Patent ID: 8192169
Filing Date: 2012-06-05
Classification: B23P,F03D,Y02E,Y10T

Abstract:
1. A wind turbine rotor blade, the rotor blade defining a leading edge, a trailing edge, a rotor blade root, a rotor blade tip, a chord and a span, the rotor blade comprising: a. a first composite skin and a second composite skin, each of said first and said second composite skins having an inside surface, each of said first and said second composite skins defining a composite skin root end defining said rotor blade root and a composite skin tip end defining said rotor blade tip; b. a first spar and a second spar, said first and said second spars being elongated, said first and said second spars each having a spar base and a plurality of elongated ribs attached to and generally normal to said base, said spar having a spar root end and a spar tip end, said base of said first spar being bonded to said inside surface of said first composite skin, said base of said second spar being bonded to said inside surface of said second composite skin, said spar root end of said first and said second spars being located proximal to said rotor blade root, said spar tip end of said first and said second spars being located proximal to said rotor blade tip; c. at least one shear web, said shear web having a first shear web edge and an opposing second shear web edge, said first shear web edge being attached to a rib of said first spar, said second shear web edge being attached to a rib of said second spar, at least one of said ribs not being attached to said first shear web edge or said second shear web edge at a location along said first spar or said second spar.