Pahl W Rice: Wind dam electric generator and method. The United States of America represented by the Secretary of the Navy, James M Kasischke, Michael P Stanley, Jean Paul A Nasser, January 10, 2006: US06984899 (75 worldwide citation)

A vertical axis windmill is provided wherein the amount of wind directed to blades in the power producing part of rotation and the mechanical load of multiple generators is controlled by a feedback control to maintain a relatively constant rotational frequency of the shaft of the windmill. In a pref ...

Vladimir H Pavlecka: Wind motor rotor having substantially constant pressure and relative velocity for airflow therethrough. Turbomachines, Gordon L Peterson, April 18, 1978: US04084918 (69 worldwide citation)

A method of generating power from wind comprising providing a turbine in an airstream with the turbine having a rotor with a plurality of blades and a stator with a plurality of blades upstream of the rotor. A portion of the ambient airstream is increased in velocity and reduced in pressure by passi ...

Frederick J Staley, Dillyn M Elder: Wind turbine particularly suited for high-wind conditions. February 21, 1995: US05391926 (60 worldwide citation)

A vertical-axis, high-wind turbine for use with an electrical generator for producing power by converting the energy of wind currents into mechanical, rotational energy, which is then used to operate the electrical generator. Fixed, stationary stators, while providing significant structural integrit ...

Michael D Finley: Automobile air and ground effects power package. February 15, 1994: US05287004 (55 worldwide citation)

This invention consists of two parts, an air dam attached to the lower front end of a motor vehicle and a spoiler attached to the upper rear end of the vehicle, with rotors and generators integrated into each of these parts. The rotors have horizontal axes and fixed blades running the length of the ...

Valentin Zapata Martinez: System for the obtainment and the regulation of energy starting from air, sea and river currents. Wenderoth Lind & Ponack, December 2, 1980: US04236866 (55 worldwide citation)

A system for obtaining and regulating energy from the air or sea and river currents includes a cyclone converter formed by three concentric rotating bodies, either on shafts or cylindrical rails or the like. Fixed rollers or other electromagnetic systems permit the rotation of the group around an im ...

James M Payne: Wind turbine electric generator. C Hercus Just, April 2, 1985: US04508973 (52 worldwide citation)

A wind-operated electric generator system of simple design incuding a stationary circular arrangement of segmental wind inlet passages extending around a vertical axis and having vertical inlet openings at the outer ends, the inlet openings having inwardly and upwardly curving walls extending from t ...

Paul W McVey: Turbine-type wind machine. December 4, 1984: US04486143 (51 worldwide citation)

A wind machine which includes turbine assemblies arranged in superposed relationship and wherein the turbine assemblies may vary in size and number in accordance with power requirements, together with a plurality of deflector panels or sails associated with the turbine unit of each assembly for dire ...

Dillyn M Elder: Wind turbine system. Santangelo Law Offices P C, February 20, 2001: US06191496 (47 worldwide citation)

The present invention relates to a wind turbine used to convert wind energy into mechanical energy, more specifically, a long axis type of vertical-axis turbine allowing large columns of air to be harnessed. These devices differ from horizontal-axis (propeller) type windmills which typically rotate ...

Chester Sohn: Wind turbine. Raymond Y Chan, David and Raymond Patent Group, January 29, 2008: US07323792 (43 worldwide citation)

A wind turbine including an open hub, foldable blades attached to the rim of the hub, and a mechanism for tilting the turbine is disclosed.

Victor Walters: Whirl-wind vertical axis wind and water turbine. David J French, September 9, 1997: US05664418 (43 worldwide citation)

A vertical axis wind turbine is supported by a frame held in place by an encircling series of crescent-shaped tubular deflector vanes. The vanes widen towards the turbine core, concentrating the wind. The wind is trapped momentarily on entering the turbine cavities. Air can be supplied to such cavit ...