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:
Jan. 24, 2012

Filed:

Mar. 16, 2010
Applicant:

Koji Takahashi, Toyokawa, JP;

Inventor:

Koji Takahashi, Toyokawa, JP;

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

In a fixing apparatus including a fixing roller including an elastic layer, a heating roller including a heat source, the heating roller being formed by sequentially layering an elastic layer and a mold release layer on an outer circumferential face of a shaft, a fixing belt wound around the fixing roller and the heating roller, the fixing belt being formed by sequentially layering an elastic layer and a mold release layer on an endless belt type base material layer formed from heat-resistant resin, and a pressurizing roller that is pressed to the fixing roller via the fixing belt, volume resistivity of the base material layer of the fixing belt is in a range of 10Ωcm to 10Ωcm inclusive, volume resistivity of the elastic layer of the fixing belt is in a range of 10Ωcm to 10Ωcm inclusive, volume resistivity of the elastic layer of the fixing roller is in a range of 10Ωcm to 10Ωcm inclusive, and volume resistivity of the elastic layer of the pressurizing roller is in a range of 10Ωcm to 10Ωcm inclusive.


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