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. 25, 2018
Filed:
Nov. 11, 2015
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Inventors:
Assignee:
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 25/12 (2006.01); F04D 29/66 (2006.01); F04D 25/06 (2006.01); F04D 29/52 (2006.01); F04D 29/68 (2006.01); F04D 19/00 (2006.01); F04D 29/32 (2006.01);
U.S. Cl.
CPC ...
F04D 29/664 (2013.01); F04D 19/002 (2013.01); F04D 25/0613 (2013.01); F04D 25/0693 (2013.01); F04D 25/12 (2013.01); F04D 29/325 (2013.01); F04D 29/522 (2013.01); F04D 29/526 (2013.01); F04D 29/667 (2013.01); F04D 29/685 (2013.01);
Abstract
A fan, including a volute, a motor, and multiple fan blades that are assembled on a rotor of the motor, where the volute includes a side wall that is disposed around circumference of the multiple fan blades, and a support frame that is connected to an end of the side wall and located on an inner side of the side wall; and the rotor of the motor drives the multiple fan blades to rotate, where multiple through-holes are disposed on the side wall of the volute, and at least more than one of the multiple through-holes is a slant through-hole.