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:
Jul. 08, 2025
Filed:
Dec. 14, 2023
Champ Tech Optical (Foshan) Corporation, Foshan, CN;
Foxconn Technology Co., Ltd., New Taipei, TW;
Xiao-Guang Ma, Foshan, CN;
Zheng Luo, Foshan, CN;
Yung-Ping Lin, New Taipei, TW;
Peng-Fei Mai, Foshan, CN;
CHAMP TECH OPTICAL (FOSHAN) CORPORATION, Foshan, CN;
Foxconn Technology Co., Ltd., New Taipei, TW;
Abstract
An impeller for heat dissipation fan includes a hub and blades, the blades are arranged around the hub. An inlet side and an outlet side, in an axial direction of the impeller, the inlet side is defined at an end of the impeller, the outlet side is defined at another end of the impeller. Each of the blades comprises a windward surface and a leeward surface opposite to the windward surface, the side of the blade back from the hub is an outer edge, and the side of the blade corresponding to the inlet side is a front edge, a first connection region is connected between the outer edge and the front edge, and the first connection region is arc-shaped where the windward surface connected to the leeward surface.