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:
Apr. 05, 2016
Filed:
Nov. 14, 2014
Canon Kabushiki Kaisha, Tokyo, JP;
Yusuke Nakashima, Yokohama, JP;
Atsuhiko Yamaguchi, Suntou-gun, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus includes a fixing portion for heating and fixing an unfixed image formed on a recording material, the fixing portion including a cylindrical film, a heater provided in an inside space of the film, a switch portion actuatable by heat from the heater, and a protection element for shutting off electric power supplied to the heater; a DC voltage source for generating a DC voltage from a commercial AC voltage source. The protection element is connected in a DC circuit operable by the DC voltage source, and when the switch portion is rendered off, the electric power supply to the heater is shut off.