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Matches 301 - 350 out of 723

Document Document Title
WO/2010/060911A1
A wind power generator, composed of at least one pair of supports (2a, 2b), which optionally can rotate and tilt, each for a shaft (16a, 16b) having a vertical axis to which at least two pulleys (17a, 17b, 17c, 17d) are keyed which are a...  
WO/2010/062788A2
A direct current brushless electric machine is described that comprises a sequence of permanent magnets where the N and S magnetic poles being alternately arranged adjacent to each other, each exerting a magnetic field; phase coils are c...  
WO/2010/062788A3
A direct current brushless electric machine is described that comprises a sequence of permanent magnets where the N and S magnetic poles being alternately arranged adjacent to each other, each exerting a magnetic field; phase coils are c...  
WO/2010/053389A2
The subject of invention is a method of receiving energy from preferably synthetic ropes to which are fastened hang-gliders and kites with large surfaces, which, rising alternately, drive electrical generators, and a wind power plant. Wh...  
WO/2010/053389A3
The subject of invention is a method of receiving energy from preferably synthetic ropes to which are fastened hang-gliders and kites with large surfaces, which, rising alternately, drive electrical generators, and a wind power plant. Wh...  
WO/2010/037335A1
A sailboat typed above-water wind power generator includes a main shell body (1), a plurality of floating sails (2), a power arm (3) and a generating device (4), wherein the main shell body (1) is on the centre and is connected with the ...  
WO/2010/031853A3
A generator for generating energy comprises a structure having a longitudinal axis. A drive shaft is movable by an external force, the drive shaft being arranged to move in a first plane which is substantially perpendicular with respect ...  
WO/2010/030895A3
A wind turbine having a frame supporting a pair of rotatable axels, each having a pair of sprockets disposed on opposed ends thereof, the axels being parallel and vertically spaced from one another. Endless chains are deployed about vert...  
WO/2010/027774A1
A reaction energy harvester capable of providing motion from fluid flow, including a foil/wing capable of being rotated to present the foil/wing so that the maximum lift is generated. The lift is created by the fluid flowing past the foi...  
WO/2010/020263A3
The invention relates to an aerodynamic wind propulsion device, particularly for watercrafts, comprising an aerodynamic wing being connected to a steering unit located below the aerodynamic wing via a plurality of tractive lines, a tract...  
WO/2010/020263A2
The invention relates to an aerodynamic wind propulsion device, particularly for watercrafts, comprising an aerodynamic wing being connected to a steering unit located below the aerodynamic wing via a plurality of tractive lines, a tract...  
WO/2010/017630A1
A system for generating electricity from wind power having a kite member, having a variable air surface, a plurality of control cables extending between the kite member and a ground station, the ground station having a main mast, the mai...  
WO/2010/015720A2
A solution for generating energy from a fluid flow (105) is proposed. A corresponding energy generation system (100;500;600) includes energy conversion means (120;520), sail means ( 130;530a,530b) switchable between an active condition f...  
WO/2010/015821A2
An apparatus for generating power from a fluid stream flowing along a stream bed, comprising a base, the base comprising a lower face for resting on the stream bed; a foil arm pivotally connected to the base; and, a foil pivotally connec...  
WO/2010/015720A3
A solution for generating energy from a fluid flow (105) is proposed. A corresponding energy generation system (100;500;600) includes energy conversion means (120;520), sail means ( 130;530a,530b) switchable between an active condition f...  
WO/2010/012888A3
Electricity generator that generates electricity from a moving fluid, comprising a duct delimited by two end plates (1) between which there is positioned a membrane (5) so that it can be subjected to the action of a flow of fluid enterin...  
WO/2010/012888A2
Electricity generator that generates electricity from a moving fluid, comprising a duct delimited by two end plates (1) between which there is positioned a membrane (5) so that it can be subjected to the action of a flow of fluid enterin...  
WO/2010/009434A2
A power generation system (20) including an airborne electricity generator (30), a tether assembly (40) configured to carry electricity from the generator to land, the tether assembly having a first end portion (42) coupled to the genera...  
WO/2010/009434A3
A power generation system (20) including an airborne electricity generator (30), a tether assembly (40) configured to carry electricity from the generator to land, the tether assembly having a first end portion (42) coupled to the genera...  
WO/2010/002318A1
A device for converting wind energy into a reciprocating motion. The device has a sail (1) that extends in a main wind direction (W) and pivotally oscillates when subjected to wind. The sail (1) is connected to a first support (3) that i...  
WO/2009/147692A2
An infrastructure for tropospheric aeolian generator is described, which comprises a rotary basement (1), at least one orientable arm (2), at least one ventilation plant (3), at least one system (4) for supporting at least one wing (7), ...  
WO/2009/147692A3
An infrastructure for tropospheric aeolian generator is described, which comprises a rotary basement (1), at least one orientable arm (2), at least one ventilation plant (3), at least one system (4) for supporting at least one wing (7), ...  
WO/2009/142979A2
An airborne system (10) for producing electricity from wind energy includes a shaft (12), at least two turbines (16, 18) rotatably mounted to the shaft (12) and arranged to rotate independent of one another and in opposite directions whe...  
WO/2009/142979A3
An airborne system (10) for producing electricity from wind energy includes a shaft (12), at least two turbines (16, 18) rotatably mounted to the shaft (12) and arranged to rotate independent of one another and in opposite directions whe...  
WO/2009/142514A1
The present invention relates to a wind turbine with a vertical axis of rotation. The wind turbine includes at least one set of blades connected to a travel assembly which engages a closed loop track, the track being inclined with respec...  
WO/2009/135383A1
A cantilever tower wind energy utilization device includes a circular wind turbine group or a chain-linked wind turbine group having a rotary wheel and a cantilever frame (12) having two cantilevers. The cantilever frame (12) is connecte...  
WO/2009/130323A2
Wind turbine, blade for a wind turbine, segment for a blade for a wind turbine, method for the production and assembly of a wind turbine. Wind turbine with a tower and blades and a vertical rotational axis. The wind turbine is provided w...  
WO/2009/131278A1
The present invention provides an aerial wind power generating system which has an improved structure such that despite light wind, satisfactory wind power generation can be ensured, and such that it is easy to install and remove the sys...  
WO/2009/130572A3
System for generating electrical energy comprising a blade (2) adapted to be moved along random directions due to the movement of a fluid. Such system comprises means for transmitting the movement of the blade to a magnetic force device ...  
WO/2009/130323A3
Wind turbine, blade for a wind turbine, segment for a blade for a wind turbine, method for the production and assembly of a wind turbine. Wind turbine with a tower and blades and a vertical rotational axis. The wind turbine is provided w...  
WO/2009/127129A1
A nature fluid energy utilization and conversion apparatus comprises two parallel supporting bodies(1), and a rope body (2) extends two supporting bodies(1). One end of the rope body(2) is fastened at top(3) of one supporting body, and t...  
WO/2009/126337A9  
WO/2009/126337A2  
WO/2009/126337A8  
WO/2009/122754A1
Provided is a power generator using a floating object and exhibiting a further improved power generation efficiency. The power generator (1) is provided with the floating object (2) having a floating body (21) for catching the wind, a po...  
WO/2009/115253A3
The invention relates to wind power plants, wherein an airfoil, using side rudders bringing about independent alignment of the airfoil to the wind direction, periodically slides upward or downward due to the wind force in an upward or do...  
WO/2009/115253A2
The invention relates to wind power plants, wherein an airfoil, using side rudders bringing about independent alignment of the airfoil to the wind direction, periodically slides upward or downward due to the wind force in an upward or do...  
WO/2009/110997A3
An oscillating windmill (10) having the ability to generate electrical power by mechanically capturing the power of the wind. The oscillating windmill (10) utilizes a rigid mast having a plurality of vanes (12) rotatably coupled about an...  
WO/2009/106922A1
A shaftless wind turbine includes a vertical structure in which is located a wind driven rotor (1, 2, 3, 4) The vertical structure has a plurality of columns (14) located about an outer circumference and a hollow circular core (10) locat...  
WO/2009/100211A2
A system includes at least one body, a link for suspending the body for movement with gravity from a first elevation position to a second elevation position, and an electrical energy generator coupled with the body through the link to dr...  
WO/2009/100211A3
A system includes at least one body, a link for suspending the body for movement with gravity from a first elevation position to a second elevation position, and an electrical energy generator coupled with the body through the link to dr...  
WO/2009/100211A9
A system includes at least one body, a link for suspending the body for movement with gravity from a first elevation position to a second elevation position, and an electrical energy generator coupled with the body through the link to dr...  
WO/2009/099683A3
A rotor having at least two flightings includes a plurality of elongated support ribs rigidly interconnecting at axialIy spaced intervals, the outer edge of a first flight ing with the inner edge o f the other flighting, the ribs having ...  
WO/2009/099683A2
A rotor having at least two flightings includes a plurality of elongated support ribs rigidly interconnecting at axialIy spaced intervals, the outer edge of a first flight ing with the inner edge o f the other flighting, the ribs having ...  
WO/2009/083486A3
In a method for converting kinetic energy contained in naturally occurring horizontal flows occurring in fluids accumulated above ground into useful mechanical energy, in which at least one circulating element guided in a closed cycle (U...  
WO/2009/083486A2
In a method for converting kinetic energy contained in naturally occurring horizontal flows occurring in fluids accumulated above ground into useful mechanical energy, in which at least one circulating element guided in a closed cycle (U...  
WO/2009/082270A2
The invention relates to renewable energy sources, in particular to the use of the potential energy of moving transportation means or pedestrians, waves, water, the energy of arms and legs of a human being, and to converting said energy ...  
WO/2009/082270A3
The invention relates to renewable energy sources, in particular to the use of the potential energy of moving transportation means or pedestrians, waves, water, the energy of arms and legs of a human being, and to converting said energy ...  
WO/2009/056659A1
The invention relates to an elliptical power generator that makes use of the movement of water, air or different fluids in order to generate power. The invention is formed by at least two vertical supporting structures (1) similar to sup...  
WO/2009/052202A3
A power generation assembly for use in generating electrical power from air or water currents includes a tiered rail system forming elongated loops, a vane assembly having a frame and at least one vain, and car assemblies sidably mounted...  

Matches 301 - 350 out of 723