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:
Dec. 25, 2018
Filed:
Jul. 11, 2017
Canon Kabushiki Kaisha, Tokyo, JP;
Keisuke Mogi, Koshigaya, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus includes an image forming station for forming a toner image on a sheet; a heating member and a pressing roller that form a nip for fixing the toner image on a sheet; a heat absorption roller for absorbing heat by contacting the pressing roller; a moving mechanism for moving the heat absorption roller to and away from the pressing roller; a detector for detecting an abnormal state that heat absorption roller remains contacted the pressing roller; and a controller for controlling an interval between adjacent sheets when image forming operation is continuously carried out for a plurality of sheets, wherein when the detector does not detect the abnormal state, the controller supplies the sheets at a first feeding interval, and, when the detector detects the abnormal state, the controller supplies of the sheets at a second feeding interval longer than the first interval.