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:
Aug. 22, 1995
Filed:
Jul. 13, 1992
Yohji Tomoyuki, Ichikawa, JP;
Shunji Nakamura, Yokohama, JP;
Yasumasa Ohtsuka, Yokohama, JP;
Kouichi Okuda, Yokohama, JP;
Eihiro Sakaki, Chofu, JP;
Akira Hayakawa, Machida, JP;
Daizo Fukuzawa, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image heating device which includes a heater; a temperature detecting element to detect a temperature of the heater; and a controller for controlling power supply to the heater, so that the temperature detected by the temperature detecting member is maintained at a predetermined temperature, and the controller controls the power supply to the heater, based on a rising speed of the temperature detected during a period from the time when the power supply to the heater is started till the time when the temperature reaches the predetermined temperature.