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John F Foss, Richard Wlezien, Bingsen Wang: Maximally efficient vertical axis wind turbine. Board of Trustees of Michigan State University, Iowa State University Research Foundation, David D Murray, Vivacqua Law PLLC, April 12, 2016: US09309863 (2 worldwide citation)

A maximally efficient vertical axis wind turbine (MEVAWT) includes a rotatable circular frame having upper and lower concentric flat rings or disks which support a plurality of, typically three, four, five or six, pivotable cascades, each including a plurality of fixed, configurable airfoils. The ai ...


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MAXIMALLY EFFICIENT VERTICAL AXIS WIND TURBINE. February 13, 2014: US20140044542-A1

A maximally efficient vertical axis wind turbine (MEVAWT) includes a rotatable circular frame having upper and lower concentric flat rings or disks which support a plurality of, typically three, four, five or six, pivotable cascades, each including a plurality of fixed, configurable airfoils. The ai ...