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US 2023/0407840 A1Published application
Rotatable Blade Apparatus With Individually Adjustable Blades
AssigneeEnergyield LLC
InventorRobert Hotto
Life of this patent
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Abstract
The lengths and/or chords and/or pitches of wind turbine or propeller blades are individually established, so that a first blade can have a length/chord/pitch that is different at a given time to the length/chord/pitch of a second blade to optimize performance and/or to equalize stresses on the system.
Claims11
1-17. (canceled)
A waterborne vessel propeller assembly comprising:
- a shaft having an axis at its center, the shaft attached to a waterborne vessel;
- a rotor attached to the shaft, the rotor rotatable about the axis;
- a first blade attached to the rotor, the first blade having a first tip and a first actuator, the first actuator capable of adjusting a length of the first blade;
- and
- a second blade attached to the rotor, the second blade having a second tip and a second actuator, the second actuator capable of extending a length of the second blade.
2 more elements
Dependencies are inferred from the claim text.