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|United States(US) Patent 등록
|발명자 / 주소
|출원인 / 주소
|피인용 횟수 : 41 인용 특허 : 0
The aircraft has a pair of rotors driven to counter-rotate within a housing. The housing has adjustable air guiding discuss for the rotor stream and a airfoil-like outer shape to generate lift at horizontal flight. The air guiding devices include a circular arrangement of a plurality of individual s
An aircraft for hovering and horizontal forward flight, having a housing with a flight axis defining a forward flight direction, at least a pair of rotatively driven, coaxial rotors located within said housing for generating a rotor air stream and a multiplicity of adjustable air guiding means arran