 5148226 (1992-09-01), Setoriyama et al.
patent: 5149941 (1992-09-01), Hirabayashi et al.
patent: 5153655 (1992-10-01), Suzuki et al.
patent: 5196895 (1993-03-01), Setoriyama et al.

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