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.:

US 9829852 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 28, 2017

Filed:

Apr. 16, 2014
Applicant:

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

Inventors:

Hiroshige Hiramatsu, Inuyama, JP;

Aya Adachi, Nagoya, JP;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 21/00 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 21/0023 (2013.01); G03G 15/5033 (2013.01); G03G 15/5037 (2013.01); G03G 21/0005 (2013.01); G03G 21/0035 (2013.01);
Abstract

An image forming apparatus has a photoconductive member and a cleaning member arranged to face the photoconductive member at a cleaning position and configured to be applied with a cleaning bias to collect residual developing agent on the photoconductive member after the developed image is transferred. A controller of the image forming apparatus controls a transferring bias so that a transferring current representing a current flowing between the photoconductive member and a transferring member is controlled to become a target current value. Further, the controller calculates a cleaning position potential representing a surface potential of the photoconductive member at the facing position based on the transferring current and a charge potential representing a surface potential of the photoconductive member immediately after being charged by the charging device, and controls the cleaning bias based on the cleaning position potential as calculated.


Find Patent Forward Citations

Hiramatsu, Hiroshige. (2017). Image forming apparatus having cleaning member that collects developing agent adhering to photoconductive member after image transfer (U.S. Patent No. 9829852). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9829852

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