Image heating apparatus

Details Image heating apparatus Image heating apparatus

2007-05-18

2008-09-30

Gray, David M. (Department: 2852)

Electrophotography

Image formation

Fixing

C399S333000

Reexamination Certificate

active

07430392

ABSTRACT:
An image heating apparatus includes a heating rotatable member for heating an image on a recording material in a nip; a nip forming member for cooperating with said heating rotatable member to form the nip; a rubbing rotatable member having a rubbing material for rubbing said heating rotatable member; the following is satisfied:in-line-formulae description="In-line Formulae" end="lead"?7×10−3≦(P/πHtan θ) (|V−v|/V)≦68×10−3in-line-formulae description="In-line Formulae" end="tail"?whereP: load [N] by said rubbing member to said heating rotatable member,V: peripheral speed of said heating rotatable member [mm/sec],v: peripheral speed [mm/sec] the of said rubbing member,h: microhardness [GPa] of said heating rotatable member, andθ: a half-apex-angle [°] of said rubbing material.

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