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4295783 Fluid turbine  
A fluid turbine designed for increased power output including an annular housing provided with a semispherical dome for directing incoming fluid flow from a fluid source in an angular and downward...
4292535 Modular current power apparatus  
A modular apparatus which converts the work of water flowing in a waterway into usable power. The apparatus comprises a plurality of modules, and each module comprises water contacting blades which...
4288704 Wind driven generator with blade protecting means  
A wind driven generator comprising a shaft having one end rotatably mounted in the apex of a conical wind deflector, a wind wheel keyed on the shaft in an open housing behind the deflector. An...
4288703 Large diameter hydroelectric machine  
An hydroelectric machine is disclosed wherein the rotor of an electric machine is arranged around the rotor of a hydraulic machine, the internal rotor comprising the turbine blades which engage the...
4284899 Gravity fed power generator  
A power supply generator system including a fuel cell, an impulse turbine, an electrolyzer and a regulator battery which serve to supply each other and a consumer with energy. The fuel cell...
4284900 Closed loop energy conversion system  
An energy conversion system utilizing gravity flow of water from a high elevation to sea level utilizing gravity to provide large pressure gradients in pipe lines as large quantities of water move...
4282444 Method for deep shaft pumpback energy generation  
A method and apparatus are disclosed for converting the potential energy stored in an upper reservoir of water into electrical energy, whereby, during periods of high energy demand, water is...
4276481 Fluid velocity actuated structure for a wind mill/water wheel  
A fluid velocity actuated structure for a wind mill/water wheel, comprising an elongated cylinder with blades/fins hingedly supported thereon. When exposed to the driving force the one blade/fin...
4274009 Submerged hydroelectric power generation  
Electric power is generated by power generators submerged to a substantial depth in a body of moving water. The generators are housed in bodies configured to create a large pressure differential...
4272686 Apparatus for converting hydraulic energy to electrical energy  
An improved electric power plant (10) includes a water turbine (30) and a drive wheel (34) contained within a housing (22) for converting hydraulic energy to electrical energy. The housing (22)...
4270056 Undershot current motor  
An undershot current motor is provided wherein a horizontal drive shaft is mounted on a float moored or anchored in moving water, the drive shaft being transverse to the moving water below, the...
4262211 Liquid storage device and energy generator  
A system of floating, elongate, liquid storage containers are arranged in circular fashion for rotation about a generator positioned centrally of the system. The containers may be floated in...
4262210 Devaporizer-windmill system and apparatus  
A devaporizer-windmill system wherein a rotary fan-like separator and motor-generator functions as a vertical, wind-powered, electric generator which also dehumidified the through going air and...
4258271 Power converter and method  
A method of and apparatus for increasing the power output of an impeller which is mounted in a stream of free flowing fluid, such as water or air. A portion of the free flowing fluid is received by...
4248043 Apparatus for storing energy and generating electricity  
Disclosed is apparatus for storing energy and generating electricity. The apparatus comprises (1) first means (10) for storing energy in the form of compressed gas and (2) second means (12) for...
4241283 Hydro-electric power plant  
A hydro-electric power plant for use in any location having flowing streams of water including a diversion dam which extends part way into the flowing stream to divert water to a spillway which...
4224527 Fluid flow intensifier for tide, current or wind generator  
A method is described of intensifying a relatively slow speed natural substantially horizontal flow of a natural fluid, such as a tidal flow, as opposed to a tidal rise, or a river flow, the...
4219304 Water turbine  
This turbine is pontoon supported on a body of water, and it consists primarily of a pair of angularly disposed and spaced-apart rotors, which when in operation, will cause a minimal amount of...
4211076 Energy convertion engine  
The present invention provides a new method of obtaining energy without using fuels. Basically the device consists of a conveyor belt that contains a continuous arrangement of cells or pockets that...
4210821 Apparatus for extracting energy from movement of water  
This invention relates to apparatus for converting into useful energy movements imparted thereto by movement of water, preferably sea waves and/or sea currents, the apparatus comprising two or more...
4208873 Fluid flow energy extracting device or wind dam  
A device for extracting energy from gaseous or liquid fluid flows, comprising two or more foils having openings on the foils' outer surface to tap the low and high pressures created by the fluids...
4205943 Hydro-electric generator  
The efficiency of a hydro-electric generator is improved by providing open-ended hollow tubes having influx ends proximate the axis and efflux ends proximate the periphery of a fan-bladed turbine....
4193265 Transducer for converting the energy of ocean currents  
A transducer for converting the energy of ocean currents to the energy of a high-pressure fluid comprises a plurality of transducer units each including a sea-water channel, a plenum room overlying...
4188546 Hydraulic turbine with vertical axis  
A hydraulic (water) turbine for the generation of electrical power has a single vertical shaft upon which are mounted the turbine rotor, the flywheel, the generator rotor, the oil pump, and the...
4182123 Hydraulic power plant  
A hydraulic power plant has a reservoir with a dam wall, a water turbine connected to a generator, a penstock extending from the reservoir to the water turbine and passing over the dam wall without...
4163905 Electric generating water power device  
A submerged water power machine in which a plurality of vertical blades are connected to two endless chains, one located at the top ends and the other located at the bottom ends of the blades. The...
4163904 Understream turbine plant  
An understream turbine plant is provided for generating electrical power by means of the flow of an understream effluent, such as the Gulf Stream off the Atlantic seaboard coast. Each turbine plant...
4156347 Process for actuating a hydraulic prime mover through conversion of energy in water current  
Process for actuating a hydraulic prime mover through conversion of energy in water current wherein the arrangement for carrying out the process comprises at least one set of three coaxially...
4151424 Apparatus for utilization of energy from fluids  
Improved apparatus for withdrawing useful energy from a fluent medium, the apparatus comprising supports with tension members spanning the distance between them, foils distributed along the tension...
4151423 Flowing saline water magnetohydrodynamic electric generator  
A magnetohydrodynamic electric generator for the direct energy conversion of the kinetic energy of saline water flowing through a magnetic field, preferably in the constricted part of a duct. Means...
4149092 System for converting the randomly variable energy of a natural fluid  
Emitters and rotary hydraulic displacement pumps are associated with one or a number of propeller-type transducers and connected to receivers each having a rotary hydraulic displacement motor...
4142823 Current power plant  
A current power plant including a shaft mounted turbine wheel for employment in water current, a housing adjacent said impellar and to which the shaft extends, a ramp positioned on the upstream...
4142367 Domestic water pressure-flow powered generator system  
A fluid motor including a rotatable output shaft and a fluid inlet and a fluid outlet is provided for serial connection in a domestic water system supply pipe. A rotary electrical generator is also...
4135364 Air lift pump energy conversion apparatus  
This apparatus has a plurality of vertical lift tubes immersed in water and arranged to discharge water into a hood at their upper ends for driving a turbine-like fluid motor. Each lift tube...
4128800 Vehicular battery charging system  
A vehicular battery charging system particularly adapted for railroad cars such as cabooses, in which an axle drive/hydraulic pump unit is coupled to the end of an axle via a flexible coupling and...
4118636 Thermal air powered electric generator system  
In combination, a generally conical structure for collecting air and providing a confined space for solar heating of such air, connected, at the upper end of the conical structure, with a...
4104536 Stream -or river-powered turbine  
A stream -or river-powered turbine consists of an elongated cylinder with radially-extending vanes, each vane having at its root a plurality of axially-spaced flap valves opening and closing...
4102291 Electrical generator for a sailboat  
A sailboat is provided with an electrical generator that is connected to its on-board battery. A propeller immersed in the water is connected via a flexible shaft to the input of this generator so...
4095422 Vertical-axis composite swinging-blade water wheel  
This invention relates to an improved vertical swinging-blade water wheel for converting a kinetic energy of a substantially horizontal stream into mechanical energy in which a pair or pairs of...
4095918 Turbine wheel with catenary blades  
A turbine wheel on a horizontal axis is coaxially mounted within a primary nozzle, for support in a fluid current below a platform carrying electrical power generation equipment. The turbine wheel...
4053253 Power generating apparatus  
A power generating apparatus, the construction and size of which may vary from a relatively small domestic version for individual homes to a larger commercial version for power stations, comprises...
4053787 Modular hydroelectric power plant  
A modular hydroelectric power plant which converts energy of water flowing in a stream into electric power. The plant comprises a plurality of modules which are removably mounted on piers embedded...
4049300 Fluid driven power producing apparatus  
An apparatus for generating electric current by the force of a fluid in motion. The device comprises a support structure; two substantially parallel axles positoned in an alterable vertically...
3986787 River turbine  
A turbine wheel on a horizontal shaft is coaxially mounted within a primary nozzle, for support in a river current below a platform carrying electrical power generation equipment. The turbine shaft...
3984698 Waterwheel driven electrical generator  
An electrical generator system including a waterwheel apparatus as a prime mover. The waterwheel apparatus as a plurality of pivoted buckets mounted in circumferentially spaced relation around a...
3980894 Flow tubes for producing electric energy  
An apparatus for producing electrical energy from unused, wasted, running rivers, ocean tides, and the like without creating any air pollution or harming the environment; the apparatus consisting...
3978345 System for utilizing energy in a fluid current  
Foil elements capable of generating lift forces and converting such forces into rotational movement of a body are suspended and submerged in a flowing stream or fluid current. Control means are...
3974396 Electric generator arrangement  
An electric generator arrangement has at least two wind or water wheels rotatably mounted on a common stationary shaft and coupled such that they rotate in opposite directions with a given ratio or...
3970859 Hydro-electric generation of power from small bodies of water  
The following specification discloses a means of converting a head of water from a lake into electric power by directing a flow of water onto a turbine disposed in a crib built below the floor of...
3958130 Hydroelectric generating system  
A hydroelectric generating unit includes a generator shaft about which buckets are pivotally mounted on a common carrier for travel in a common path at equal angular intervals. The bucket carrier...