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:
Sep. 16, 2025
Filed:
May. 16, 2023
Mitsuba Corporation, Gunma, JP;
Satoshi Nagamoto, Gunma, JP;
Hidetake Ota, Gunma, JP;
MITSUBA Corporation, Gunma, JP;
Abstract
A fan device () includes a shroud () including a motor support unit (), a fan () disposed on a surface side of the motor support unit (), and a motor () supported on a rear side of the motor support unit (). Multiple air guide passages () each penetrating in a thickness direction at positions spaced apart in a circumferential direction and radially outward from a bossof the fan () are formed in the motor support unit (). The fan device () further includes an air guide unit () that is disposed facing the air guide passage () on the rear side of the motor support unit (), and guides cooling air generated by the fan () and passed through the air guide passage () to a rear side of a motor bracket ().