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Patent Searching and Data


Title:
風力発電設備用のローターブレード
Document Type and Number:
Japanese Patent JP4282605
Kind Code:
B2
Abstract:
The rotor blade (10) has an aerodynamic profile with a rotor blade leading edge (18) and a rotor blade trailing edge (20), the tip region (12) of the rotor blade curved or bent at an angle of between 1 and 45 degrees in the direction of the trailing edge of the rotor blade and/or the cross-section of the tip region of the rotor blade is reduced. Also included are Independent claims for the following: (a) a rotor blade tip; (b) a wind-powered energy plant.

Inventors:
Alois Voven
Application Number:
JP2004564207A
Publication Date:
June 24, 2009
Filing Date:
December 19, 2003
Export Citation:
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Assignee:
Alois Voven
International Classes:
F03D11/00; F03D1/06; F03D9/00
Attorney, Agent or Firm:
Masatake Shiga
Takashi Watanabe
Yasuhiko Murayama
Shinya Mitsuhiro