Class / Patent application number | Description | Number of patent applications / Date published |
416248000 | MISCELLANEOUS (E.G., BLADE ROOT OR ROOT BLOCK, ETC.) | 17 |
20090169393 | WIND TOWER AND METHOD OF ASSEMBLING THE SAME - A method of assembling a tower for use with a wind turbine is provided. The method includes providing a plurality of tower segments. Each tower segment includes a first interface and a second interface. The method also includes bonding the first interface of a first tower segment to the second interface of a second tower segment using an adhesive composition. | 07-02-2009 |
20090252614 | Levelling of Root Bushings on Blades for Wind Turbines - The present invention relates to a method of manufacturing a blade for a wind turbine, wherein the blade is made in one or more moulds; and wherein the blade has integrally moulded root bushings in the root of the blade for direct or indirect attachment to a hub in a wind turbine. The novel aspect of the invention is that the root bushings ( | 10-08-2009 |
20090285693 | Wind Turbine, A Method For Servicing A Main Bearing Unit Of A Wind Turbine And Use Thereof - A wind turbine includes a nacelle and a rotor, the rotor being rotatably mounted on the nacelle by means of at least one main bearing unit. The wind turbine is characterized in that the main bearing unit includes at least one outer ring, at least one centre ring and at least one inner ring and wherein the centre ring is capable of rotation in relation to the outer ring and the inner ring or the outer ring and the inner ring are capable of rotation in relation to the centre ring. A method for servicing a main bearing unit of a wind turbine and a use hereof are also provided. | 11-19-2009 |
20090297360 | Breeze Enhancing Fan Blade Attachment - A ceiling fan blade attachment for enhancing the efficiency of conventional planar ceiling fan blades. A deflection element of the fan blade attachment may improve, add to, and/or replace the functional surface area of a conventional fan blade. The deflection element of the fan blade attachment comprises a positive twist spanning from the proximal end of the ceiling fan blade to either at least the approximate midpoint of the ceiling fan blade or the distal end of the ceiling fan blade. Preferably, the pitch of the fan blade attachment at its proximal end may be between 20 degrees to 35 degrees relative to a horizontal plane and the pitch of the fan blade attachment at its distal end may be between 5 degrees and 16 degrees relative to the horizontal plane. At least one fixation member may provide for securing the deflection element to the ceiling fan blade. | 12-03-2009 |
20090324420 | BLADE INSERT - Blade insert connected in the lamination of a blade determining a double shear joint between insert and lamination. The insert is made up of two defined parts, head ( | 12-31-2009 |
20100098552 | BLADE ROOT EXTENDER FOR A WIND TURBINE - The field of the invention is a blade root extender for a wind turbine assembled between the blade root and a hub fixed to the wind turbine's nacelle. The extender is made up of a hollow, corrugated cylinder, one or two terminal flanges with holes for some preloaded stud bolts that apply pressure to the blade root extender. | 04-22-2010 |
20100124507 | FLUID CATCHMENT SYSTEM FOR A WIND TURBINE - A fluid catchment system for a wind turbine is provided. The wind turbine has a nacelle mounted to a tower. The fluid catchment system includes at least one fluid accumulator in fluid communication with the interior of the nacelle and configured to receive fluid exiting from the nacelle. The fluid accumulator is configured to be positioned at least partially beneath the nacelle and to be attached to at least one of the tower and the nacelle. An oil absorbent material may be retained by the fluid accumulator. A fluid collector may be provided to collect fluid from the fluid accumulator. A fluid catchment system having a fluid accumulator located on a wind turbine blade is also provided. Further, a wind turbine including a fluid catchment system is provided. | 05-20-2010 |
20100129229 | Attachment Devices on a Wind Turbine Blade and a Method of Servicing Utilising these Device - the present invention relates to a table for a wind turbine equipped with attachment devices | 05-27-2010 |
20100143151 | PERMEABLE ACOUSTIC FLAP FOR WIND TURBINE BLADES - A wind turbine blade includes a permeable flap extending from a trailing edge of the blade. | 06-10-2010 |
20100178173 | Turbine blade assembly - A turbine blade assembly, which can be used for a gas turbine is provided. The turbine blade assembly includes turbine blades with platforms, gaps between the platforms of adjacent turbine blades and seals. Each seal covers the gap between the platforms of two adjacent turbine blades wherein the platforms are provided with slots extending in the downstream flow direction. The turbine blades have root cavities, wherein the seal covers at least the whole length of the root cavities of two adjacent turbine blades. The seal is formed from a strip and the seal is placed in two opposed slots formed in each of the platforms of two adjacent turbine blades and open towards the respective downstream ends. | 07-15-2010 |
20100232978 | Rotor Lock for a Wind Turbine - A locking arrangement for locking a hub ( | 09-16-2010 |
20110085914 | ANNULUS FILLER ELEMENT FOR A ROTOR OF A TURBOMACHINE - An annulus filler element ( | 04-14-2011 |
20110142684 | Turbine Engine Airfoil and Platform Assembly - A turbine airfoil ( | 06-16-2011 |
20120027619 | CAST FEATURES FOR A TURBINE ENGINE AIRFOIL - An airfoil for a turbine engine includes a structure having a cooling passage that has a generally radially extending cooling passageway arranged interiorly relative to an exterior surface of the structure. The cooling passageway includes multiple cooling slots extending there from toward the exterior surface and interconnected by a radially extending trench. The trench breaks the exterior surface, and the exterior surface provides the lateral walls of the trench. The airfoil is manufactured by providing a core having multiple generally axially extending tabs and a generally radially extending ligament interconnecting the tabs. The structure is formed about the core to provide the airfoil with its exterior surface. The ligament breaks the exterior surface to form the radially extending trench in the exterior surface of the structure. | 02-02-2012 |
20130202450 | FASTENING SYSTEM FOR FAN AND SHAFT INTERCONNECTION - A fan and shaft assembly for a turbofan gas turbine engine comprises a shaft and a fan. Sets of aligned throughbores are respectively of the shaft and the fan, at a junction between the shaft and the fan. Fastening systems are provided for the sets of aligned throughbores. Each fastening system comprises a sleeve received in one of the sets of aligned throughbores and sized to fit without play in the set of aligned throughbores. A head of the sleeve abuts a surface at the junction between the shaft and the fan. A fastener is inserted in the sleeve and extends beyond both ends of the sleeve to clamp the fan to the shaft, the fastener being loosely received in the sleeve. A method for replacing a component of a fastening system retaining a fan to a shaft is provided as well. | 08-08-2013 |
20130216394 | ROOT END ASSEMBLY CONFIGURATION FOR A WIND TURBINE ROTOR BLADE AND ASSOCIATED FORMING METHODS - An assembly configuration between a wind turbine rotor blade and a rotor hub includes a rotor hub having one or more pitch bearings, with each pitch bearing having an outer diameter race and an inner diameter race. Rotor blades are affixed to the respective pitch bearing rings, with the rotor blades having a root end with an outer diameter. An adaptor is configured between the root end and the pitch bearing, with the adaptor affixed to the inner diameter race and the root end affixed to the adaptor. The adaptor defines a mounting surface for the root end radially inward of the pitch bearing such that the root end outer diameter is less than the diameter of the inner diameter race. | 08-22-2013 |
20140079559 | CMC BLADE ATTACHMENT SHIM RELIEF - A blade root shim comprises a base, a suction side shim wall, a pressure side shim wall, and a contact relief region. The base extends longitudinally between a leading shim end and a trailing shim end. The suction side shim wall extends along the base and corresponds to a suction side blade root bearing surface. The pressure side shim wall, spaced circumferentially apart from the suction shim wall, corresponds to a pressure side blade bearing surface. The contact relief region is formed into an upper wall portion of either the suction side shim wall or the pressure side shim wall. | 03-20-2014 |