1
James A Browning: Windmills. Browning Engineering Corporation, Whitcomb Clark & Moeser, April 27, 1976: US03952723 (103 worldwide citation)


A system for deriving useful energy from a windmill in which a liquid pump is driven by the windmill. Useful energy is obtained by either a fluid driven generator or a friction heater. The output of the pump and the speed of the windmill are controlled by a constant volume valve in the fluid circuit ...


2
George M Herberg: Energy storage system. Burd Braddock & Bartz, December 14, 1976: US03996741 (89 worldwide citation)


A system and apparatus for the storage of energy generated by natural elements. Energy from natural elements such as from the sun, wind, tide, waves, and the like, is converted into potential energy in the form of air under pressure which is stored in a large, subterranean cell. Machines of known ty ...


3
Wasfi Youssef: Hybrid wind-hydro power plant. February 8, 2000: US06023105 (65 worldwide citation)


Explained herein is a method and equipment whereby windmills are used to directly propel water pumps to lift water from a lower elevation body of water to a nearby higher elevation body of water, where it is stored as potential energy.


4
Joseph A Bobier, Gerald E Brown: Interface control for storage battery based alternate energy systems. Bobier Electronics, Mueller and Smith, May 3, 1988: US04742291 (60 worldwide citation)


An alternate energy interface control for implementation with utility derived power sources and alternate power sources such as are provided by solar panels, windmills, and the like employed with systems utilizing storage batteries. The system monitors the current level of photovoltaic solar panels ...


5
Ben M Enis, Paul Lieberman: Method and apparatus for using wind turbines to generate and supply uninterrupted power to locations remote from the power grid. J John Shimazaki, August 9, 2005: US06927503 (57 worldwide citation)


The present invention relates to a wind energy generating and storing system comprising methods and apparatuses for providing energy dedicated for immediate use and energy storage, to provide electrical power on an uninterrupted and continous basis, to locations remote from an electrical power grid. ...


6
Ben M Enish, Paul Lieberman: Method and apparatus for using wind turbines to generate and supply uninterrupted power to locations remote from the power grid. J John Shimazaki, June 27, 2006: US07067937 (51 worldwide citation)


The present invention relates to a wind energy generating and storing system comprising methods and apparatuses for providing energy dedicated for immediate use and energy storage, to provide electrical power on an uninterrupted and continuous basis, to locations remote from an electrical power grid ...


7
Paul H F Merswolke, Thomas B Gardner: Wind powered hydroelectric power plant and method of operation thereof. New World Generation, Daryl W Schnurr, April 13, 2004: US06718761 (47 worldwide citation)


A hydroelectric power plant uses a plurality of windmills connected to compressed air generators to produce pressurized air. Pressurized air is used to drive water through a turbine to produce electrical power. The water is recycled and the power plant includes reserve pressurized air tanks to allow ...


8
Dillyn M Elder: Wind turbine system. Santangelo Law Offices P C, February 20, 2001: US06191496 (45 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 ...


9

10
Warren A Strutman: Surge-accepting accumulator transmission for windmills and the like. Lisa Strutman, Lauren Strutman, Jerome A Gross, Jerome A Gross, December 16, 1980: US04239977 (38 worldwide citation)


An alternator, powered by a wind rotor having pitch changeable blades, is maintained at a fixed speed despite variations in wind speed and cyclic perturbations in rotor shaft speed due to rotor dynamics. In one embodiment, a geared speed increaser, coupling the rotor to the alternator, is mounted fo ...



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