Title:
マルチコプタ
Document Type and Number:
Japanese Patent JP6687661
Kind Code:
B2
Abstract:
To provide a multicopter capable of highly-responsive acceleration and deceleration.SOLUTION: A multicopter 10 includes: electric motors 18 each having a rotatable rotating portion 26; rotor blades 20; mounting portions A each of which is provided on a rotation axis R and mounts the rotor blade 20 to the rotating part 26; and a plurality of rotation transmitting portions T provided at positions equidistant from the rotation axis R. The rotation transmitting portion T includes through holes 20b provided in the rotor blade 20 and pins 38 which are provided on the rotating portion 26 and are engageable with the through holes 20b, and connects the rotating portion 26 and the rotor blade 20 to each other at positions away from the rotation axis R. An elastic member 40 having concavo-convex portions 40a, 40b is interposed between the through holes 20b and the pins 38. A pressing member 42 is provided between the rotor blade 20 and the mounting portion A so as to cover the rotor blade 20.SELECTED DRAWING: Figure 2
Inventors:
Kenta Mizuno
Yoshinori Masanori
Kanda Dai
Daisuke Matsumura
Yoshinori Masanori
Kanda Dai
Daisuke Matsumura
Application Number:
JP2018062357A
Publication Date:
April 28, 2020
Filing Date:
March 28, 2018
Export Citation:
Assignee:
YAMAHA HATSUDOKI KABUSHIKI KAISHA
International Classes:
B64C27/08; B64C11/04; B64C39/02; B64D27/24
Domestic Patent References:
| JP3211001U | ||||
| JP2010233413A | ||||
| JP2015110413A | ||||
| JP2017056750A | ||||
| JP2016522117A |
Foreign References:
| US20170305542 | ||||
| US20170349264 | ||||
| KR1020180007093A | ||||
| CN107187590A | ||||
| CN205707362U |
Attorney, Agent or Firm:
Tadahiro Tatsumi