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:
Nov. 19, 2019
Filed:
Feb. 05, 2019
Nobuo Kuwabara, Kanagawa, JP;
Daisuke Tomita, Kanagawa, JP;
Norio Kudoh, Kanagawa, JP;
Kento Aoki, Kanagawa, JP;
Takeshi Fukao, Kanagawa, JP;
Nobuo Kuwabara, Kanagawa, JP;
Daisuke Tomita, Kanagawa, JP;
Norio Kudoh, Kanagawa, JP;
Kento Aoki, Kanagawa, JP;
Takeshi Fukao, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A charging device is detachably attachable with respect to a body of an image forming apparatus. The charging device includes a charging roller and a cleaning member. The charging roller charges an image bearer. The cleaning member cleans the charging roller. The cleaning member has a higher cleaning performance on the charging roller during detachment in which the charging device is detached from the body of the image forming apparatus than during attachment in which the charging device is attached to the body of the image forming apparatus.