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:
Jun. 21, 2022

Filed:

Jan. 15, 2020
Applicant:

Sz Dji Technology Co., Ltd., Shenzhen, CN;

Inventors:

Feng Liu, Shenzhen, CN;

Shufeng Zhang, Shenzhen, CN;

Tao Deng, Shenzhen, CN;

Peng Chen, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 27/473 (2006.01); B64C 27/46 (2006.01); B64C 27/467 (2006.01); B64C 27/50 (2006.01); F01D 5/02 (2006.01); F01D 5/30 (2006.01);
U.S. Cl.
CPC ...
B64C 27/473 (2013.01); B64C 27/463 (2013.01); B64C 27/467 (2013.01); B64C 27/50 (2013.01); F01D 5/02 (2013.01); F01D 5/30 (2013.01); B64C 2201/108 (2013.01); B64C 2201/165 (2013.01);
Abstract

A propeller includes a blade. The blade includes a blade root, a blade tip disposed away from the blade root, a blade front surface, and a blade back surface. The blade also includes a front edge connecting a first side of each of the blade front surface and the blade back surface. The blade also includes a rear edge connecting a second side of each of the blade front surface and the blade back surface. The blade further includes a first suppression member formed by a portion of the front edge adjacent to the blade tip bending toward a first direction. The first direction is a direction from the front edge to the rear edge. The first suppression member is configured to suppress a spanwise air flow.


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