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:
Apr. 26, 2011
Filed:
Jun. 04, 2007
Applicant:
Hideaki Deguchi, Nagoya, JP;
Inventor:
Hideaki Deguchi, Nagoya, JP;
Assignee:
Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A drum unit includes a photoconductor drum, a charger, a cleaning brush, and a drum unit case. The charger and the cleaning brush are disposed in such a manner as to face the circumferential surface of the photoconductor drum. The charger and the cleaning brush are fixed to a charger support portion of the drum unit case. The charger support portion has a filler protrusion. The filler protrusion is provided so as to fill the space between the charger and the cleaning brush.