Title:
PROPELLER ASSEMBLY, POWER ASSEMBLY AND UNMANNED AERIAL VEHICLE
Document Type and Number:
WIPO Patent Application WO/2020/029796
Kind Code:
A1
Abstract:
Provided are a propeller assembly, a power assembly and an unmanned aerial vehicle. The propeller assembly (10) comprises a propeller (12), wherein the propeller (12) comprises a first blade assembly (120); a second blade assembly (122) is movably installed at the first blade assembly (120); when the second blade assembly (122) rotates in a first direction around a first central axis, the second blade assembly (122) drives the first blade assembly (120) to rotate in the first direction around the first central axis; and the first blade assembly (120) can rotate, relative to the second blade assembly (122), in a second direction around a second central axis, with the first direction and the second direction being arranged in an opposite manner. By means of the configuration, the first blade assembly can rotate relative to the second blade assembly so as to fold or unfold the propeller, such that the propeller assembly occupies a small space when being carried, and is not easily broken.
Inventors:
SUN WEI (CN)
ZHANG HAILANG (CN)
LUO DONGDONG (CN)
ZHANG HAILANG (CN)
LUO DONGDONG (CN)
Application Number:
PCT/CN2019/097335
Publication Date:
February 13, 2020
Filing Date:
July 23, 2019
Export Citation:
Assignee:
AUTEL ROBOTICS CO LTD (CN)
International Classes:
B64C11/28; B64C1/30; B64C27/473
Foreign References:
| CN108750075A | 2018-11-06 | |||
| CN209023103U | 2019-06-25 | |||
| CN204688404U | 2015-10-07 | |||
| CN107571986A | 2018-01-12 | |||
| CN108033005A | 2018-05-15 | |||
| US20170297678A1 | 2017-10-19 | |||
| US9708058B2 | 2017-07-18 |
Attorney, Agent or Firm:
AFD CHINA INTELLECTUAL PROPERTY LAW OFFICE (CN)
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