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 7272331 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 18, 2007

Filed:

Jan. 13, 2005
Applicants:

Tetsuya Kobayashi, Numazu, JP;

Yasuomi Aso, Numazu, JP;

Kentaro Kawata, Numazu, JP;

Inventors:

Tetsuya Kobayashi, Numazu, JP;

Yasuomi Aso, Numazu, JP;

Kentaro Kawata, Numazu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 21/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming apparatus includes an image bearing member; a developing device for developing an electrostatic image formed on the image bearing member with a developer into a developed image; transferring means for transferring the developed image onto an image receiving member; cleaning member, contacted to the image bearing member, for removing a residual developer from the image bearing member; detecting means for detecting an ambient condition of the apparatus; wherein the developing device is capable of transferring a developer onto a non-image formation region of the image bearing member, and the developer on the non-image formation region reaches a cleaning position of the cleaning member; and wherein an operation of transferring the developer onto the non-image formation region is controlled in accordance with an output of the detecting means.


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