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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 8438844 | Floatable wave energy converter and a method for improving the efficiency of a floatable wave energy converter A wave energy converter includes a housing having a forward end and an aft end. Three upstanding air chambers are located in the housing and three corresponding water accommodating ducts extend aft from the air chambers and terminate in aft water accommodating openi... | 05/14/2013 |
| 8424300 | Sea electricity energy production unit Sea Electrical Energy Production (SEEP”) unit (12) is disclosed for using the rise and fall of ocean waves to drive a hydraulic pump (18) which draws water through a turbine (14) to drive an electric generator (16). The crests and troug... | 04/23/2013 |
| 8393149 | Wind powered energy amplification system and method The present invention is comprised of a wind powered energy amplification method and systems for capturing wind power and harvesting tangentially amplified energy. The harvested tangentially amplified energy is converted, processed and stored for use for generating ... | 03/12/2013 |
| 8307640 | Apparatus for generating power The present invention, called a sludge rotary motor, pertains to an apparatus for generating power which generally comprises a wheel assembly including a wheel, an axle, a ring gear, and a plurality of paddles extending outwardly from the wheel. A housing is provide... | 11/13/2012 |
| 8297052 | Hydraulic electricity generator A hydraulic electricity generator has a drive device, a hydro-generator and a recovering tank. The drive device has at least one compressing unit, and each compressing unit has a storage tube and a compressor. The storage tube has a chamber, an inlet pipe, an outlet... | 10/30/2012 |
| 8291701 | System for generating electrical power and potable water from sea waves The invention pertains to a device and method for generation of electrical power from sea waves, with either simultaneous or no desalination of seawater. The device comprises a seaborne portion and a shore-side portion. The seaborne portion of the device comprises a... | 10/23/2012 |
| 8286425 | Energy conversion system with duplex radial flow turbine An energy conversion system, including a wave chamber, and a turbine wheel coupled to a shaft and fluidly coupled with the wave chamber. The energy conversion system may also include a first radial flow passage fluidly coupled with the wave chamber and the turbine w... | 10/16/2012 |
| 8272211 | Tide operated energy system An ocean tide energy conversion system is disclosed which uses incoming and outgoing tidal flows into a flume with a power wheel and power increaser to furnish power to a turbine pump to lift ocean water into an elevated holding reservoir. Electrical energy is produ... | 09/25/2012 |
| 8234861 | Free flow hydro-powered hydraulic ram The water powered hydraulic ram, when housed in a supporting water-tight structure deep within a moving body of water, functions essentially as a four cycle engine with water as it prime mover. It is a linear motor, just as if it were powered by ordinary fossil-base... | 08/07/2012 |
| 8215104 | Energy from subterranean reservoir fluid A system includes a collection of water at a first elevation, an aquifer at a second elevation lower than the first elevation and one or more fluid communication channels that facilitate fluid communication between the collection of water and the aquifer. A turbine-... | 07/10/2012 |
| 8209973 | Wave responsive electrical generator A wave responsive electrical generator device having a buoyant member connected to an anchor by a tether line member, the line member passing through a sheave mounted within the buoyant member and descending to a counterweight, whereby vertical motion of the buoyant... | 07/03/2012 |
| 8196396 | Compact design of using instream river flow and/or pump discharge flow technology added to differentials between head water and turbine location Systems and methods for using instream water flow velocity to increase hydro turbine output is provided. In one implementation, the system and method are adapted to harness the kinetic energy in flowing water, preferably in waste water spilling over low-head dams or... | 06/12/2012 |
| 8181455 | Power generating apparatus of renewable energy type and method for installing hydraulic pump It is intended to provide a power generating apparatus of renewable energy type that has a fixation structure of the hydraulic pump that can transmit large torque and can be processed with ease and at low cost even when the main shaft has a large diameter, as well a... | 05/22/2012 |
| 8127542 | Portable hydroelectric generating system Ancient Hydroelectric Company comprises a portable hydroelectricity producing system. Consumers are provided with a cost-effective and reliable system for providing substantially clean electricity generation without obstructing the water source or negatively affecti... | 03/06/2012 |
| 8096116 | Mooring of multiple arrays of buoy-like WECs For reducing the number of anchors required for mooring a plurality of WECs in a body of water, the WECs are arrayed in two patterns enabling the sharing of anchors among the WECs. One pattern comprises pluralities of WECs disposed in polygonal shaped cells with an ... | 01/17/2012 |
| 8074450 | Wind energy system with fluid-working machine with non-symmetric actuation The invention relates to a wind energy system with hydraulic energy transmission with non-symmetric actuation. The non-symmetric actuation is caused by valve control and mechanical means for controlling the actuation of the pistons. A cylinder unit is provided compr... | 12/13/2011 |
| 7980071 | Distensible tube wave energy converter A generally horizontal distensible tube (1) in the sea containing fluid and oriented in the direction of wave travel, the distensibility being chosen so that the propagation velocity of pressure waves inside the tube (bulge waves) is the same as the velocity ... | 07/19/2011 |
| 7946113 | Ocean wave electricity generator apparatus An electricity generating or other power distributing device that utilizes the energy stored in ocean waves as they approach the shoreline. A series of buoys, which are thus struck by said waves are thrust upward and outward, operating hydraulic pumps. Fluid is pump... | 05/24/2011 |
| 7918087 | System for relocating and converting potential energy of water without dams A water energy conversion system for convening the potential energy of water to electrical or mechanical energy, takes water at an inlet (105) from a higher elevation source, through a conduit (110) to a lower location. Then a riser (120) convey... | 04/05/2011 |
| 7877992 | Hydraulic power generation system driven by compression air produced by fluid A hydraulic power generation system driven by compression air produced by fluid is provided. The present invention is featured in that it employs more than one group of windmills which can be driven by wind power, or utilizes hydraulic power, such as a river flow, t... | 02/01/2011 |
| 7836689 | Oscillating water column energy accumulator The present invention relates to a method and apparatus for accumulating energy from an oscillating water column by transducing the water column oscillations to compress a fluid and accumulating the compressed fluid. ... | 11/23/2010 |
| 7743609 | Power plant with energy storage deep water tank A power plant that is used for storing energy during a low demand and returning the energy to a power plant during high or peak demand. A concrete tank is placed on the bottom of a deep body of water. A compressed air line connects the tank to a compressor and turbi... | 06/29/2010 |
| 7735317 | Buoyancy pump power system A system for generating electricity includes a buoyancy pump operable to convert wave motion from a body of water into mechanical energy. The buoyancy pump includes a buoyancy block that reciprocally moves in response to wave motion to pump an operating fluid that i... | 06/15/2010 |
| 7726123 | Wave energy device A wave energy device in the form of a self buoyant heave-resistant vessel (10) comprising two or more discrete flow paths into which water can be urged by wave action and a bi-directional energy extractor in fluid communication with said path(s) and atmospher... | 06/01/2010 |
| 7654082 | System of underwater power generation An underwater power generation system (10) that has a line member (30) that moves along a defined pathway. A number of foils (40) drive the line member using the flow of a water current. The defined pathway lies in a plane that is substantially ... | 02/02/2010 |
| 7584610 | Water cycling system with compressor motive force and with turbine electric power generator A water cycling system with compressor motive force and with turbine electric power generation, includes: (a) a water piping subsystem that has a circuitous loop means for continuously or intermittently circulating water in a loop, the loop having an upward flowing ... | 09/08/2009 |
| 7584609 | Buoyancy pump power system A system and method generating electricity includes converting wave motion into mechanical power. A fluid matter is driven as a function of the mechanical power to a reservoir. The fluid matter is flowed from the reservoir. At least a portion of a kinetic energy of ... | 09/08/2009 |
| 7578126 | Wave power installation A wave power installation is presented, comprising a flow chamber, an air-driven turbine disposed in the chamber and coupled with an electro-generator, a float having a cavity accumulating air, communicated with the chamber, a vacuum-creating ejector disposed in wat... | 08/25/2009 |
| 7555897 | Independent system of energy and heat supply The invention concerns devices of power supply and is intended for independent energy, heat and hot water supply of living and industrial premises. The system of independent energy and heat supply of living and industrial premises contains wind generator setup for e... | 07/07/2009 |
| 7530224 | Hydraulic speed-increasing transmission for water current powered turbine A hydraulic transmission system for use with at least one water current driven turbine rotor (6), low speed high pressure pump (24) is arranged to receive operational drive from the turbine rotor, and to deliver its output to a high speed hydraulic mot... | 05/12/2009 |
| 7520129 | Subsea pressure accumulator systems An accumulator system which, in certain aspects, has a body with three (or more) interior chambers, e.g. in one aspect first, second, and third chambers, the body having a first body end with a first opening, and a second body end with a second opening, an amount of... | 04/21/2009 |
| 7484363 | Wind energy harnessing apparatuses, systems, methods, and improvements Improvements to wind farms and wind generators for harnessing wind energy or generating electricity from wind. Secondary wind turbines are provided at particular locations within a wind farm to generate additional electricity, in some embodiments, using a common ele... | 02/03/2009 |
| 7436086 | Methods and apparatus for advanced wind turbine design A wind turbine system includes a variable blade assembly including adjustable sails and wing shaped masts expanding the wind velocity capture envelope. The blade assembly turns a hydraulic pump, which pressurizes fluid and stores the pressurized fluid in a chamber i... | 10/14/2008 |
| 7418820 | Wind turbine with hydraulic transmission A wind turbine includes a closed loop hydrostatic transmission. The rotor is directly coupled to a low-speed high torque hydraulic motor, which is pressure-reversible to act as a pump. A variable displacement, pressure compensated hydrostatic transmission receives t... | 09/02/2008 |
| 7377492 | Hydraulic liquid pumping system A system for concentrating gas, using the concentrated gas to pump liquid, and recycling the gas and liquid is disclosed. The system comprises a body of liquid, a down pipe in fluid communication with the body of liquid, a gas injection apparatus for introducing gas... | 05/27/2008 |
| 7372172 | Device and method for the generation of electrical energy Arrangement for generating electrical power from a flowing medium, wherein the arrangement includes a plurality of turbine generator units. At least some of the plurality of generator units are arranged at least one of one above another and one beside another. At le... | 05/13/2008 |
| 7371136 | Wave power A wave-powered water vehicle includes a surface float, a submerged swimmer, and a tether which connects the float and the swimmer, so that the swimmer moves up and down as a result of wave motion. The swimmer includes one or more fins which interact with the water a... | 05/13/2008 |
| 7365446 | Wind power plant having power module mounted on tower foundation and method for use in constructing same The invention relates to a method for constructing a wind energy plant and to a wind energy plant as such. An aim of one aspect of the invention is to provide a method for constructing wind energy plants at lower expenses and more rapidly. According to one aspect, a... | 04/29/2008 |
| 7355298 | Syphon wave generator Disclosed is a syphon wave generator for generating electric power from a wave-driven water body in a fast, easy, inexpensive and efficient manner such that the unit has few moving part, is very inexpensive to build and maintain and can withstand storms. The syphon ... | 04/08/2008 |
| 7352078 | Offshore power generator with current, wave or alternative generators An offshore power generator includes an offshore platform. Current, wind, wave and other renewable energy generators are mounted to the offshore platform. Each current generator has a shroud enclosing a set of blades. A hub member is located within the shroud and ex... | 04/01/2008 |
