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:
Jul. 09, 1996
Filed:
Jul. 28, 1995
Yasumasa Ohtsuka, Yokohama, JP;
Shunji Nakamura, Yokohama, JP;
Takashi Soya, Kawasaki, JP;
Kouichi Okuda, Yokohama, JP;
Yohji Tomoyuki, Ichikawa, JP;
Akira Hayakawa, Tokyo, JP;
Manabu Takano, Tokyo, JP;
Daizo Fukuzawa, Tokyo, JP;
Hidenobu Suzuki, Kawasaki, JP;
Atsuyoshi Abe, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A fixing apparatus includes a heating member; a temperature detecting member for detecting the temperature of the heating member; a power supply controller for controlling the power supply to the heating member so that the temperature detected by the temperature detecting element during a fixing operation is maintained substantially constant at a predetermined fixing temperature; and a temperature selecting device for selecting a fixing temperature in response to both the temperature of the heating member before beginning of the fixing temperature control and a rate of the temperature change of the heating member upon supplying a predetermined amount of power to the heating member or upon turning it off.