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.:
Date of Patent:
Mar. 18, 2025
Filed:
Mar. 30, 2023
Canon Kabushiki Kaisha, Tokyo, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
An image forming including: a photoconductor; an exposure unit including a substrate provided with a plurality of light emitting portions configured to emit light to expose the photoconductor, and a first duct configured to guide an airflow that cools the substrate from one side to another side in a longitudinal direction of the substrate along the substrate; an IC mounted on the substrate; a fan configured to generate an airflow that cools the substrate; and a second duct configured to communicate with the first duct through a first opening portion, and guide the airflow generated by the fan, the first opening portion is located on the one side with respect to the center of the substrate in the longitudinal direction of the substrate, and the IC is located between the center of the substrate in the longitudinal direction and the first opening portion.