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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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. |
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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... |
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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... |
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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... |
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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. |
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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... |
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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... |
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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... |
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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,... |
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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... |
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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... |
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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... |
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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.... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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),... |
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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... |
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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... |
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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... |
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US20100098549 |
Wind Turbine Blade
A wind turbine blade having its main beam laminations formed from vinyl ester prepreg and a process from making same. |
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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... |
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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... |
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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... |