Vertical axis wind turbine with mutually hinged vanes
Vertical axis wind turbines
Vertical axis windmill
Vertical axis windmill
Vertical axis windmill and self-erecting structure therefor
Vertical axis windmill and self-erecting structure therefor
Vertical axis windmill rotor
Vertical axis windmill with guiding devices
Vertical axis windmill with wingletted air-tiltable blades
Vertical axis windmill with wingletted cam-tiltable blades
Vertical axle wind turbine
Vertical ballasted multi-usage wind turbine
Vertical enclosed all-directional wind turbine machine
Vertical enclosed, all-directional wind turbine machine
Vertical furling for wind turbines
Vertical furling for wind turbines
Vertical multiple blade turbine
Vertical or horizontal axis wind energy conversion system:...
Vertical wind electricity generation system
Vertical windmill