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. 26, 2016
Filed:
Mar. 24, 2015
Canon Kabushiki Kaisha, Tokyo, JP;
Nobuhiro Tani, Matsudo, JP;
Tomoharu Kitajima, Toride, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus includes a movable image-bearing member, a sensor opposed to the image-bearing member, a shutter member arranged between the image-bearing member and the sensor and capable of moving between an open position and a closed position, a rotatable cam configured to move the shutter member, and an execution portion configured to selectively execute a first mode in which the shutter member is opened or closed by rotating the cam within a first phase range and a second mode in which the shutter member is vibrated by rotating the cam at least through a second phase range different from the first phase range.