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:
Dec. 28, 2021
Filed:
Aug. 01, 2019
Applicant:
Acer Incorporated, New Taipei, TW;
Inventors:
Assignee:
Acer Incorporated, New Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/14 (2006.01); F04D 19/00 (2006.01); F04D 29/54 (2006.01); F04D 29/38 (2006.01); F04D 29/18 (2006.01);
U.S. Cl.
CPC ...
F01D 5/146 (2013.01); F04D 19/002 (2013.01); F04D 29/544 (2013.01); F04D 29/181 (2013.01); F04D 29/384 (2013.01);
Abstract
A heat dissipation fan including a hub and a plurality of fan assemblies are provided. The fan assemblies are disposed around the hub, and each of the fan assemblies includes at least two blades. A runner is formed between the at least two blades. A width of the runner gradually reduces along a rotating axis of the hub.