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Title:
WIND POWER GENERATOR
Document Type and Number:
Japanese Patent JP2010281297
Kind Code:
A
Abstract:

To provide a wind power generator having a housing improved in the utilization efficiency of wind energy by reducing drag caused by turbulent flows and increasing wind pressure.

The wind power generator includes: a housing comprising a housing end, a housing body in which one end is formed in a diameter-reduced portion, the other end is formed in a diameter-enlarged portion and which is formed with a saddle-shaped portion having a valley at a part where a diameter-reduced portion and a diameter-enlarged portion contact with each other; a power generator set provided in the housing, having a drive shaft and generating electric energy by rotating the drive shaft; and a blade hub having a hub which is radially provided with a plurality of blades formed with downwash parts at ends, and connected to an end of the drive shaft. The downwash parts are formed at the ends of the blades and form recesses on wind receiving faces and/or back faces of the blades.


Inventors:
LI, Chia Yuan
Application Number:
JP2009000136828
Publication Date:
December 16, 2010
Filing Date:
June 08, 2009
Export Citation:
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Assignee:
LI CHIA YUAN
International Classes:
F03D1/06; F03D11/00
Domestic Patent References:
JPH0384001U1991-08-27
JP2006521483A2006-09-21
JP2006152957A2006-06-15
JP2003003945A2003-01-08
JP2008196425A2008-08-28
Attorney, Agent or Firm:
志村 正和



 
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