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:
Oct. 26, 2021
Filed:
May. 28, 2020
Applicant:
Sz Dji Technology Co., Ltd., Shenzhen, CN;
Assignee:
SZ DJI TECHNOLOGY CO., LTD., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H 1/20 (2006.01); B64C 11/04 (2006.01); B64D 35/00 (2006.01); B64C 11/02 (2006.01); F16D 1/112 (2006.01); B64C 39/02 (2006.01);
U.S. Cl.
CPC ...
B64C 11/04 (2013.01); B63H 1/20 (2013.01); B64C 11/02 (2013.01); B64D 35/00 (2013.01); F16D 1/112 (2013.01); B64C 39/024 (2013.01); B64C 2201/042 (2013.01); B64C 2201/108 (2013.01); B64C 2201/165 (2013.01);
Abstract
A propulsion system includes a driving device and a propeller coupled with the driving device. The driving device includes a body portion and a lock portion disposed on the body portion. The lock portion includes a first snap-fitting portion. The propeller includes a hub having a receiving hole, a plurality of blades connected to the hub, and a second snap-fitting portion arranged on an inner wall of the receiving hole and configured to snap with the first snap-fitting portion.