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| Number | Title | Issue Date |
| 8099955 | Wave energy plant for electricity generation The invention herein proposed describes a plant operated by the movement of floaters (A) connected to horizontal arms (B). These arms (B) move hydraulic pumps (C), which inject water into the hyperbaric chamber (E). This chamber (E) supplies water through an outflow... | 01/24/2012 |
| 7352073 | Ocean wave energy converter having an improved generator and ballast control The ocean wave energy converter uniquely includes a generator with a rotating inner rotor surrounded by a counter-rotating outer rotor for generating electricity. A reciprocating drive rod drives the inner rotor on the downstroke of the drive rod and the outer rotor... | 04/01/2008 |
| 7327049 | Wave generator power plant The Wave Generator Power Plant converts the energy in sea waves into electricity. The wave motor portion of the power plant utilizes a buoyant, moving, semisubmerged, cone-shaped pontoon that is powered by the sea wave motion. The reciprocation is changed to rotary ... | 02/05/2008 |
| 7322189 | Wide bandwidth farms for capturing wave energy Disclosed herein is a system comprising a central controller; and a plurality of devices for capturing wave energy and converting into another form of energy; wherein the central controller is in operative communication with the plurality of devices to adjust an ene... | 01/29/2008 |
| 7315092 | Wave powered electric generating device Disclosed is a wave powered electric generating device for generating electric power from wave-driven water body in a fast, easy, inexpensive, and efficient manner such that the set up has less configurational complexity, involves easy installation and maintainabili... | 01/01/2008 |
| 7239038 | Apparatus for electrical signal generation based upon movement and associated methods A generator/sensor may include a pair of arcuate swing arms having respective opposing ends pivotally carried by a base so that the arcuate swing arms are transverse to one another and define a movable crossing point therebetween. A body may be carried by the arcuat... | 07/03/2007 |
| 7180203 | Electric generator The present invention is a water-wave energy transducer comprising: a support foundation and a wave-plate having an edge. A first edge of the present invention is pivotally attached to the foundation. The plate is disposed to be oscillatingly displaced by the action... | 02/20/2007 |
| 7131269 | Process and an apparatus for utilizing wave energy The invention relates to a method for utilising wave energy. In the method, the reciprocating movement of a water mass (5) in the vicinity of the bottom (6) of a water basin is adapted to actuate a body (2) or its part attached to the bottom of ... | 11/07/2006 |
| 7105939 | Electrical generator having an oscillator containing a freely moving internal element to improve generator effectiveness An apparatus and method for providing electrical energy to an electrical device by deriving the electrical energy from motion of the device. In one embodiment, the inventive apparatus includes a novel kinetic electrical power generator (KEPG) consisting of an invent... | 09/12/2006 |
| 7105942 | Plant, generator and propeller element for generating energy from watercurrents A plant, generator and rotating member for the production of power from currents in a body of water, comprising a fixedly mounted of floating structure, and a plurality of replaceable generator units (750) supported by the structure and which are driven by th... | 09/12/2006 |
| 7023104 | Wave energy conversion device for desalination, ETC An impulse-type “wave motor” employs a seabed-mounted or supported structure mounting a wave energy absorbing panel on a hinged lever arm for reciprocation motion to obtain optimal absorption of wave energy from wave motion in the sea. For deepwater wavelengths ... | 04/04/2006 |
| 7003947 | Gyro wave activated power generator and a wave suppressor using the power generator A gyro wave-activated power generator utilizing wave energy which has, as a component, a control moment gyro, and which comprises a floating body (1), a control moment gyro (5) supported by the floating body, and a power generator (10) connected... | 02/28/2006 |
| 6766643 | Wind and wave energy plant A wind and wave energy plant (1) comprises a windmill with a rotor (3) and a wave-actuated water pump that can drive a turbine whose output shaft is in driving connection with an electric generator. The windmill includes a tubular mill tower (2)... | 07/27/2004 |
| 6104097 | Underwater hydro-turbine for hydrogen production Hydro-turbine driven electrical generating unit, contained in a water tight bulb housing and submerged in a water current, is comprised of a combination of turbine runner, turbine shaft, turbine shaft seal, bearings, speed-increasing transmission, generat... | 08/15/2000 |
| 5889336 | Power generating installation A power generating installation located in a shallow water area of the sea for generating power utilizing a shallow water wave comprises a mooring member located either in the sea or at the sea bottom, a chain having one end connected with the mooring mem... | 03/30/1999 |
| 5798572 | Under water hydro-turbine energy generator design Hydro-turbine driven electrical generating unit, contained in a water tight bulb housing and submerged in a water current, is comprised of a rigid frame supporting a rotating system, consisting of a combination of turbine runner, turbine shaft, turbine sh... | 08/25/1998 |
| 5710464 | Power drive system for converting natural potential energy into a driving power to drive a power generator A power drive system which includes a water collecting barrel vertically fastened to the oceanic crust under the sea level and having a reduced top end connected to the power input port of a power generator; a plurality of water tubes radially connected t... | 01/20/1998 |
| 5664418 | Whirl-wind vertical axis wind and water turbine 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 turbin... | 09/09/1997 |
| 5582008 | Two stage turbine with piston/cylinder assembly positioned therebetween A turbine comprising first and second stages, the first stage being a power stage and the second stage being an exhaust stage, a piston-cylinder assembly is connected between the stages, a shaft extending between the stages has at least one throw thereon ... | 12/10/1996 |
| 5424582 | Cushioned dual-action constant speed wave power generator A wave power generator is substantially continuously driven by a pair of floats connected to a common drive shaft and positioned side by side along a line perpendicular to the direction of wave motion, one float being specifically designed to efficiently ... | 06/13/1995 |
| 5094595 | Labrador water-wave energy converter What has been invented is a machine that is planted on the ocean floor or set out floating on the ocean to convert the energy of the surfs into storable and consumable energies, such as, compressed air, etc., comprising: a multistage axial-flow piston com... | 03/10/1992 |
| 5084630 | Wave powered apparatus for generating electric power A wave powered generator incorporating a plurality of paddle and hydraulic cylinder units. Each paddle and hydraulic cylinder unit has a paddle in the path of waves and is pivotally supported to reciprocate and operate a hydraulic pump. Each hydraulic pum... | 01/28/1992 |
| 5052902 | Water-wave-energy converter What has been invented is a machine constructed according to the apparatus illustrated by FIG. 6 in Sheet 5/9, set out floating on the ocean to convert the energy of the water waves into storable and consumable energies, such as, compressed air, etc, comp... | 10/01/1991 |
| 4792290 | Wave actuated pump apparatus Wave actuated pump apparatus providing paired pump and main floats positionable in horizontally spaced relation on a body by liquid and joined together by an elongated arm having an end rigidly secured to a smaller pump float and an opposite end pivotally... | 12/20/1988 |
| 4781023 | Wave driven power generation system This invention relates to a system for the generation of useful energy from the power in ocean waves. The wave power generation system is an array of individual absorber units each consisting of a buoyant raft, connected to a stable mooring assembly by me... | 11/01/1988 |
| 4718231 | Assembly for harnessing wave and tide energy The assembly comprises an elongated float member which floats on the surface of a body of water having waves moving therealong. A support arm freely pivotally connects to the float member for maintaining the float member parallel to the surface of the wat... | 01/12/1988 |
| 4691514 | Water engine A water engine comprises two floats arranged to reciprocate vertically in respective water chambers. Water is admitted to each chamber in turn from a head of water and then allowed to exhaust to a lower level, thereby causing the floats to rise and fall. ... | 09/08/1987 |
| 4612768 | Tide activated generator Apparatus for mechanical storage of energy derived from the rotation of a first shaft and for driving a rotatable main shaft associated with a power generator comprising, in combination, means for rotating the first shaft, connecting means for communicati... | 09/23/1986 |
| 4610140 | Tide activated generator Apparatus for mechanical storage of energy derived from the rotation of a first shaft and for driving a rotatable main shaft associated with a power generator comprising, in combination, means for rotating the first shaft, connecting means for communicati... | 09/09/1986 |
| 4598547 | Kinetic energy transducing system A device is constructed to convert wave energy to drive an output shaft in rotation. The output shaft can be connected to a nautical vehicle propulsion system or to a power generation system. A float rides upon the undulating surface of a body of water an... | 07/08/1986 |
| 4586333 | Water engine A water engine comprises a float arranged for reciprocal movement in a chamber under the action of a head of water. The chamber is filled with water from an upper level by means of a valve and is emptied to a lower level by means of a further valve. A cro... | 05/06/1986 |
| 4580400 | Method and apparatus for absorbing wave energy and generating electric power by wave force According to the present invention, a simple, strong and economical resonant type apparatus for absorbing wave energy which can generate electric power at high efficiency, yet can withstand extraordinary sea phenomenon such as typhoon with minimum investm... | 04/08/1986 |
| 4541242 | Tide activated generator Apparatus for deriving energy from the rise and fall of a body of liquid to drive a rotatable main shaft associated with a power generator comprising, in combination, float means adapted to move substantially in a vertical plane in response to the rise an... | 09/17/1985 |
| 4499725 | Hydraulic machine The hydraulic machine according to the invention comprises a reservoir intended to be filled with a fluid, a rotor freely rotatably supported about a horizontal axis within the reservoir, the rotor being so shaped that the center of buoyancy and resultant... | 02/19/1985 |
| 4495424 | Plant for utilization of wind and waves A plant for the combined utilization of energy from both wind and waves includes a plurality of fluid flow engines for utilizing both energies, and generating power therefrom. Each engine includes blades for making use of the energy of the wind, and a flo... | 01/22/1985 |
| 4469955 | Float with means for compensating for tide height differences A float having depending fins and a curved surface on which waves impinge. The float provides an additional lift over and beyond its buoyancy. The float is coupled through a swivel to allow it to turn into the direction of waves. The float is additionally... | 09/04/1984 |
| 4464578 | Wave energy converter A wave energy converter comprising a float group including at least two floats connected by elongated rigid links disposed at a right angle to the direction of incidence of waves, which floats are free from the coastal ground and sea bed and allowed to he... | 08/07/1984 |
| 4462762 | Wave action machine A wave powered machine comprising a plurality of cylindrical floats connected to triangular arms. A pump is connected to each arm so to be actuated by rocking motion of each arm when each float rises and falls due to wave action.... | 07/31/1984 |
| 4453894 | Installation for converting the energy of the oceans An installation for exploiting the energy of oceans, comprising at least one floating-member, or float, capable of moving along the surface of the sea under the action of waves, at least one reference-member deeply submerged, said reference-member being s... | 06/12/1984 |
| 4448020 | Energy generating device A device for generating power from the energy of waves in a body of liquid employs a buoyant reaction element and at least one displacement element which can move back and forth to react against the reaction element. The movement of the displacement eleme... | 05/15/1984 |
