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:
Nov. 25, 2025
Filed:
Jul. 12, 2024
Applicant:
Delta Electronics, Inc., Taoyuan, TW;
Inventors:
Sheng-Chieh Su, Taoyuan, TW;
Pei-Han Chiu, Taoyuan, TW;
Chien-Ming Lee, Taoyuan, TW;
Chung-Yuan Tsang, Taoyuan, TW;
Assignee:
DELTA ELECTRONICS, INC., Taoyuan, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/32 (2006.01); F04D 29/44 (2006.01); F04D 29/66 (2006.01);
U.S. Cl.
CPC ...
F04D 29/326 (2013.01); F04D 29/444 (2013.01); F04D 29/661 (2013.01);
Abstract
An impeller for a diagonal fan includes a hub, a cylindrical part, a conical section shell, a plurality of blades and a plurality of extended blades. The cylindrical part is connected to the hub and extends axially from a lower end of the hub. The conical section shell surrounds the hub. The blades are connected to the hub and an inner surface of the conical section shell. The extended blades are disposed on an outer surface of the conical section shell and project from the outer surface of the conical section shell.