Patent ID: 9651028
Date: 2017-05-16
CPC Classifications: F03D,F05B,Y02E,Y02P,Y10T

Claim:
1. A wind turbine comprising a rotor having a substantially horizontal rotor shaft, the rotor comprising a hub and at least one wind turbine blade extending in a substantially radial direction therefrom, the wind turbine blade having a tip end and a substantially circular root end, wherein a plurality of bushings project from said root end of said at least one wind turbine blade for mounting said at least one wind turbine blade to a hub, an extender, or a pitch ring coupled to said rotor, wherein a corresponding plurality of apertures are defined on a mounting surface of said hub, extender, or pitch ring, the apertures and the bushings arranged to receive a plurality of bolts to mount said at least one wind turbine blade to said hub, extender, or pitch ring, wherein said wind turbine comprises at least one guiding surface extending adjacent said apertures, the guiding surface acting to align said bushings with said apertures such that a free end of said bushings bear against the mounting surface adjacent said apertures, and wherein said guiding surface is substantially orthogonal to said mounting surface.