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:
Apr. 18, 2023
Filed:
Apr. 05, 2021
Acer Incorporated, New Taipei, TW;
Tsung-Ting Chen, New Taipei, TW;
Wen-Neng Liao, New Taipei, TW;
Cheng-Wen Hsieh, New Taipei, TW;
Yu-Ming Lin, New Taipei, TW;
Jau-Han Ke, New Taipei, TW;
Kuang-Hua Lin, New Taipei, TW;
Acer Incorporated, New Taipei, TW;
Abstract
A centrifugal heat dissipation fan including a housing and an impeller is provided. The housing has at least one flow inlet. The impeller assembled in the housing and rotating about an axial direction includes a hub and a plurality blades disposed around the hub. The flow inlet is located in the axial direction and faces the hub. Each of the blades has a wing tab next to the flow inlet, and the wing tab extends from a main surface of the blade to another blade. The wing tab has an inclined surface facing toward a periphery of the flow inlet along a radial direction of the impeller.