Patent ID: 6691949
Filing Date: 2004-02-17
Classification: B64C

Abstract:
An aerial vehicle comprising:a toroidal fuselage having a longitudinal axis, and a duct extending along the longitudinal axis between a leading edge and a trailing edge of the fuselage; first and second counter-rotating, variable pitch rotor assemblies coaxially mounted within the duct of the fuselage; and at least one canard wing secured to the toroidal fuselage and having a leading edge positioned out of the duct of the fuselage and axially forward of the leading edge of the fuselage, wherein at least a portion of the at least one canard wing comprises a control surface having a variable angle of attack, wherein the at least one canard wing includes a trailing edge positioned out of the duct of the fuselage and axially forward of the leading edge of the fuselage.