The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 10, 2007

Filed:

Feb. 08, 2005
Applicants:

Shigehiko Haseba, Kanagawa, JP;

Yasuhiro Uehara, Kanagawa, JP;

Inventors:

Shigehiko Haseba, Kanagawa, JP;

Yasuhiro Uehara, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A fixing device includes a pressure roll having elasticity or flexibility which is a driving roller, a heat-resistant endless belt being in contact with the pressure roll to form a nip zone through which a recording medium passes, the heat-resistant endless belt rotating as driven by the pressure roll, a pressing supporting body disposed inside the heat-resistant endless belt and having a flat segment to press the heat-resistant endless belt for making the nip zone nearly flat, a heat source disposed inside the heat-resistant endless belt, the pressing supporting body being arranged between the heat source and the nip zone. Preferably, the heat-resistant endless belt is directly heated by radiant heat from the heat source and heated by thermal conduction through the pressing supporting body.


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