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. 31, 2018
Filed:
May. 04, 2017
Sharp Kabushiki Kaisha, Osaka, JP;
Takeshi Nishiyama, Osaka, JP;
Yuhsuke Yoshimoto, Osaka, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
An electrifier cleaning mechanism includes a cleaning member which makes contact with part of a long discharge member, a ball screw arranged in parallel with a longitudinal direction of the discharge member and rotatably supported, a drive source which rotates the ball screw in both of forward and reverse directions, a holding member which holds the cleaning member and has a screw hole in which a screw part of the ball screw is screwed, and rotation of which in a circumferential direction of the ball screw is regulated, and a pressing member which presses the holding member from a first end side of the discharge member toward a second end side thereof in the longitudinal direction.