VERTICAL TAKE-OFF AND LANDING (VTOL) AERIAL VEHICLE AND METHOD OF OPERATING SUCH A VTOL AERIAL VEHICLE
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United States of America Patent
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Issued Date -
Jun 5, 2014
app pub date -
Nov 25, 2013
filing date -
Nov 30, 2012
priority date (Note) -
Abandoned
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Abstract
A Vertical Take-off and Landing (VTOL) aerial vehicle (1, 46), e.g. a rotorcraft with long range and high cruising speed capability. The aerial vehicle (1, 46) has a torus-type fuselage (2) with radial inside a duct (5) and at least one main rotor (13, 26). A pair of lateral wings (40) are attached opposed to each other outside the fuselage (2) and at least one engine (18) drives said at least one main rotor (13, 26) and at least two propulsion means (24) fitted to each of said wings (40). The invention relates as well to a method of operating such a VTOL aerial vehicle (1, 46).
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