Patents
Sitemap › F03 - Machines or engines for liquids; Wind, spring, or weight motors; Producing mechanical power or a reactive propulsive thrust, not otherwise provided for › F03B - Machines or engines for liquids › F03B 17 - Other machines or engines
Patents for F03B 17 - Other machines or engines (5,086)
11/2003
11/12/2003EP1360413A1 Energy generating system
11/11/2003US6644026 Buoyant-orbicular-seesaw-system (BOSS)
11/05/2003CN2584853Y Buoyancy generating device
11/05/2003CN1454290A System for the exploitation of tidal-and river current energy
10/2003
10/30/2003WO2003089786A1 Apparatus for converting gravitational energy to electrical energy
10/30/2003WO2003089767A1 Buoyant-orbicular-seesaw-system (boss)
10/30/2003US20030201645 Eolic marine electrical generator GEEM
10/30/2003CA2520500A1 Apparatus for converting gravitational energy to electrical energy
10/30/2003CA2465690A1 Buoyant-orbicular-seesaw-system for storing constant clean energy
10/28/2003CA2328580C Power plant that produces energy through the potential energy of liquids
10/23/2003US20030197383 Apparatus for converting gravitational energy to electrical energy
10/16/2003WO2002063173A3 Force generating apparatus
10/16/2003US20030192310 Buoyant-orbicular-seesaw-system (boss)
10/14/2003US6631613 Buoyancy engines for utilization of excess compressed gas by industry
10/09/2003WO2003083293A1 Apparatus for generating electricity using flowing water
10/09/2003WO2003083292A1 Underwater current generator
10/09/2003DE20312364U1 Converter for transforming underwater flows into electrical energy, has foldable blades arranged on toothed belt arranged on two horizontal shafts
10/08/2003EP1350276A2 Piezoelectric micro-transducers, methods of use and manufacturing methods for same
10/08/2003CN2578542Y Buoyant power generator
10/02/2003WO2003081034A1 Wind energy conversion device
10/02/2003WO2003081030A1 Extracting power from a fluid flow
10/02/2003WO2003081029A1 Extracting power from a fluid flow
10/02/2003WO2003081028A1 Engine for utilising energy of flowing medium
10/02/2003US20030185666 Vertical axis wind turbine
10/01/2003EP0830506B1 Helical turbine for power and propulsion systems
10/01/2003CN2576997Y Keg float circulating double potential-energy prime motor
09/2003
09/30/2003US6626638 Ribbon drive power generation for variable flow conditions
09/28/2003CA2377429A1 Under water prop for electricity hydro
09/18/2003WO2003076798A1 Buoyancy-activated motor
09/12/2003WO2003075453A2 Apparatus for amplifying power
09/12/2003WO2003074867A1 A method and apparatus for converting energy and application of the co nverted energy to produce electric energy
09/12/2003WO2003074793A2 Vertical chamber comprising a mixer with a helical ramp (hard/rocky soil)
09/11/2003US20030168860 Air-driven electric power generator
09/11/2003US20030167760 Self-powered-hydro-electric-power generator
09/11/2003DE20300848U1 Waterpower station, has E-motor mounted over rising mains in water at ueach end of basin
09/10/2003CN1441162A Method and device for utilizing buoyancy of air bag to produce work
09/10/2003CN1441161A Electricity generation with static water
09/09/2003US6616403 Floating electric generator
09/04/2003WO2003072937A1 Working wheel with compartments for use in calm waters
09/03/2003EP1339982A1 Device for the utilisation of wave energy
08/2003
08/27/2003CN1438421A Floatage energy conversion machine
08/27/2003CN1119526C Buoyancy power generator system
08/21/2003WO2003069755A2 Buoyancy-driven electric power generator
08/21/2003WO2003069158A2 Oscillating liquid ballast electricity generator
08/14/2003US20030151258 Buoyancy-driven electric power generator
08/07/2003WO2003064860A1 Ribbon drive power generation for variable flow conditions
08/07/2003US20030147305 Inexhaustible prime mover
08/07/2003US20030145589 Fluid displacement method and apparatus
07/2003
07/31/2003WO2003062671A1 Apparatus for transforming a rotative motion
07/31/2003WO2003062635A1 Hydroelectric machine
07/30/2003CN2563324Y Auxiliary moment device relied on gravity to produce torque
07/17/2003WO2003058058A1 Device for using buoyancy energy
07/17/2003WO2003058057A1 Device for using buoyancy energy
07/17/2003WO2002084754A3 Piezoelectric micro-transducers, methods of use and manufacturing methods for same
07/15/2003US6592335 Ribbon drive pumping apparatus and method
07/10/2003WO2003056170A1 Hydroelectric generator
07/10/2003WO2003056169A1 Underwater power station
07/10/2003US20030127860 Recirculating hydroelectric power generation system
07/09/2003CN1428506A Method capable of continuously producing hydraulic differential power and its equipment
07/03/2003WO2003054386A1 Flow pipe comprising a water turbine having a variable cross-section
07/03/2003US20030123983 Self-trimming oscillating wing system
06/2003
06/26/2003WO2003052266A1 Energy extraction from ocean depths
06/26/2003US20030116971 Method and apparatus for an automatic revolution of a floating device
06/26/2003DE20202715U1 Implosion power unit has tower with closable underwater and roof openings and admits water to drive a turbine using air pressure control
06/20/2003CA2365650A1 Self-trimming oscillating wing system
06/18/2003EP1144865B1 Method for utilizing the energy of wind or water
06/12/2003WO2003048566A1 Apparatus using buoyancy
06/06/2003CA2364082A1 The two circuit of water: 1. open natural flow of water 2. close flow of water connected in one mechanical aggregate for producing electricity
06/05/2003WO2003046375A1 Submerged water current turbine
05/2003
05/30/2003WO2003025385A3 Underwater ducted turbine
05/27/2003US6568181 Apparatus for extracting power from a fluid flow
05/21/2003EP1312800A1 Pump-turbine energy source
05/21/2003EP1311758A1 Method for producing energy and an apparatus producing energy
05/21/2003CN2551779Y Environmental protection energizing power device
05/15/2003WO2003040553A1 An electric power generator using
05/07/2003CN1107801C Lift motor
04/2003
04/29/2003US6555931 Renewable energy systems using long-stroke open-channel reciprocating engines
04/22/2003US6551053 Hydro-electric generator
04/15/2003US6546726 Gravity power plant
04/10/2003WO2003029646A1 A power station
04/10/2003WO2003029645A1 Power generator and turbine unit
04/09/2003EP1299642A1 Hydraulic turbomachine
04/09/2003CN1409004A Machine for using buoyancy and gravity
04/03/2003WO2003027495A1 Device for multiplying a force, increasing pressure and converting energy using counterforce systems
03/2003
03/27/2003WO2003025385A2 Underwater ducted turbine
03/27/2003US20030059292 Water and gravity driven turbine systems and methods
03/26/2003CN1405447A Fully-enclosed air-bottle hydrostatic buoyancy engine
03/18/2003US6534881 Waterwheel power generating device
03/11/2003US6531788 Submersible electrical power generating plant
03/06/2003DE20212064U1 Device for construction of fluid motor has water container installed in water reservoir and closed on three sides with open side on bottom of reservoir, and completely filled with water and protruding from reservoir like tower
03/05/2003EP1287258A1 System for the exploitation of tidal- and river current energy
03/04/2003US6527520 Ribbon drive pumping with centrifugal contaminant removal
02/2003
02/26/2003CN1399708A Hydro-power generation for water treatment system
02/20/2003WO2003014565A1 Wind or water generator with rotating blades
02/19/2003EP1284364A2 Water power installation
02/13/2003WO2003012288A1 Pulsation type water raising and falling equipment
02/13/2003WO2003012287A1 Gravity electrical generating system
02/13/2003US20030032343 Wind and water motor
02/06/2003US20030024238 Habitat hydro scheme
02/05/2003EP1281862A1 Run-of-river turbine
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