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.
Patent No.:
Date of Patent:
Jun. 10, 2003
Filed:
Dec. 14, 2001
Applicant:
Inventors:
Takashi Fujita, Chiba, JP;
Jiro Ishizuka, Ibaraki, JP;
Keisuke Inoue, Nagano, JP;
Shozo Shimada, Miyazaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 1/520 ;
U.S. Cl.
CPC ...
G03G 1/520 ;
Abstract
If heat is deprived from the upper surface of a fixing roller, fixability of a fixing roller is lowered and may cause fixing failure. Furthermore, output recording material vary in glossiness, or there appears unevenness on the recording materials. A fixing apparatus, which is capable of suppressing reduction of a temperature of the surface of a fixing rotary body on the recording materials, is provided for reducing fixability of a fixing roller or fixing failure.