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Retrofit sleeve for wind turbine blade

  • US 7,988,421 B2
  • Filed: 03/31/2009
  • Issued: 08/02/2011
  • Est. Priority Date: 03/31/2009
  • Status: Active Grant
First Claim
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1. A wind turbine blade, comprising:

  • a body having a first airfoil shape; and

    a sleeve, arranged on the body, having a second airfoil shape which is different from the first airfoil shape; and

    wherein the sleeve encloses a leading and trailing edge of the blade.

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