公开(公告)号：EP3015365A4

公开(公告)日：2016-12-21

申请号：EP14817182

申请日：2014-06-26

申请人： YAMAHA MOTOR CO LTD

发明人： NAGASAKI YOSHIKI ,  YOSHIHARA MASANORI

IPC分类号： B64C27/82 ,  B64C39/02

CPC分类号： B64C27/82 ,  B64C27/14 ,  B64C39/024 ,  B64C2201/024

摘要： An unmanned helicopter 10 includes a drive source 36, a tail rotor 20, a shaft unit 38 for transmitting a drive force from the drive source 36 to the tail rotor 20, and an elastic member 64. The shaft unit 38 includes a drive shaft 46, a transmission 44 which transmits a drive force from the drive source 36 to the drive shaft 46, and a transmittal portion 48 for transmitting a rotation torque from the drive shaft 46 to the tail rotor 20. The drive shaft 46 includes a first shaft portion 50a and a second shaft portion 50b. The elastic member 64 is between the first shaft portion 50a and the second shaft portion 50b.