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:
Jan. 27, 2004
Filed:
Jun. 03, 2002
Applicant:
Inventor:
Tomohiro Tamaoki, Ibaraki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 1/520 ;
U.S. Cl.
CPC ...
G03G 1/520 ;
Abstract
The fixing apparatus has a fixing member which is heated by a heating member and for heating and fixing a toner image on a recording material, temperature detecting device for detecting a temperature of the fixing member by absorbing an infrared ray emitted from the fixing member, and controlling device for controlling power-supply to the heating member, based on an output of the temperature detecting device. In the fixing apparatus, an infrared ray emissivity of the fixing member is equal to or lower than an infrared ray emissivity of the toner within a detection range of the temperature detecting device.