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:
Oct. 18, 2022

Filed:

Oct. 10, 2019
Applicant:

Delta Electronics, Inc., Taoyuan, TW;

Inventors:

Cheng-Wei Chen, Taoyuan, TW;

Hsiang-Jung Huang, Taoyuan, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/40 (2006.01); F04D 25/06 (2006.01); F04D 29/42 (2006.01); H05K 7/20 (2006.01); H02K 11/00 (2016.01); H02K 5/22 (2006.01); F04D 29/44 (2006.01); F04D 17/16 (2006.01); F04D 29/62 (2006.01); G06F 1/20 (2006.01); H02K 5/20 (2006.01);
U.S. Cl.
CPC ...
F04D 25/0613 (2013.01); F04D 17/16 (2013.01); F04D 29/424 (2013.01); F04D 29/4226 (2013.01); F04D 29/441 (2013.01); F04D 29/626 (2013.01); G06F 1/203 (2013.01); H02K 5/225 (2013.01); H02K 11/0094 (2013.01); H05K 7/20136 (2013.01); H02K 5/20 (2013.01); H02K 2211/03 (2013.01);
Abstract

A thin cooling fan includes a fan shell, a motor, a plurality of blades, and a PCB. The fan shell comprises a base plate and a shell cover which cover to each other to form an inner space. The base plate has a first surface facing toward the inner space and a second surface having a receiving space and opposite to the first surface. The motor is combined in the inner space. The blades are disposed in the inner space and rotated by the motor. The PCB is disposed in the receiving space and flush with the second surface. Thus, the whole thickness of the cooling fan is reduced and the flow channel design in the inner space is not affected.


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