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US 7,758,313 B2Granted
Carbon-glass-hybrid spar for wind turbine rotorblades
AssigneeGeneral Electric Company
InventorEnno Eyb
Life of this patent
Estimating the term…
Abstract
A fiber reinforced matrix for a wind turbine rotor blade includes glass fibers and carbon fibers embedded in the same matrix material.
Claims10
A wind turbine rotor blade comprising a pressure side spar cap and a suction side spar cap, wherein, of said pressure side spar cap and said suction side spar cap, only said suction side spar cap is fabricated from a material comprising a fiber reinforced matrix comprising at least one layer of glass fibers and at least one layer of carbon fibers embedded in a common matrix material.
Dependencies are inferred from the claim text.