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US 6,308,912 B1Granted
Rotorcraft
AssigneeNatural Colour Kari Kirjavainen Oy
InventorKari Kirjavainen
Life of this patent
Estimating the term…
Abstract
An aircraft having a frame (1) and at least a rotor (2a, 2b) for providing lift for the aircraft. The aircraft comprises elements for accommodation purposes. Furthermore, solar cells (5) are arranged on the aircraft for exploiting solar energy, and the rotor (2a, 2b) comprises elements for adjusting the rotor (2a, 2b) to exploit wind energy when the aircraft is substantially stationary.
Claims9
An aircraft comprising:
- a conical asymmetrical frame, said frame having a maximum cross-sectional chord defining an upper part and a bottom part, a surface area of said upper part being larger than a surface area of said bottom part;
- at least one rotor connected to said frame for providing lift for said aircraft;
- a passenger cabin within said frame, said passenger cabin having means for accommodation purposes;
- solar cells mounted on said aircraft for exploiting solar energy;
- and
- wind energy exploitation controllers connected to said at least one rotor.
3 more elements
Dependencies are inferred from the claim text.