Famous Patents
The first match was accidentally discovered in 1826 when John Walker scraped a stick with chemicals on the end against a stone floor.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7757490 | Power generation from solar and waste heat The invention relates to the generation of electricity and the ventilation of urban areas with the use of waste heat from air-conditioning systems, waste organic matter, fuel cells and wind. A first aspect relates to the creation of a column of rising air in a stack... | 07/20/2010 |
| 7364399 | Wind power plant of cyclone type and method of obtaining energy from such A wind power plant having a tower open at the top and provided with a side inlet for the wind for generating a cyclone in the tower and a substantially horizontal turbine that has inlets through the base and an outlet to the center of the cyclone in the tower and th... | 04/29/2008 |
| 7340898 | Solar-thermal powered generator A solar-thermal powered generator has an absorber assembly which includes a gas permeable body of light absorbing material operative to absorb incident light and convert the absorbed light into heat. The gas permeable body of light absorbing material is supported in... | 03/11/2008 |
| 7325401 | Power conversion systems Power generation systems and methods are provided with features directed to various innovations including ones relating to the conversion of concentrated solar and biomass energy to electricity, load-shifting of electrical power supply systems, gas turbine devices a... | 02/05/2008 |
| 7309926 | Solar-powered pumping device A solar-powered pumping device comprising: a solar power converter for generating power from sunlight; a pump driven by power from said solar power converter; an actuator for controlling the orient... | 12/18/2007 |
| 7296410 | Solar power system and method for power generation A solar-powered power generation system and an associated method are provided. The system includes at least one trough solar absorption device for heating a heat transfer fluid to a first temperature, and at least one tower solar absorption device for further heatin... | 11/20/2007 |
| 7276809 | Wind turbine assembly and related method Wind turbine assembly, and related method, is provided that exploits an aerodynamically enhanced wind region of a building in proximity to a parapet of the building. A wind turbine assembly includes a support assembly configured to couple to a building in proximity ... | 10/02/2007 |
| 7260934 | External combustion engine An organic Rankine engine used to power a vehicle is provided with a quick-start system of pumps, electric heaters or pistons to generate a pressure differential across the motor, prior to the engine reaching operating conditions. ... | 08/28/2007 |
| 7247953 | Solar energy conversion and transmission system A system consisting of one or more satellites carrying photovoltaic panels that capture solar energy and convert it to electricity for storage and transmission to earth by a microwave energy beam. The earth station absorbs the microwave energy beam in a pressurized ... | 07/24/2007 |
| 7208846 | Method and apparatus for generating electricity by waste airflow of air conditioning equipment A method and an apparatus of generating electric power by recycling waste wind energy produced by a heat dissipating ventilation machine of an air conditioning equipment comprise: a motive power end producing waste wind energy during its operation; a passive select ... | 04/24/2007 |
| 7191597 | Hybrid generation with alternative fuel sources A generating facility is provided for generating electricity from both solar and non-solar energy sources. The solar generating portion of the facility includes capability to directly generate electricity from solar insolation, or to store the solar energy in a tang... | 03/20/2007 |
| 7154190 | All-weather energy and water production via steam-enhanced vortex tower The space-saving, long operating, and cheap vortex plants of large power intensively combine solar, either waste and secondary, or geothermal heating of slightly pressured water with use of wind, giving competitive electricity and water production without firing of ... | 12/26/2006 |
| 7040106 | Air conditioning system with secondary compressor drive A secondary drive system for an air conditioner compressor includes a conventional air conditioning circuit having integrated therewith a secondary compressor drive. The secondary compressor drive includes an air motor for selectively operating the otherwise convent... | 05/09/2006 |
| 7040858 | Wind power generator, windmill, and spindle and blade of the windmill A wind power generator has a windmill for rotating the generator. The windmill includes a main vertical shaft, a rotor, and a wind-receiving blade. The rotor, fixed horizontally at the upper end of the main vertical shaft, comprises a flywheel, and a plurality of wi... | 05/09/2006 |
| 7026723 | Air filtering chimney to clean pollution from a city and generate electric power A solar chimney assembly including a chimney (3) is build using a mountain (11) as support. The chimney (3) receives air from a solar heat collector (1) that heats the air below it creating an updraft of air. The air goes up because of th... | 04/11/2006 |
| 6966184 | Photovoltaic power generating apparatus, method of producing same and photovoltaic power generating system A photovoltaic power generating apparatus is provided which comprises a single solar cell element formed on a substrate and a plurality of power conversion devices individually connected to the solar cell element for converting an output of the solar cell element. | 11/22/2005 |
| 6943461 | All-weather energy and water production via steam-enhanced vortex tower A wind vortex tower is enhanced by kinetic energy and heat of quasi-tangential and upward jets of saturated steam energizing, accelerating tornado-type flow and supporting stable electricity generation during the insufficient winds and calm. For action instead of ab... | 09/13/2005 |
| 6911744 | System and method for converting wind into mechanical energy A system for converting an airflow into mechanical energy includes a drawtube and an airflow turbine capable of converting an airflow through the drawtube into rotational mechanical energy. The drawtube includes a tubular member with first and second open ends and a... | 06/28/2005 |
| 6668555 | Solar receiver-based power generation system A solar receiver system (10) has a solar receiver (12) that receives sun rays (14) directed thereto. The receiver (12) has a heat pipe (26) having working fluid (38) therein. The first end (28) of heat pipe (26) and a second end (30) form a respective fir... | 12/30/2003 |
| 6532740 | Generator employing the Coriolis effect A system for employing the Coriolis effect for the generation and/or storage of energy generally comprises a vortex chamber for rotational acceleration therein of superheated, supersaturated water vapor and heated air and a water intake assembly and an ad... | 03/18/2003 |
| 6510687 | Renewable resource hydro/aero-power generation plant and method of generating hydro/aero-power A power plant and method for the generation of power from flowing air utilizes a generally vertically extending duct having an inlet open to atmosphere at an elevation above an outlet. A spray system is mounted adjacent the inlet for spraying droplets of ... | 01/28/2003 |
| 6484506 | Solar power enhanced combustion turbine power plant and methods Combustion turbine power plants and methods of operating the same are provided in which air is cooled using solar energy and supplied to an air inlet of the power plant to support combustion. Also, combustion turbine power plants and methods of operating ... | 11/26/2002 |
| 6237337 | Retrofit equipment for reducing the consumption of fossil fuel by a power plant using solar insolation Retrofit equipment includes an auxiliary gas turbine unit including an auxiliary compressor for compressing ambient air to produce compressed air, a solar collector that receives the compressed air for heating the same to produce heated compressed air, an... | 05/29/2001 |
| 6089021 | Power production plant and method of making such a plant This invention relates to a power production plant (10) and method. The power production plant includes a chimney (12), a conduit (18) in the chimney, the conduit having an inlet and an outlet, and a solar energy collector (30) having an outlet connected ... | 07/18/2000 |
| 5694774 | Solar energy powerplant A solar energy powerplant is described comprising a group of seven or more vertical towers open at both ends, these towers being mounted on a base structure in an equally spaced configuration with a single central tower surrounded by at least six towers. ... | 12/09/1997 |
| 5608268 | Solar chimney arrangement with a liquid filled non-evaporative area used to pre-heat a liquid filled evaporative area A solar chimney assembly including a chimney (1) for receiving fluid from a solar heat collector (6, 7), and a turbine (2) driven by the fluid. The solar heat collector, which increases the moisture content and the temperature of the air flowing past the ... | 03/04/1997 |
| 5395598 | Convection towers Convection towers which are capable of cleaning the pollution from large quantities of air, of generating electricity, and of producing fresh water utilize the evaporation of water sprayed into the towers to create strong airflows and to remove pollution ... | 03/07/1995 |
| 5381048 | Solar venturi turbine A solar venturi turbine includes an upwardly oriented venturi tube supported by a venturi support skirt. The venturi tube includes a tapered thermopane glass enclosure which allows sunlight to project therethrough and impinge on a tapered centrifugal fan ... | 01/10/1995 |
| 5300817 | Solar venturi turbine A solar venturi turbine includes an upwardly oriented venturi tube supported by a venturi support skirt. The venturi tube includes a tapered thermopane glass enclosure which allows sunlight to project therethrough and impinge on a tapered centrifugal fan ... | 04/05/1994 |
| 5284628 | Convection towers Convection towers which are capable of cleaning the pollution from large quantities of air and of generating electricity utilize the evaporation of water sprayed into the towers to create strong airflows and to remove pollution from the air. Turbines in t... | 02/08/1994 |
| 5271225 | Multiple mode operated motor with various sized orifice ports An apparatus powered by solar cell photon energy having a motor for rotating a drive shaft by the use of compressed air. The motor comprising: a housing having a circular cross section with a drive shaft extending therethrough; a rotor having concave cups... | 12/21/1993 |
| 4945693 | Concentric dome energy generating building enclosure This invention the concentric dome energy generating building enclosure makes possible the passive transfer of renewable energy from the wind and the sun into mechanical and/or electrical energy. This invention provides the means for moving thermal and/or... | 08/07/1990 |
| 4942736 | Method of and apparatus for producing power from solar energy The present invention provides a method of and apparatus for producing power from solar energy wherein a solar collector heats gas supplied to a gas turbine; compressors compress the gas, the gas being compressed and stored gas during a first period of ti... | 07/24/1990 |
| 4878349 | Atmospheric latent heat engine An atmospheric latent heat engine has a passageway extending from a converging entrance nozzle upward to an exit at a substantially higher elevation. Turbo generators, arranged within the passageway, can be powered to start up an air flow through the pass... | 11/07/1989 |
| 4801811 | Method of and means for generating electricity in an arid environment using elongated open or enclosed ducts Electricity is generated in an arid environment using an open duct such as a canyon that is closed at one end and open at the other by erecting an air dam at the open end of the canyon and locating an air turbogenerator in the base of the dam. The air in ... | 01/31/1989 |
| 4779006 | Hybrid solar-wind energy conversion system A system for producing electrical energy including a stack shaped and positioned generally as the letter "J" and having an intake portion, an exhaust portion and a conveying portion therebetween together with a vacuum producing mechanism associated with t... | 10/18/1988 |
| 4581897 | Solar power collection apparatus This invention provides a solar power collection apparatus, with a plurality of Earth surface supported reflectors (heliostats) which reflect sunlight onto a solar receiver which is upheld in an elevated position by one or more tethered aerostats. Variant... | 04/15/1986 |
| 4508971 | Two reservoir solar air-weight impelling hydro power system Using a two Reservoir System, a portion of the water moves from Reservoir to Reservoir. In its path, it collects air, which is expanded by Solar Energy, which helps to move weights, by an expanding and contracting float method to create substantial Hydro ... | 04/02/1985 |
| 4497177 | Wind generating means A system for obtaining air movement is disclosed which includes a basin of water covered by a solar energy-transmitting dome a spaced distance over the basin. The basin is located on a mountainside, adjacent a cliff, or the like. a surface type heat excha... | 02/05/1985 |
| 4491740 | Windmill power system The present invention relates to a windmill power system, particularly a passive solar powered windmill. Specifically, the present invention is directed to a windmill in which a solar chamber and a stack produce an upwardly flowing natural convection draf... | 01/01/1985 |
