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. 24, 2017
Filed:
May. 03, 2016
Yasuhiro Maehata, Tokyo, JP;
Kenji Honjoh, Kanagawa, JP;
Takeshi Shintani, Kanagawa, JP;
Nobuo Kuwabara, Kanagawa, JP;
Daisuke Tomita, Kanagawa, JP;
Yasuhito Kuboshima, Tokyo, JP;
Yusuke Ishizuka, Kanagawa, JP;
Yasuhiro Maehata, Tokyo, JP;
Kenji Honjoh, Kanagawa, JP;
Takeshi Shintani, Kanagawa, JP;
Nobuo Kuwabara, Kanagawa, JP;
Daisuke Tomita, Kanagawa, JP;
Yasuhito Kuboshima, Tokyo, JP;
Yusuke Ishizuka, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An image forming apparatus includes an image bearer to bear a toner image, a lubricant supply roller to supply lubricant to a surface of the image bearer, a rotation speed changer to change a rotation speed of the lubricant supply roller, and a controller to control the rotation speed changer to change the rotation speed of the lubricant supply roller to a target speed based on a predetermined condition. The controller is configured to control the rotation speed changer to avoid a predetermined speed range.