Title:
TRANSMISSION DEVICE FOR UNMANNED AERIAL VEHICLE
Document Type and Number:
WIPO Patent Application WO/2024/080181
Kind Code:
A1
Abstract:
Provided is a transmission device for an unmanned aerial vehicle, wherein arms that drive propellers can be positioned so as not to interfere with an air cleaner and a radiator. A transmission device for an unmanned aerial vehicle in which first through fourth arms are positioned on a machine body upper section and propellers are driven using a straight-four engine, said transmission device comprising: a drive gear that is attached to a crankshaft; a clutch shaft drive gear that meshes with said drive gear; a bevel gear that drives a drive shaft, said drive shaft being perpendicular to the clutch shaft; a drive shaft base gear that is driven by the bevel gear; a top section gear train that comprises a drive shaft main gear, a left sub-gear meshing with said main gear, a reverse gear meshing with said main gear, and a right sub-gear meshing with said reverse gear; first and second bevel gears that mesh with the left sub-gear and drive the first and second arms; and third and fourth bevel gears that mesh with the right sub-gear and drive the third and fourth arms.
Inventors:
ARASE KUNIO (JP)
Application Number:
PCT/JP2023/035886
Publication Date:
April 18, 2024
Filing Date:
October 02, 2023
Export Citation:
Assignee:
ARASE AIZAWA AEROSPATIALE LLC (JP)
International Classes:
B64U50/11; B64C27/08; B64D27/04; B64D31/14; B64D33/08; B64U10/14; B64U50/20
Foreign References:
| JP6932411B1 | 2021-09-08 | |||
| JP2017193321A | 2017-10-26 | |||
| JP2020100387A | 2020-07-02 | |||
| CN109823537A | 2019-05-31 |
Attorney, Agent or Firm:
KYOSEI INTERNATIONAL PATENT OFFICE (JP)
Download PDF: