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. 28, 2009
Filed:
Feb. 01, 2007
Takayuki Yamanaka, Nara, JP;
Yuichi Kazaki, Kashiba, JP;
Eiichi Kido, Yamatokoriyama, JP;
Atsushi Inoue, Nara, JP;
Hiroaki Nakaya, Osakasayama, JP;
Takayuki Yamanaka, Nara, JP;
Yuichi Kazaki, Kashiba, JP;
Eiichi Kido, Yamatokoriyama, JP;
Atsushi Inoue, Nara, JP;
Hiroaki Nakaya, Osakasayama, JP;
Sharp Kabushiki Kaisha, Osaka-shi, JP;
Abstract
An developing device in which a developing roller develops an electrostatic latent image on a photo conductor; a developing roller driving unit rotates the developing roller in a forward direction and in a backward direction respectively while development is performed and not performed; a thickness regulating member, which is pressed against a surface of the developing roller, regulates a thickness of developer adhered to the surface of the developing roller; and a suppression unit suppresses a pressing force of the thickness regulating member when the developing roller is rotating in the backward direction.