Title:
ELECTRICALLY CONTROLLED VARIABLE PITCH PROPELLER, AND MULTIROTOR AND CONTROL METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/246424
Kind Code:
A1
Abstract:
An electrically controlled variable pitch propeller, and a multirotor and a control method therefor. The electrically controlled variable pitch propeller comprises a main shaft (10), a variable pitch blade (20) and a brake module (30), wherein the main shaft (10) comprises a vertical rod (11) and a cross rod (12) which are arranged perpendicularly; the brake module (30) comprises an excitation coil (31), a brake vortex disk (32) and a brake gear (33) which are arranged coaxially, and the brake vortex disk (32) and the brake gear (33) are mounted on the vertical rod (11); and the variable pitch blade (20) comprises a variable pitch bevel gear (21) and a blade mounting clamp (25) connected to the variable pitch bevel gear (21), and the variable pitch bevel gear (21) is connected to the cross rod (12) and meshes with the brake gear (33).
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| JPS626897 | CONTROLLER FOR PROPELLER |
Inventors:
HU HUAZHI (CN)
DING KAI (CN)
DING KAI (CN)
Application Number:
PCT/CN2023/096427
Publication Date:
December 28, 2023
Filing Date:
May 26, 2023
Export Citation:
Assignee:
EHANG INTELLIGENT EQUIPMENT GUANGZHOU CO LTD (CN)
International Classes:
B64C11/44; B64C27/08; B64C27/32; B64C27/473; B64C27/68
Foreign References:
| CN115042959A | 2022-09-13 | |||
| CN115180139A | 2022-10-14 | |||
| CN111065577A | 2020-04-24 | |||
| KR20130134767A | 2013-12-10 | |||
| US5281094A | 1994-01-25 | |||
| CN113525677A | 2021-10-22 |
Attorney, Agent or Firm:
SHENZHEN XIECHENG INTELLECTUAL PROPERTY AGENCY (GENERAL PARTNERSHIP) et al. (CN)
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