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:
Oct. 29, 2019
Filed:
Jul. 28, 2017
Canon Kabushiki Kaisha, Tokyo, JP;
Seiji Saito, Mishima, JP;
Keisuke Ishizumi, Hiratsuka, JP;
Toshihiko Takayama, Kawasaki, JP;
Masaru Ohno, Ebina, JP;
Shingo Ito, Tokyo, JP;
Shohei Ishio, Tokyo, JP;
Keisuke Samejima, Suntou-gun, JP;
Keizo Kojima, Yokohama, JP;
Ryo Matsumura, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus includes a voltage adjustment portion having a voltage adjustment member connected to a contact member contacting an endless belt, the voltage adjustment portion changing a current flowing from a current supply member contacting the belt at a position different from a position, at which an image bearing member contacts the belt with respect to a rotating direction of the belt, to the voltage adjustment member via the belt according to a control signal input from a control portion outputting a control signal, thereby changing a size of a transfer potential to transfer a toner image borne by the image bearing member onto the belt at a part at which the belt contacts the image bearing member.