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7862290 |
Fluid energy-harnessing apparatus
Apparatus for harnessing energy from wind comprises upper and lower continuous-loop trackways defining a continuous loop path and a series of connected, movable wind foils. Each wind foil has a...
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7785065 |
Apparatus for converting water current into electricity
A low-profile apparatus for converting water current into electricity. Fabric scoops are spaced along a continuous belt and, when submerged in a current of moving water, are pushed by the current...
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7553385 |
Cold gas dynamic spraying of high strength copper
A process for forming an article, such as a combustion chamber liner, comprises the steps of providing a mandrel formed from a material, such as an aluminum containing material, having a net shape...
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6809430 |
Conveyor-type fluid energy-harnessing apparatus
A conveyor-type apparatus harnesses energy from a fluid flow, for example a river or a tidal flow region, and comprises a support structure, a continuous-loop, flexible driven element, for example...
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6435827 |
Apparatus for generating a fluid flow
An apparatus for generating a fluid flow is disclosed that circulates a plurality of spaced blades or airfoils attached to one or more drive belts about two or more spaced rotatable members. Each...
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5744871 |
Wind system for electric power generation
The system is provided with a number of blades (3) having a biconvex profile and transversely connected to the outside of a flexible transmission line (2) comprised by two or more elements,...
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5134305 |
Wind power machine
Wind powered apparatus for attachment to a generator is provided to produce electricity. A series of foldable sails are attached to an endless chain having upper and lower reaches. Guide means...
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5056447 |
Rein-deer kite
What has been created is a new form of an equipment/kite that carry weight in mid-air regardless of fuel and/or wind, which converts the wind energy into mechanical energy by acting as a sail in a...
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4930985 |
Wind power plant
In a wind power plant having wind surfaces which are moved by air currents and coupled to a generator and are guided in longitudinal frames so as to be staggered one behind the other and are...
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4859146 |
United sail windmill
The object of this invention is to provide a large scale but low cost windmill by maximizing wind-contact out of the least cost of materials with least cost of maintenance. This is attained by...
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4619582 |
Apparatus for recovering the energy of a moving fluid
Apparatus for recovering energy from a moving fluid, comprising a frame that rolls on a circular track about a vertical upright that is secured to the ground. Vanes on the frame respond to fluid...
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4589344 |
Monorail conveyance system for wind or water powered generator apparatus
A novel wind or water powered generator apparatus is provided for generating substantial quantities of electricity. The apparatus includes a plurality of sail-driven cars connected to form a...
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4572962 |
Apparatus for extracting energy from winds at high altitudes
A wind-operated power-generating module for operation at high altitudes such as 1000 meters comprising a frame structure mounting a pair of vertically-separated parallel shafts around which pass...
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4303834 |
Cable wind mill
Disclosed is a wind power generating apparatus for producing megawatt levels of power. The apparatus comprises at least one endless flexible cable supported on the peripheries of two spaced apart...
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4302684 |
Free wing turbine
Apparatus to convert wind energy into mechanical and electrical energy including a variable pitch air-foil supported by tension guy wires on a wheeled structure constrained to move upon a...
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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...
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4175910 |
Windmotor as a windbreak
This invention relates to a windmotor as a windbreak fence. The windmotor serves as a shelter from the wind by converting part of the windenergy into useful energy and part of it into whirling...
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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...
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4124182 |
Wind driven energy system
Method and apparatus using parakites, or modified parachutes, for capturing wind energy and for converting the consequent wind-induced linear motion to shaft rotation. The parakite apparatus...
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4093398 |
Wind driven power mechanism
A base member is disposed longitudinally in the direction of wind movement and has a pair of parallel endless carriers on opposite sides thereof. These carriers are arranged to move over an upper...
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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...
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4021140 |
Variable geometry windturbine
An omnidirectional turbine providing a rotational output of one sense in response to fluid flow approaching the turbine from any direction parallel to its plane of rotation. The invention is...
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3992125 |
Underwater power apparatus with furlable sails as working members
Underwater power apparatus for harnessing a flowing river or large stream, includes blades or sails moving within a housing and in a circuit on a power leg and return leg. The housing directs the...
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3965846 |
Endless belt propulsion device for a high speed boat
A special high-speed boat fixed with a propeller unit under a hull, is provided. The propeller unit includes a plurality of wheels which are arranged in a space provided in the propeller unit. An...
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3924827 |
Apparatus for extracting energy from winds at significant height above the surface
A bouyant wing is tethered to a line an appreciable distance above the surface where the winds are at higher speed than at ground level, the other end of the line(s) is attached, for example, to an...
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3887817 |
Power generating device
A power generating device comprises a continuous elongated flexible loop member having opposite loop ends and adapted to be suspended in a current of flowing fluid. The loop member is trained...
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3730643 |
WIND POWER MACHINE
A wind power machine in which a plurality of sails connected to an endless chain move about an endless horizontal track to drive an electric generator. Each sail is mounted on an individual truck...
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3610772 |
BLADED ROTOR
A turbomachine rotor of alternating bladed rings and spacer rings, the bladed rings including blades welded to a rim, a web extending radially inward from the rim, and flanges extending from both...
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3504988 |
MEANS FOR HARNESSING NATURAL ENERGY
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2994516 |
Fluid agitating device
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