Apparatus for heating an image formed on a recording material

Details Apparatus for heating an image formed on a recording material Apparatus for heating an image formed on a recording material

2011-05-31

2011-05-31

Gray, David M (Department: 2852)

Electrophotography

Image formation

Fixing

C399S329000

Reexamination Certificate

active

07953359

ABSTRACT:
An image heating apparatus for heating an image formed on a recording material, including a heating unit having a heater and a flexible sleeve to be rotated in contact with the heater; an elastic roller for constituting a nip portion, in cooperation with the heater and through the flexible sleeve, for heating the recording material under pinching and conveying; and a frame having a roller supporting portion for supporting the heating unit and the elastic roller; wherein the frame has a guide portion for mounting the heating unit on the frame; and the roller supporting portion of the frame is positioned, in a conveying direction of the recording material, in a downstream position of an imaginary line passing through a center of the guide portion.

REFERENCES:
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patent: 5860052 (1999-01-01), Ohtsuka et al.
patent: 6944420 (2005-09-01), Kanamori et al.
patent: 2003/0206756 (2003-11-01), Kanamori et al.
patent: 2005/0036809 (2005-02-01), Fukita et al.
patent: 2006/0067751 (2006-03-01), Gilmore
patent: 1453666 (2003-11-01), None
patent: 2001-27858 (2001-01-01), None
Notification of First Office Action issued on Jan. 4, 2008, in Chinese Patent Application No. 2005101318563, including an English-language translation.

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