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:
Mar. 07, 2023

Filed:

Oct. 30, 2020
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Shinji Katagiri, Kanagawa, JP;

Shuichi Tetsuno, Kanagawa, JP;

Keisuke Ishizumi, Kanagawa, JP;

Yuichiro Inaba, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 21/20 (2006.01); G03G 15/16 (2006.01); G03G 21/00 (2006.01);
U.S. Cl.
CPC ...
G03G 21/203 (2013.01); G03G 15/1605 (2013.01); G03G 21/0005 (2013.01); G03G 21/0041 (2013.01);
Abstract

An image forming apparatus includes an image bearing member, a belt, a development unit having a development member in contact with the image bearing member to develop an electrostatic latent image formed on the image bearing member using toner, and a collection unit having a contacting member in contact with the belt to collect toner remaining on the belt adjacent to the contacting member. If condensation is detected inside the image forming apparatus, the image forming apparatus performs predetermined control to separate the development member from the image bearing member and drive the belt in such a manner that the belt moves at a second surface speed different from a first surface speed while driving the image bearing member in such a manner that the image bearing member rotates at the first surface speed in a state where the image bearing member is in contact with the belt.


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