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Patent US4303835 - Wind powered generator with ,

A wind powered generator rotatable about a vertical axis A plurality of vertically disposed airfoils are provided, the airfoils being rotatable about a vertical axis parallel to the axis of the generator...

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Patent US9464623 - Method and device for power ,

A fluid flow-powered generator and a method for using the same are described herein The generator has a rotatable frame, with a first wing and a second wing The first wing and second wing are pivotally mounted to the frame to allow the angle of attack to be adjusted...

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Patent US4115027 - Vertical windmill - Google Patents An omnidirectional windmill employing lift type airfoils mounted about a vertical axis...

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Vertical Axis Wind Turbines vs Horizontal Axis Wind Turbin In the wind turbine business there are basically two types of turbines to choose from, vertical axis wind turbines and horizontal axis wind turbin...

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US4115027 * 7 كانون الثاني (يناير) 1977: 19 أيلول (سبتمبر) 1978: Robert Nason Thomas: Vertical windmill: US4115028 * 30 حزيران ....

براءة الاختراع US5509866 - Epicyclical galactic cluster ,

US4115027 * 7 كانون الثاني (يناير) 1977: 19 أيلول (سبتمبر) 1978: Robert Nason Thomas: Vertical windmill: US4115028 * 30 حزيران ....

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Patent US4115027 - Vertical windmill - An omnidirectional windmill employing lift type airfoils mounted about a vertical axis...

Brevetto US8215897 - Cylindrical wind turbine - Google ,

A vertical wind turbine includes a blade which has opposite force producing sides that , Horizontal multidirectional turbine windmill: US4115027 * 7 gen 1977: 19 ....

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In the wind turbine business there are basically two types of turbines to choose from, , Patent US4115027 - Vertical windmill - ....

Brevetto US4725194 - Self-regulating vertical axis windmill

A self-regulating vertical axis windmill includes a wind actuable rotor and a plurality of baffle panels arranged around the outside of the rotor and pivotably mounted on vertical axes which are parallel to the axis of rotation of the rotor...

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vertical windmill com - masofficeco Patent US4115027 - Vertical windmill - Google Patents An omnidirectional windmill employing lift type airfoils mounted about a vertical axis The windmill includes a...

Patent US7344353 - Helical wind turbine - Google ,

A vertical axis wind turbine wherein the blades of the rotor section of the wind turbine comprise at least , Wind driven power generator: US4115027: Jan 7, 1977 ....

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Patent US4115027 Vertical windmill Google type of vertical shaft windmill with of vertical axis wind turbine Vertical axis wind ...

Patent US4303835 - Wind powered generator with ,

A wind powered generator rotatable about a vertical axis A plurality of vertically disposed airfoils are provided, the airfoils being rotatable about a vertical axis parallel to the axis of the generator...

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vertical windmill com - masofficeco Patent US4115027 - Vertical windmill - Google Patents An omnidirectional windmill employing lift type airfoils mounted about a vertical axis The windmill includes a...

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Patent US6394745 - Straight-bladed vertical axis wind ,

The present invention concerns a wind turbine device having two or more vertical blades as generally used to generate power that gives a self-regulating angular speed using a collective blade-pitch control system with common biasing springs indirectly connected to each of the blad...

Patent US6734576 - Eolic marine electrical generator ,

Apparatus for generating electrical energy from a flowing medium of wind or water in which a rotary structure is supported for rotation in response to the flower medium and has an open frame with a plurality of panels pivotably mounted at end edeges therefore for movement between open and closed positions such that when the panels are in closed ....

Patent US9464623 - Method and device for power ,

A fluid flow-powered generator and a method for using the same are described herein The generator has a rotatable frame, with a first wing and a second wing The first wing and second wing are pivotally mounted to the frame to allow the angle of attack to be adjusted...

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Powerpoint presentation on vertical windmills Patent us4115027 vertical windmill google patentssuch vertical windmills are quite efficient and are able to deriv...

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In the wind turbine business there are basically two types of turbines to choose from, , Patent US4115027 - Vertical windmill - ....

Patent US8556571 - Vertical axis dual vortex downwind ,

US4115027 * 7 Jan 1977: , Infuser augmented vertical wind turbine electrical generating system: , Vertical axis dual vortex downwind inward flow impulse wind turbine:...

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Patent US4115027 - Vertical windmill - Google Patents The present application is a continuation-in-part of US patent application Ser No 649,827, filed Jan 16, ....

Patent US8556571 - Vertical axis dual vortex downwind ,

US4115027 * 7 Jan 1977: , Infuser augmented vertical wind turbine electrical generating system: , Vertical axis dual vortex downwind inward flow impulse wind turbine:...

Patent US8215897 - Cylindrical wind turbine - Google ,

A vertical wind turbine includes a blade which has opposite force producing sides that , Horizontal multidirectional turbine windmill: US4115027 * 7 Jan 1977: 19 ....

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Try the new Google Patents, , US4115027 * 7 Jan 1977: 19 Sep 1978: , Vertical axis wind turbine with direct drive generator: US7944075 *...

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