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:
Aug. 12, 2025

Filed:

May. 09, 2024
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Hiroyuki Takahashi, Chiba, JP;

Sho Matsui, Chiba, JP;

Ayano Saito, Chiba, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01); G03G 15/00 (2006.01); G03G 15/01 (2006.01);
U.S. Cl.
CPC ...
G03G 15/205 (2013.01); G03G 15/0131 (2013.01); G03G 15/5008 (2013.01); G03G 15/6529 (2013.01); G03G 15/657 (2013.01); G03G 2215/00126 (2013.01); G03G 2215/2038 (2013.01);
Abstract

An image forming apparatus includes a transfer portion, a fixing unit, a conveyance belt configured to convey a sheet from the transfer portion toward the fixing unit, a driving portion configured to drive the conveyance belt, and a controller configured to control the driving portion. The controller is configured to, in a case of switching the image forming apparatus to a standby state in which the image forming apparatus is ready to start an image forming operation and stands by for input of an image forming job, execute preheating in which the fixing unit is preliminarily heated, and cause the driving portion to rotate the conveyance belt while the preheating is executed.


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