Title:
PROPELLER BLADE-TO-HUB COUPLER FOR AN UNMANNED AERIAL VEHICLE
Document Type and Number:
WIPO Patent Application WO/2021/157675
Kind Code:
A1
Abstract:
Systems, devices, and methods including a propeller comprising at least one first mating surface; a blade-to-hub coupler comprising at least one second mating surface, where the blade-to-hub coupler is positioned at a base of the propeller, and where the at least one second mating surface of the blade-to-hub coupler mates with the at least one first mating surface of the propeller to connect the blade-to-hub coupler to the propeller.
Inventors:
GHAPGHARAN EMIL (US)
Application Number:
PCT/JP2021/004187
Publication Date:
August 12, 2021
Filing Date:
February 04, 2021
Export Citation:
Assignee:
HAPSMOBILE INC (JP)
International Classes:
B64C11/04; B64C11/26
Domestic Patent References:
| WO2008087443A1 | 2008-07-24 |
Foreign References:
| JPH06247390A | 1994-09-06 | |||
| EP2535519A2 | 2012-12-19 | |||
| JP2000352398A | 2000-12-19 | |||
| JPH06247391A | 1994-09-06 | |||
| JPS632796A | 1988-01-07 | |||
| KR101323988B1 | 2013-10-30 |
Attorney, Agent or Firm:
RYUKA IP LAW FIRM (JP)
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