|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||244/13 ; 244/1711 ; 244/1181 ; 244/1291|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 79 인용 특허 : 9|
An unmanned aerial vehicle (UAV) has a toroidal fuselage and a rotor assembly having a pair of counter-rotating rotors secured in fixed coaxial combination with the toroidal fuselage to provide a vertical takeoff and landing (VTOL) capability for the UAV. One embodiment of the VTOL UAV is especially configured for ground surveillance missions by the inclusion of an externally mounted, remotely controllable stowable sensor subsystem that provides an azimuthal scanning capability and a predetermined elevation/depression scanning capability to accomplish th...
An unmanned aerial vehicle for a ground surveillance mission, comprising: a toroidal fuselage; a rotor assembly including a pair of counter-rotating rotors, said rotor assembly being secured in fixed coaxial combination with said toroidal fuselage and operative to provide lift, pitch, yaw, and roll control to provide vertical takeoff and landing and translational flight capabilities for said unmanned aerial vehicle a landing gear subsystem secured in combination with said toroidal fuselage to facilitate landing of said unmanned aerial vehicle at unprepar...