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:
Aug. 12, 2025

Filed:

Feb. 13, 2025
Applicant:

Delta Electronics, Inc., Taoyuan, TW;

Inventors:

Kuo-Tung Hsu, Taoyuan, TW;

Wen-Chun Hsu, Taoyuan, TW;

Chao-Fu Yang, Taoyuan, TW;

Wei-Cheng Liao, Taoyuan, TW;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F04D 19/00 (2006.01); F04D 29/32 (2006.01); F04D 29/54 (2006.01); F04D 29/66 (2006.01);
U.S. Cl.
CPC ...
F04D 29/667 (2013.01); F04D 19/002 (2013.01); F04D 29/325 (2013.01); F04D 29/541 (2013.01);
Abstract

An axial fan assembly includes a first axial fan and a second axial fan arranged side by side. The second axial fan includes an impeller having a shaft, and a frame. The frame includes a surrounding wall and a lateral guiding structure. The surrounding wall forms an axial flow channel for accommodating the impeller, wherein the surrounding wall includes a first outer wall surface facing the first axial fan, and an airflow generated by the impeller flows out of the axial flow channel through an outlet end. The lateral guiding structure is protrudently disposed at the outlet end on an edge surface connected with the first outer wall surface, wherein the lateral guiding structure guides a partial airflow of the airflow at the first edge surface toward a first direction, and the first direction and a normal direction of the first outer wall surface include a first acute angle.


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