Image heating apparatus with adjusted feeding force to sheet...

Details Image heating apparatus with adjusted feeding force to sheet... Image heating apparatus with adjusted feeding force to sheet...

2006-05-01

2008-11-04

Gleitz, Ryan (Department: 2852)

Electrophotography

Image formation

Fixing

Reexamination Certificate

active

07447474

ABSTRACT:
An image heating apparatus includes a heating rotatable member for forming a nip and heating an image on a recording material at the nip; an endless belt cooperative with the heating rotatable member to form the nip; and a pressing roller for pressing the belt toward the heating rotatable member at the nip, the roller having a diameter which is larger at an axially central portion thereof than at opposite end portions thereof and having a friction coefficient which is smaller at the axially central portion than at the opposite end portions.

REFERENCES:
patent: 3976370 (1976-08-01), Goel et al.
patent: 2005/0276624 (2005-12-01), Fujino
patent: 2007/0059059 (2007-03-01), Fujino
patent: 10-228199 (1998-08-01), None
patent: 2000293058 (2000-10-01), None
patent: 2001-201979 (2001-07-01), None
patent: 2004226819 (2004-08-01), None

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