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US 6,854,686 B2Granted
VTOL aircraft
AssigneeC.R.F. Societa Consortile per Azioni
InventorsPiero Perlo, Denis Bollea, Stefano Alacqua, Roberto Finizio, Cosimo Carvignese, Elena Balocco
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Abstract
VTOL aircraft comprising a first and a second ducted rotor positioned at the ends of a vertical fuselage and whose propellers are driven to rotate in mutually opposite directions. Control flaps for orientation and transverse flight are operatively associated at least to the lower ducted rotor.
Claims1
A vertical takeoff and landing aircraft, comprising:
- a first ducted rotor and a second ducted rotor mutually aligned and distanced according to a vertical axis and each including a propeller rotatable within a respective annular cowling,
- a vertical load bearing structure defining a fuselage to whose upper and lower ends are connected said annular cowlings respectively of said first and second rotor,
- first and second motorized means positioned at said ends of the fuselage to drive the propellers of said first and second rotor in mutually opposite directions, and
- control means operatively associated at least to said lower rotor,
- wherein said motorized means include for each ducted rotor a respective pair of internal combustion engines.
2 more elements
Dependencies are inferred from the claim text.