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:
Jun. 09, 2009
Filed:
Mar. 01, 2007
Atsushi Inoue, Nara, JP;
Yuichi Kazaki, Kashiba, JP;
Takayuki Yamanaka, Nara, JP;
Hiroaki Nakaya, Osakasayama, JP;
Atsushi Inoue, Nara, JP;
Yuichi Kazaki, Kashiba, JP;
Takayuki Yamanaka, Nara, JP;
Hiroaki Nakaya, Osakasayama, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A developing device includes a developer tank, a developing roller, a supply roller, a stirring member, and a doctor blade. The developing device is provided with: a cleaning member detachably provided on a contact portion of the doctor blade with the developing roller, which slides to rub a surface of the doctor blade upon contacting; a supporting section for supporting the cleaning member so as to be capable of being attached to and detached from the contact portion of the doctor blade with the developing roller; and a driving mechanism for moving the cleaning member so as to be attached to and detached from the contact portion of the doctor blade with the developing roller.