发明授权
US08469307B2 Rotary wing vehicle 有权
旋翼车

Rotary wing vehicle
摘要:
A rotary wing vehicle includes a body structure having an elongated tubular backbone or core, and a counter-rotating coaxial rotor system having rotors with each rotor having a separate motor to drive the rotors about a common rotor axis of rotation. The rotor system is used to move the rotary wing vehicle in directional flight.
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