Class 416/229A - Turbo machine

Subclass of Class 416 - Fluid reaction surfaces (i.e., impellers)
No. of applications: 29
Last issue date: 02/09/2012

Application No.	Application Title	Issue Date
20120034092	METHOD FOR PRODUCING A PLATING OF A VANE TIP AND CORRESPONDINGLY PRODUCED VANES AND GAS TURBINES The invention relates to a method for producing a plating (5) of a vane tip. Said method consists of the following steps: a) a vane having a vane tip which is arranged opposite the base of the vane (2) and which comprises a surface which points radially ou...	02/09/2012
20110038732	GAS TURBINE ENGINE COMPOSITE BLADE The disclosed composite airfoil includes a three-dimensional composite core extending longitudinally and having a chord-wise direction. The core has a core in-plane thickness extending between opposing sides in a through-plane direction generally perpendicular to the ch...	02/17/2011
20110018282	WIND TURBINE BLADE AND WIND POWER GENERATOR USING THE SAME An object is to provide a wind turbine blade having a serrated plate that can be formed irrespective of the overall structure of the blade, that is attached in the optimum shape, and that can effectively suppress noise occurring at a trailing edge thereof, and also to p...	01/27/2011
20100310376	Hydrokinetic Energy Transfer Device and Method A hydro or aero kinetic energy device (100) includes a hydrofoil-shaped blade and rotor system (11) made from composite and membrane flexible materials with an innovative system design to create a large, but relatively light-weight hydrokinetic turbine tha...	12/09/2010
20100281690	METHOD OF MANUFACTURING A BLADE A method of manufacturing a blade comprising: applying a stop-off material in a first predetermined pattern between a first layer and a membrane so as to prevent a diffusion bond from forming between the first layer and the membrane across said first predetermined patte...	11/11/2010
20100272575	METHOD OF MANUFACTURING A COMPONENT COMPRISING AN INTERNAL STRUCTURE A method of manufacturing a component (10) comprising a first layer (12), a second layer (14) and an internal structure (16) therebetween, wherein the method comprises: providing the internal structure (16) with a first bridging portio...	10/28/2010
20100239427	METHOD OF MANUFACTURING A COMPONENT COMPRISING AN INTERNAL STRUCTURE A method of manufacturing a component by superplastic forming and diffusion bonding a first layer, a second layer, a first membrane, and a second membrane, the first and second membranes being disposed between the first and second layers with the first membrane adjacent...	09/23/2010
20100221117	METHOD OF MANUFACTURING A BLADE A method of manufacturing a blade (20) for a turbomachine by superplastic forming and diffusion bonding a first layer (18), a second layer (16) and a membrane (2), the membrane (2) being disposed between the first and second layers (	09/02/2010
20100129227	FIBER COMPOSITE REINFORCED AIRCRAFT GAS TURBINE ENGINE DRUMS WITH RADIALLY INWARDLY EXTENDING BLADES A gas turbine engine assembly having one or more blade rows with blades extending radially inwardly from a rotatable drum, one or more composite fiber material rings disposed circumferentially around the rotatable drum, and the composite fiber material rings including c...	05/27/2010
20090269206	Process for building up an edge of a machine component, and machine component remanufacturing strategy A process for building up a leading edge of a machine component such as a leading edge of a turbine blade for a turbocharger includes forming a molten pool along the edge of the machine component, feeding a filler material in a solid state into the molten pool and melti...	10/29/2009
20090232657	Blade Reduction in weight is an important factor with respect to turbine engines used in aircraft. Blades (20) used in such turbine engines may fragment such that it is necessary that the containment casing (42) can resist such fragmentation. Root portions of bl...	09/17/2009
20090074586	DAMPING DEVICE FOR COMPOSITE BLADE The present invention relates to a blade made of composite, comprising a vane formed of woven filaments impregnated with a thermosetting resin with a protective element in the region of the leading edge of the vane comprising a part in the form of a rigid strip, said st...	03/19/2009
20090047132	DURABLE BLADE A durable blade, a method of manufacturing it and a method of repairing blades are described and claimed. Durable blade includes an airfoil having a pressure side and a suction side, a midspan shroud located on the airfoil, at least one recess on the midspan shroud and ...	02/19/2009
20080298975	Turbine airfoils with near surface cooling passages and method of making same The present invention provides near-surface cooled airfoils that can be made with near-surface cooling passages that are completely free of any leachable or otherwise sacrificial material in the recessed portion of the outer surface of the core. The turbine airfoil comp...	12/04/2008
20080206063	METHOD AND APPARATUS FOR ASSEMBLING BLADE SHIMS A method for assembling a stator assembly for a turbine engine is provided. The method includes providing a blade with a base including an end wall having at least one hole defined therein and providing a shim having at least one aperture extending therethrough. The shi...	08/28/2008
20080120842	ROTARY MACHINE COMPONENTS AND METHODS OF FABRICATING SUCH COMPONENTS A method for fabricating a rotor assembly for a turbine, the turbine including a central rotational axis is provided. The method includes forging a first rotor component from a first material, separately forging a second rotor component from a second material, and coupl...	05/29/2008
20080080977	WIND TURBINE ROTOR BLADE WITH ACOUSTIC LINING A rotor blade for a wind turbine is provided, the rotor blade comprising an acoustically porous surface layer at least partially covering at least one surface of the rotor blade, at least one reactive acoustic element located below said acoustically porous surface layer...	04/03/2008
20080075601	COMPOSITE TURBOMACHINE BLADE WITH METAL REINFORCEMENT The invention relates to a turbomachine blade comprising an aerodynamic surface made of a composite material and extending in a first direction between a leading edge and a trailing edge, and in a second direction between a root and a tip of the blade. The blade include...	03/27/2008
20070292274	Hybrid blade for a steam turbine To address certain deficiencies of carbon fiber material as a filler in a hybrid blade, a glass composite layer is provided as a barrier layer between a carbon fiber resin filler and the metallic main body of the blade. The glass composite layer also advantageously prov...	12/20/2007
20070253826	Shaped rotor blade for reduced loads and vibration Rotor blades are pre-bent in at least one of a flap direction and a lag direction, wherein the pre-bent portion comprises at least 20-60% of the length of the blade. Preferred methods include analyzing the rotor dynamic behavior using computational methods, deciding on ...	11/01/2007
20070231151	Active flow control for wind turbine blades A method for operating a wind turbine with at least one blade includes providing at least one blade with an active flow control actuator configured to increase an angle of attack range in which the blade or blades can generate torque without flow separation, and using t...	10/04/2007
20070140860	Methods and apparatus for gas turbine engines A method for manufacturing a turbine engine component includes forming a component to include a first side and an opposite second side, positioning at least one capillary adjacent to an external surface of at least one of the first and second sides, and securing the at ...	06/21/2007
20070065292	Methods and apparatus for gas turbine engines A method for assembling a turbine engine to facilitate preventing ice accumulation on the turbine engine during engine operation, the gas turbine engine including a fan assembly. The method includes coupling a plurality of fan blades to a fan rotor, and applying a polyu...	03/22/2007
20070036658	Tunable gas turbine engine fan assembly A gas turbine engine fan having blades embedded with a composite material. The size and the stiffness of the composite material control the vibratory characteristics of the blade without affecting the external blade profile. Accordingly, the gas turbine engine fan may u...	02/15/2007
20060263222	Composite filled gas turbine engine blade with gas film damper A gas turbine engine blade comprises a housing, a composite core located within the housing, and a gas damper located within the housing for damping vibration of the blade. ...	11/23/2006
20060222503	Compressor and turbine wheel for a secondary air feed device In a compressor and turbine wheel for a secondary air feed device formed as a single component, a rotor which includes a center disc structure consisting of at least two discs of different materials is provided at one side with compressor blades and on the opposite side...	10/05/2006
20060024169	Hybrid turbine blade and related method A method of manufacturing a blade for assembly on a steam turbine rotor wheel includes forming an airfoil portion with plural pockets and filling the pockets with more than one filler material chosen as a function of required temperature capability. ...	02/02/2006
20060018760	Airfoil having improved impact and erosion resistance and method for preparing same A turbine airfoil having an improved impact and erosion resistance. The airfoil comprises: (a) a base segment having an impact resistant leading edge section proximate to the leading edge comprising a material having having a yield strength of least about 250 ksi and an...	01/26/2006
20050249601	Hybrid bucket and related method of pocket design A steam turbine rotor wheel includes a plurality of blades secured about a circumferential periphery of the wheel, each blade comprising a shank portion and an airfoil portion, the airfoil portion having at least one pocket filled with a filler material, wherein at leas...	11/10/2005

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Class 416/229A - Turbo machine