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:
Feb. 23, 2016
Filed:
Feb. 23, 2015
Canon Kabushiki Kaisha, Tokyo, JP;
Takeshi Sekiya, Kashiwa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image heating apparatus includes a heating member for heating a toner image on a sheet; a fan; a duct provided with an opening for discharging air supplied by the fan, toward the heating member; a shutter for the opening; a motor for moving the shutter; a detector for detecting that the shutter is in a predetermined position; and a controller for controlling the motor; wherein when the detector does not detect the shutter after a predetermined time elapses from production of first instruction for moving the shutter toward the predetermined position, the controller produces second instruction for moving the shutter in a direction away from the predetermined position.