Patents by Inventor Rolf C.B. Alexandersen

Rolf C.B. Alexandersen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • A NACELLE WITH A CRANE ALLOWING ASSEMBLY OF THE NACELLE AND A METHOD FOR MAKING THE NACELLE
    Publication number: 20230340941
    Abstract: A method for making a nacelle and a nacelle for attachment to a wind turbine tower. The method comprising providing a main frame configured to form a load path from a drive train to the wind turbine tower, providing, on the main frame, a mounting structure for mounting a crane, providing a crane for mounting on the mounting structure, and mounting the crane to the mounting structure before the nacelle is attached to the wind turbine tower. The crane can then be used for assembly operation before the nacelle is attached to the wind turbine tower, e.g. at an assembly facility away from the tower where the wind turbine is erected.
    Type: Application
    Filed: May 5, 2021
    Publication date: October 26, 2023
    Inventors: Torben Ladegaard Baun, Rolf C.B. Alexandersen