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Patent Searching and Data


Title:
VERTICAL-AXIS WIND TURBINE
Document Type and Number:
WIPO Patent Application WO/2011/037870
Kind Code:
A3
Abstract:
A vertical axis wind turbine having a vertical rotating axle and a plurality of blades each attached to an upper portion to the rotating axle and at the bottom portion to a convex base dome attached to and rotable with the vertical axle. Each blade wraps around the vertical axle and has a radial width that increases from its upper portion to its lower portion while supporting an open brow section forming a cup-like space and a wedge -like stiffener section.

Inventors:
VALLEJO, Roberto (5517 west 134th Place, Hawthorne, California, 90250, US)
Application Number:
US2010/049546
Publication Date:
July 14, 2011
Filing Date:
September 20, 2010
Export Citation:
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Assignee:
VALLEJO, Roberto (5517 west 134th Place, Hawthorne, California, 90250, US)
International Classes:
F03D3/06; F03D11/00
Foreign References:
US20070018464A12007-01-25
US20080095631A12008-04-24
JP2007046559A2007-02-22
KR100853350B12008-08-21
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