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.

Date of Patent:
Feb. 24, 2015

Filed:

Jan. 31, 2013
Applicants:

Mayu Wakamatsu, Nagoya, JP;

Hiroshige Hiramatsu, Inuyama, JP;

Inventors:

Mayu Wakamatsu, Nagoya, JP;

Hiroshige Hiramatsu, Inuyama, JP;

Assignee:

Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 21/10 (2006.01); G03G 21/06 (2006.01); G03G 15/01 (2006.01); G03G 15/16 (2006.01);
U.S. Cl.
CPC ...
G03G 21/06 (2013.01); G03G 15/0189 (2013.01); G03G 15/161 (2013.01);
Abstract

An image forming apparatus including: an image carrier; a holding member that contacts with the image carrier and is configured to carry adhering substance received from the image carrier; a belt that contacts with the image carrier; a collection member that contacts with the belt and is configured to collect adhering substance adhered on the belt; and a control device configured to apply a bias to the collection member, detect an electric resistance of the collection member, and control the bias that is applied to the collection member based on the detected electric resistance of the collection member so that the electric resistance of the collection member is converged within a predetermined range, when a cleaning operation of collecting the adhering substance adhered on the holding member from the holding member to the collection member is not performed.


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