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US20110158817 VERTICAL AXIS WIND TURBINE AIRFOIL  
A vertical axis wind turbine airfoil is described. The wind turbine airfoil can include a leading edge, a trailing edge, an upper curved surface, a lower curved surface, and a centerline running...
US20110033308 TITANIUM SHEATH AND AIRFOIL ASSEMBLY  
An airfoil assembly includes an airfoil body extending between a leading edge, a trailing edge, a suction side, and a pressure side. A first sheath having an outer side and an inner side forms a...
US20140271215 Systems and Methods of Constructing Composite Assemblies  
A method of constructing a cured composite assembly includes positioning a composite assembly within a bonding tool, wherein the composite assembly comprises an uncured composite spar and a skin...
US20130064676 COMPOSITE FILLED METAL AIRFOIL  
A method of forming an airfoil includes forming a metal portion of the airfoil including a tip, a leading edge, a trailing edge, a pressure side and a suction side; forming a plurality of grooves...
US20150204347 Fan Blades With Abrasive Tips  
A fan blade for a gas turbine engine is disclosed. The disclosed fan blade includes an airfoil having a leading edge, a trailing edge, a convex side, a concave side and a distal tip. The leading...
US20120163982 AIRFOIL, TURBOMACHINE AND GAS TURBINE ENGINE  
One embodiment of the present invention is a unique airfoil for a turbomachine. Another embodiment is a unique gas turbine engine. Yet another embodiment is a method for manufacturing an airfoil...
US20120051934 ABRASIVE COATED PREFORM FOR A TURBINE BLADE TIP  
A squealer tip preform having a coating including an abrasive is disclosed. The squealer tip may be separately formed from a generally elongated blade to which the squealer tip preform is...
US20130195671 HOLLOW AIRFOIL CONSTRUCTION UTILIZING FUNCTIONALLY GRADED MATERIALS  
A method of forming an airfoil includes the steps of depositing material to form an airfoil in a first layer, and then depositing material in a second layer on the first layer. The first and...
US20110033302 FAN BLADE DOVETAIL WITH COMPLIANT LAYER  
A fan blade includes an airfoil and a dovetail at a radially inner end of the airfoil. The dovetail extends between first and second axial ends, and has outer circumferential faces. The dovetail...
US20070110583 Vane assembly  
A vane assembly for a gas turbine engine, the assembly including a plurality of vanes 14 with an asymmetric organic metal/ceramic matrix composite lay up, such that when the vanes 14 are placed in...
US20150086796 CERAMIC THERMALLY INSULATING LAYER SYSTEM HAVING AN EXTERNAL ALUMINUM-RICH LAYER AND METHOD  
A layer system is provided that has at least: a substrate, a ceramic layer and an outermost layer, which has an aluminum-rich form, in particular directly on the ceramic layer, and optionally a...
US20060034696 Sector of fan and its manufacturing method  
The present invention relates to a sector of fan and its manufacturing method, including non-skeleton sector and skeleton sector. The non-skeleton sector of fan is molded by injecting polyurethane...
US20130022471 METHODS FOR REPAIRING A TURBINE AIRFOIL CONSTRUCTED FROM CMC MATERIAL  
Methods for repairing a turbine airfoil constructed from a CMC material are provided via filling a cavity located in the turbine airfoil with a ceramic paste (e.g., including a ceramic powder and...
US20130259700 NEAR-FLOW-PATH SEAL ISOLATION DOVETAIL  
A turbine bucket includes an airfoil portion; a platform at radially inner end of the airfoil portion; a shank portion extending radially-inwardly of the platform; and a mounting portion extending...
US20080170944 Insertable impingement rib  
An insertable impingement rib assembly inside of a turbine vane. The turbine vane has an airfoil portion with a leading edge and a trailing edge. The turbine vane has an inner diameter platform...
US20120163983 DIFFUSION BONDED AND SUPERPLASTICALLY FORMED TURBOMACHINE BLADE  
A diffusion bonded and superplastically formed turbomachine blade, the turbomachine blade comprising: a first layer (4); a second layer (6); and a membrane (2) disposed between the first and...
US20140170435 HOLLOW AIRFOIL WITH COMPOSITE COVER AND FOAM FILLER  
A hollow article includes a metallic hollow article formed from a having a first major surface, an internal cavity with an opening in the first major surface, and a socket around the opening; a...
US20120114494 HYBRID METAL LEADING EDGE PART AND METHOD FOR MAKING THE SAME  
A leading edge for use as a leading edge reinforcement on a blade or air foil part. The leading edge has a main body that includes two leg sections. A metal deposition layer is applied to the main...
US20130330202 USE OF LAYER STRUCTURES IN WIND POWER PLANTS  
The invention relates to the use of layer structures in the production of rotor blades for wind power plants, and to rotor blades for wind power plants.
US20080107540 DAMPING ELEMENT FOR A WIND TURBINE ROTOR BLADE  
A damping element for a wind turbine rotor blade is provided, the damping element comprising a laminate material made of at least one viscoelastic layer and at least one stiff layer adhered to...
US20130149153 WIND TURBINE BLADE  
The invention relates to a wind turbine blade for a wind turbine, having a tip end area and a root end area, and a lightning protection system, said lightning protection system comprising at least...
US20080313899 BIMATERIAL TURBINE BLADE DAMPER  
A turbine blade damper includes an outer part for damping vibration of the blade airfoil and a supporting inner part. The two parts are formed of different materials for the different performance...
US20110031757 Vibration damping sheet for wind power generator blades, vibration damping structure of wind power generator blade, wind power generator, and method for damping vibration of wind power generator blade  
A vibration damping sheet for wind power generator blades includes a resin layer and a restricting layer laminated on the resin layer.
US20150003990 GAS TURBINE BLADE FOR AN AIRCRAFT ENGINE AND METHOD FOR COATING A GAS TURBINE BLADE  
Embodiments relate to a gas turbine blade for an aircraft engine, the gas turbine blade having a flow leading edge, a flow trailing edge, a suction side, and a pressure side, where the suction...
US20060067830 Method to restore an airfoil leading edge  
The present invention provides methods and apparatus to restore a blade leading edge on a gas turbine engine component such as an airfoil of a turbine blisk. The method utilizes welding image...
US20080219851 INTEGRATED SHEAR WEBS FOR WIND TURBINE BLADES  
The present invention includes a method for fabricating elongated wind turbine blades and wind turbine blades formed by the method. The method includes providing a first shell reinforcing fiber...
US20090004021 MOVABLE IMPELLER FOR A TURBOJET AND TURBOJET COMPRISING SAME  
The impeller comprises a blade and a support of said blade which extend substantially radially. It also comprises at least one intermediate part extending, in a substantially axial direction,...
US20080069699 Wind Turbine Blades Made of Two Separate Sections, and Method of Assembly  
The invention relates to a wind turbine blade (5) comprising at least two wind turbine blade sections (12, 13) that include one or more strengthening structures (6, 6a, 6b), the ends (14, 15) of...
US20100221113 INTERNALLY-DAMPED AIRFOIL AND METHOD THEREFOR  
An airfoil component and method for producing the component. The component has root and airfoil portions, the latter having an airfoil tip and oppositely-disposed concave and convex surfaces that...
US20110223027 COMPOSITE FAN BLADE DOVETAIL ROOT  
A composite fan blade having an airfoil with a leading edge and a trailing edge and a dovetail root includes a first pressure face and second pressure face, a lower horizontal face connecting the...
US20120107553 IMPROVEMENTS IN OR RELATING TO COMPOSITE STRUCTURES  
A split core for a composite structure is described. The split core includes a first core layer, a second core layer, and a functional interlayer disposed between the first and second core layers....
US20080286108 COLD SPRAYING METHOD FOR COATING COMPRESSOR AND TURBINE BLADE TIPS WITH ABRASIVE MATERIALS  
A method for coating compressor or turbine blade tips of a bladed disk with abrasive particles includes installing the blades onto a disk, and then cold gas-dynamic spraying the abrasive particles...
US20130011270 COATINGS FOR GAS TURBINE COMPONENTS  
A gas turbine component for use in a gas turbine engine includes a substrate and a non-aluminide protective coating with a platinum-group metal. The platinum-group metal resides in a gamma-prime...
US20140186175 EXTENSION TIP SLEEVE FOR WIND TURBINE BLADE  
A wind blade is provided. The wind blade includes a body having an aerodynamic contour extended between a blade root and a blade tip. The wind blade also includes an extension tip sleeve arranged...
US20080075593 Apparatus for preventing ice accretion  
Aerofoils (22) of a gas turbine engine are provided with a coating (34) or filler (44) of viscoelastic material. As ice accretes on the aerofoils (22) during operation, the resulting aerodynamic...
US20150071788 MODIFICATION PROCESS AND MODIFIED ARTICLE  
A modification process and modified article are disclosed. The modification process includes locating an area in an article, removing the area by machining to form a machined region, inserting a...
US20090175731 Method for manufacturing of a fibre reinforced laminate, use of a wrinkle-preventing material, wind turbine blade and wind turbine  
A method for manufacturing of a fiber reinforced laminate is provided. A part of the laminate is build up to a determined thickness. A layer of wrinkle-preventing material is placed on top of the...
US20070196212 Fan,especially a ceiling fan with a balanced single blande  
The invention provides a fan (10) with a blade (12), suitable for use as a ceiling fan. Blade (12) may be regarded as a single blade, although shaft (18) is not attached to blade (12) at one end...
US20090220347 Single-Piece Propeller And Method Of Making  
A method for making a propeller product is disclosed. The propeller is formed using polyurethane cores adhered to a laminate hub to form a core assembly. An encapsulating structural laminate skin...
US20150202707 Attachment of Structures Having Different Physical Characteristics  
Methods of bonding first structures to second structures are disclosed wherein the first and second structures are fabricated materials having different physical characteristics. For example, the...
US20070231152 Hybrid bucket dovetail pocket design for mechanical retainment  
A method for mechanically attaching a composite or polymeric material to a bucket in a radial airfoil includes creating at least one dovetail shape pocket in the bucket having inclined interfaces...
US20070231153 Aerofoil  
An aerofoil 31, 43, 56 is provided by layers of material with at least one layer of the material being relatively stiff whilst other layers of material are less dense but are subject to less...
US20140219809 CASTING CORE FOR TWISTED GAS TURBINE ENGINE AIRFOIL HAVING A TWISTED RIB  
A casting core (200) for a twisted gas turbine engine blade, including: an airfoil portion (202) having: an airfoil base end (208), an airfoil tip end (210), a concave side exterior surface (212),...
US20090232658 BLADE HAVING A DAMPING ELEMENT AND METHOD OF FABRICATING SAME  
A blade for a wind turbine includes a body adapted for movement in response to wind flow past the blade body. The body has an inner surface defining an interior chamber and an opposite outer...
US20130236323 LEADING EDGE PROTECTION AND METHOD OF MAKING  
A method of forming a leading edge protection component includes depositing particles using a cold spray process on a mandrel to form a leading edge protection component; and removing the leading...
US20150110637 HOLLOW COMPONENT MANUFACTURE  
A method of manufacturing a hollow component, such as a fan blade for a gas turbine engine, includes the steps of: (a) providing first and second panels and a membrane; (b) providing a stop-off...
US20100098549 Wind Turbine Blade  
A wind turbine blade having its main beam laminations formed from vinyl ester prepreg and a process from making same.
US20130287587 COMPOSITE TURBINE BLADE AND METHOD OF MANUFACTURE  
A composite turbine blade and a method of manufacture thereof is disclosed. The composite turbine blade comprises a turbine blade portion comprising a first material and a first tip plate...
US20050141997 Ceiling fan proximity safety apparatus  
A apparatus for preventing the incursion of persons (i.e. hands) or objects into the path of rotating ceiling fan blades. The apparatus may be embodied as an aftermarket device or integrated...
US20090257881 Wind Turbine Blade with an Integrated Lightning Conductor and Method for Manufacturing the Same  
A method is provided for manufacturing a wind turbine rotor blade in which the blade is formed as a laminated structure by laying a composite material of fibre reinforcement material and/or core...
Matches 1 - 50 out of 158 1 2 3 4 >