Patents Assigned to DWR Wind Technologies Inc.
  • Composite wind turbine rotor blade and method for making same
    Patent number: 4976587
    Abstract: A wind turbine rotor blade including NASA LS (1) - 04xx airfoil sections having a twist not greater than 8.degree. and a construction for such a blade which includes no parting line along the leading edge. The bond between a rectangular spar and the outer skin is reinforced by channels of "C" shaped cross section affixed to the skin and the spar. A method for manufacturing a rotor blade of this construction.
    Type: Grant
    Filed: July 20, 1988
    Date of Patent: December 11, 1990
    Assignee: DWR Wind Technologies Inc.
    Inventors: J. Ford Johnston, William A. Farone, Amir Mikhail