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Patent Searching and Data


Matches 1,301 - 1,350 out of 4,716

Document Document Title
WO/2010/066161A1
A vertical shaft wind generating system comprises several main wind blades (1) which are respectively assembled on the outer ends of the corresponding main cantilevers (2), a main cantilever fixing wheel hub and main shaft (3) which driv...  
WO/2009/110020A3
The invention is intended to exploit the force of the wind to generate a torque to be used for various purposes, among which, the production, via a mechanical coupling with alternators, of electric energy. The novelty lies in the new arr...  
WO/2010/013981A3
The present invention relates to a Darius windmill, and more specifically, to a vertical shaft type Darius windmill that enables self-start in the low wind velocity range. The Darius windmill, in which a first vertical rotational shaft i...  
WO/2009/107101A3
This invention relates to wind and water turbines. More particularly, the invention relates to a Straight Darrieus vertical axis wind turbine having a shaft rotating about a vertical axis, and at least three turbine blades attached to th...  
WO/2010/065237A2
Systems and methods for providing wind turbine electric generation with advertising or other image patterns for calling the attention of an individual. The wind turbine electric generation may include a wind rotor, a plurality of blades,...  
WO/2010/065928A1
Wind turbine systems and methods are disclosed herein. A representative system includes a wind turbine blade having an inner region that has an internal load-bearing truss structure, and an outer region that has an internal, non-truss, l...  
WO/2010/064880A2
The invention relates to wind plants and is intended for the conversion of wind energy into energy which is useful for use in the national economy. The claimed wind plant comprises two or more wind turbines with an annular guide, said tu...  
WO/2010/065956A1
A vertical axis wind turbine comprises upper and lower rotor blades and upper and lower bearing assemblies. Horizontal members connect the upper rotor blades to the upper bearing assembly and the lower blades connect the upper rotor blad...  
WO/2010/060192A1
An annular single or multi-rotor double-walled turbine. The turbine includes an outer shroud, an inner shroud, and a plurality of driveshafts. The turbine also includes a plurality of rotors coaxially attached to the plurality of drivesh...  
WO/2010/059093A1
The invention relates to a pole-like arrangement provided with an air turbine (4, 4a, b) with a generator. An air conduit extends in the interior of the pole and the air turbine is arranged in the air flow from the air conduit. A winding...  
WO/2010/059092A1
The invention relates to a pole-like arrangement, typically a lamp post, provided with an air turbine (4, 4a, b) with a generator. An air conduit extends through the interior of the pole, the conduit having a mouth, and the air turbine i...  
WO/2010/059980A1
A wind turbine for generating energy includes a first rotor having a first set of blades and a first shaft, and a second rotor having a second set of blades and a second shaft, wherein the first rotor is configured to rotate in a first d...  
WO/2009/056896A3
This invention relates to a wind turbine with vertical axis (3), having a rotor (F) and a generator (7) connected with said axis (3), and a supporting structure holding the axis (3) of said rotor (F) by means of bearings, and said rotor ...  
WO/2009/075865A3
Vertical axis wind turbines and Savonius blades incorporating an internal conduit for diverting a portion of an airflow incident on the blades are disclosed.  
WO/2010/056156A1
The invention relates to alternative technical means for producing energy by converting the energy of atmospheric currents and artificial gas streams. The device comprises a body (4) mounted on a base (1, 2) from which the framework body...  
WO/2010/011058A9  
WO/2010/056094A2
The rotating movement of turbine is produced by three forces in effect: direct air flow pressure towards blades (B), a force received by wing effect - air flow (C) and turbulent air flows (D), generated through the wind shield 3. Wind tu...  
WO/2010/054488A2
A moving fluid energy recovery system for generating electricity through rotational motion produced by positioning the present invention in a fluid flow produced by nature or a moving vehicle. The moving fluid energy recovery system has ...  
WO/2010/021731A3
A turbine system includes a turbine positioned so that its blades are exposed during at least part of their rotation to a region of fluid flow accelerated by a columnar structure, such as a building or a bridge pylon. A protective casing...  
WO/2010/056047A2
The present invention relates to a pentagonal truss structure for a generator and to a structure for a generating station using same. It is an aim of the present invention to provide a pentagonal truss structure for a generator and a str...  
WO/2009/036107A3
An offshore wind turbine has a vertical-axis wind turbine (VAWT) mounted on a platform. The VAWT has a vertical rotor and curved blades coupled to a gearbox and an electric generator. The VAWT can fixedly extend from the platform or may ...  
WO/2010/056150A2
The invention relates to wind power engineering, in particular to wind power units with windmill-like propellers, the blades of which are parallel to the axis of rotation. The technical aim of the invention is to increase the energy conv...  
WO/2009/150039A3
Substantially spherical multi-blade wind turbine (SSMBWT) comprising: a plurality of multifunctional blades (2), a rotating axis (3) configured to rotate when said blades capture wind and for coupling to a power generator (4a), wherein e...  
WO/2010/051800A2
The apparatus is used to convert flowing air or water flows into a rotary motion to produce energy in the form of electric power, air pressure and the like for further use. The respective flow pressure is simultaneously captured by two o...  
WO/2010/051647A1
An annular axial rotor for a turbine. The rotor includes a hub structure having a hub diameter and attached to a rotating shaft of the turbine. The rotor also has a plurality of turbine blades extending radially from the hub structure, a...  
WO/2010/021735A9
A wind turbine has a visual envelope suggestive of a flame. The turbine has a rotor adapted to rotate about an axis of rotation that is perpendicular to a direction of a prevailing wind. The visual envelope is curvilinear, generally wide...  
WO/2010/052812A1
A Magnus type wind driven generator, wherein rotating circular cylinders are reduced in weight to enhance electric power generating efficiency of the generator. Rotating circular cylinders (7) each have a substantially circular tube-like...  
WO/2010/053450A2
Embodiments of the present invention provide a wind turbine blade system comprising a first blade portion coupled to a wind turbine hub; a second blade portion coupled to the wind turbine hub; and a connector that connects a tip of the f...  
WO/2010/050888A1
A vertical axis wind turbine generator is disclosed, comprising a rotor (1) having at least two rotor vanes (3, 4) reaching from an upper rotor disc (5) to a lower rotor disc (6) defining a rotor periphery (PE), the rotor vanes extending...  
WO/2009/126055A3
For vertical support (1) are connected horizontal supports (2) carrying wings (3) that can oscillate around support (2) up-to limiters (5) with a spring (10). Each wing is balanced by a weight (6) thus enabling wings to lie on a horizont...  
WO/2010/050879A1
The present invention relates to a device for generating energy comprising a mainly vertical shaft (10); connection members between the shaft and an electricity generator; support structures (14, 16) attached to the shaft; plate members ...  
WO/2010/046601A2
The invention relates to a wind turbine (1) comprising at least one first blade (4) and one second blade (4) movable about a vertical axis of rotation (3), characterised in that at least one of the blades (4) comprises a first portion (5...  
WO/2010/045870A1
A vertical array combined type vertical shaft wind generating system, has two and more tower columns (4), two and more bearing layer platforms (3) are equipped among adjacent tower columns (4), where each bearing layer platform (3) is eq...  
WO/2010/048579A2
A vertical turbine comprising a plurality of fluid capture element layers, where each layer provides a plurality of fluid capture elements. The layers are radially offset, thereby providing a spacing between vertically-adjacent fluid cap...  
WO/2010/008166A3
The present invention relates to a wind power generation system having a generator for converting the rotating force generated from wind into electrical energy. The wind power generation system of the present invention includes: a first ...  
WO/2009/056959A3
The present invention relates to a wind turbine comprising at least two wings or vanes (2, 2e), and support frame means (3, 3a, 3b, 4) mounted for rotation about an axis of rotation (x-x) and designed to keep the at least two vanes (2, 2...  
WO/2009/081438A3
A rotary fluid motor device (20) with a vertical axis (26) for the production of energy from a flow (34) of a liquid or gaseous fluid where kinetic energy is converted into pressure which acts in favour on the side (27), depending on the...  
WO/2009/056748A3
This invention relates to a turbine (1) provided with a bladed rotor whose direction of extrusion is oriented along the rotor axis (5) of the turbine (1), characterized in that the blades are organized in pairs (4) having a downstream bl...  
WO/2010/042624A1
A system and method of generating energy by transforming energy from a low-density substance, such as air flow or wind, into kinetic energy by directing the flow through a wind guide system towards panels that rotate in generally the sam...  
WO/2009/050663A3
The invention relates to a driving force generating device including a column (1) provided with a plurality of flexible elements (3) positioned around the column (1), which react in response to the flow by rotating positively in the same...  
WO/2009/018524A3
An energy harvester capable of providing motion from fluid flow includes a Magnus rotor defined by a cylinder driven by a motor causing the cylinder to rotate so that lift is created by the fluid flowing past the cylinder. A channel or s...  
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/2010/034100A1
An improved transverse axis fluid turbine and system thereof are disclosed. The turbine has a base structure, rotor rotatably attached to the base structure, and at least three blades rotatably attached to the rotor. The blade has an elo...  
WO/2010/034755A2
Use of a composite article as spar component, the composite article comprising a panel (10) comprising a layer of a foamed plastic material (1), mounted between an upper (2) and a lower (3) layer of a fibrous reinforcing material, the pa...  
WO/2009/050685A3
A turbine, particularly suitable for wind generators for the production of electric power even with weak wind, is provided with four identical axial blades, opposite two by two, all of them always active, both those windward and those le...  
WO/2010/031200A1
A windmill device of a vertical shaft type wind power generation system and a method for controlling windmill blades thereof are provided. The windmill device includes a vertical shaft (2, 9, 30), vertical blades (3, 11, 22) that are con...  
WO/2009/053924A3
A diaphragm for a fluidodynamic rotor and corresponding plants for the generation of energy is disclosed, the energy being drawn both from flows of fluids and of wave motions, wherein the diaphragm consists of a reticular support (1) whe...  
WO/2010/028477A1
The wind engine with vertical axis of rotation has retractable vanes which allow to eliminate need for mechanism of wind turbine rotation in case of wind direction change, and increase differential torque. The wind engine also includes p...  
WO/2010/027635A2
Various fluid turbine systems (100) and methods are described. The turbine (100) can be a vertical axis wind turbine configured to generate power from wind energy. The turbine system (100) can have a blade assembly (140). The blade assem...  
WO/2009/156712A8
The present invention relates to a vertical axis wind turbine having a vertical support tower (2). At least one aerofoil or blade (4) is mounted for rotation about the support tower. An electrical machine, typically a permanent magnet ge...  

Matches 1,301 - 1,350 out of 4,716