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:
Sep. 09, 2025

Filed:

May. 30, 2024
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Ryuji Hamasaki, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 21/20 (2006.01); G03G 15/00 (2006.01); G03G 15/01 (2006.01); G03G 15/20 (2006.01); G03G 21/16 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
G03G 21/206 (2013.01); G03G 15/0189 (2013.01); G03G 15/2017 (2013.01); G03G 15/80 (2013.01); G03G 21/1619 (2013.01); G03G 21/1633 (2013.01); G03G 21/1857 (2013.01);
Abstract

An image forming apparatus includes a plurality of cartridges, a fixing device, a fan and a duct. The duct guides air supplied from the fan to a predetermined cartridge closest to the fixing device of the plurality of cartridges. At one end side of the predetermined cartridge in the rotational axis direction, the duct includes a first part for discharging the air supplied from the fan in a first direction toward downward from upward to a top surface of the cartridge, and a second part for discharging the air supplied from the fan, above the top surface in a second direction along a rotational axis direction of a photosensitive member. The air discharged from the first part and the air discharged from the second part collide with each other above the top surface.


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