Windmill blade and wind power generator using same

Windmill blade and wind power generator using same

  • CN 101,784,790 A
  • Filed: 11/19/2007
  • Published: 07/21/2010
  • Est. Priority Date: 11/19/2007
  • Status: Active Application
First Claim
Patent Images

1. air vane, its cross section is blade shape, wherein,In the predetermined range of blade root side, be provided with the angle of attack reduction portion that reduces the angle of attack when rotating at least with the regulation rotating speed from blade end.

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