Saturday, April 7, 2012

D/L #papercraft Twisted Savonius vertical axis wind turbine:


Download + build your own papercraft Twisted Savonius VAWT vertical axis wind turbine! (by Geometry Expressions)

http://twitter.com/ninjatoespaper/status/188551719460933632
http://www.saltireserver.com/gx/vawt/content/9.5.html

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