Patent ID: 11964849
Assignee: VESTAS WIND SYSTEMS A/S
Field: Handling (Mechanical engineering)
Classification: CPC B  F  G  Y | IPC B

Claim 0:
1. A method of handling a wind turbine component for assembly or maintenance, the method comprising:
coupling one or more unmanned air vehicle with the wind turbine component so that at least a portion of the weight of the wind turbine component can be supported and lifted by the one or more unmanned air vehicle;
coupling one or more crane with the wind turbine component so that at least a portion of the weight of the wind turbine component can be supported and lifted by the one or more crane, wherein the one or more crane is mounted to a nacelle of a wind turbine; and
controlling the one or more unmanned air vehicle and crane in coordination to lift the wind turbine component and manoeuvre said component with respect to the wind turbine,
wherein the one or more crane is attached to the component at a first position on the component and the one or more unmanned air vehicle is attached to the component at a second position on the component spaced from the first position.