US 12,084,209 B2
Rotorcraft
Yoichi Suzuki, Tokyo (JP)
Assigned to AERONEXT INC., Tokyo (JP)
Appl. No. 16/754,635
Filed by AERONEXT INC., Tokyo (JP)
PCT Filed Oct. 10, 2017, PCT No. PCT/JP2017/036674
§ 371(c)(1), (2) Date Apr. 8, 2020,
PCT Pub. No. WO2019/073521, PCT Pub. Date Apr. 18, 2019.
Prior Publication US 2020/0354047 A1, Nov. 12, 2020
Int. Cl. B64U 10/14 (2023.01); B64C 39/02 (2023.01); B64U 10/13 (2023.01); B64U 10/16 (2023.01); B64U 30/20 (2023.01); B64U 50/19 (2023.01)
CPC B64U 10/13 (2023.01) [B64C 39/024 (2013.01); B64U 10/14 (2023.01); B64U 10/16 (2023.01); B64U 30/20 (2023.01); B64U 50/19 (2023.01)] 3 Claims
OG exemplary drawing
 
1. A rotorcraft capable of moving forward along a first direction, comprising:
an arm part;
a plurality of motors mounted on the arm part, wherein the plurality of motors, when viewed along the first direction, is configured to have one or more front motors located at a front side and one or more rear motors located at a rear side;
one or more front propellers mounted on the one or more front motors, respectively;
one or more rear propellers mounted on the one or more rear motors, respectively; and
a mounting part on which a load is mountable, the mounting part being provided below the arm part,
wherein a diameter of the one or more front propellers is smaller than a diameter of the one or more rear propellers,
wherein one or more intermediate propellers are disposed between the one or more front propellers and the one or more rear propellers, and
wherein a diameter of each of the one or more intermediate propellers is greater than the diameter of each of the one or more front propellers, and smaller than the diameter of each of the one or more rear propellers.