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| Number | Title | Issue Date |
| 8162599 | Stepped stator blade A blade for a stator in a torque converter including a first face, which includes a first step, and a second face located substantially circumferentially opposite the first face. In one embodiment, the first face includes first and second disjointed or misaligned se... | 04/24/2012 |
| 8157513 | Axial flow fan An axial flow fan according to the present invention comprises an impeller which rotates about a central axis and including a plurality of blades, a hollow member accommodating therein the impeller, a base portion which is arranged at the hollow member and supports ... | 04/17/2012 |
| 8147190 | Guide vane having hooked fastener for a gas turbine A stator vane for a gas turbine includes a vane airfoil which extends in the longitudinal direction of the vane and which is delimited by a leading edge and a trailing edge, and also an outer platform, the inner side of which is exposed to the hot gas which flows th... | 04/03/2012 |
| 8147189 | Sectorized nozzle for a turbomachine A sectorized nozzle for a turbomachine, the nozzle being made up of cylindrical sectors and comprising two annular platforms interconnected by substantially radial vanes, together with an annular rail for supporting elements of abradable material, each inner platfor... | 04/03/2012 |
| 8142143 | Guide vane for a gas turbine A stator blade for a gas turbine includes a blade airfoil extending in a longitudinal direction of the blade and is delimited by leading and trailing edges. The stator blade includes a shroud, whose inner side is exposed to hot gas which flows through the gas turbin... | 03/27/2012 |
| 8133015 | Turbine nozzle for a gas turbine engine A turbine nozzle includes: a hollow, airfoil-shaped turbine vane; and an arcuate first band disposed at a first end of the turbine vane, the first band having a flowpath face adjacent the turbine vane, and an opposed back face. The back face includes at least one op... | 03/13/2012 |
| 8133016 | Airfoil profile for a second stage turbine nozzle Second-stage nozzles have vanes including airfoil profiles substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in inches in Table I with the X, Y and Z values commencing at the radially innermost aerodynamic section of the airfoil an... | 03/13/2012 |
| 8128354 | Gas turbine engine A gas turbine engine is provided comprising an outer casing and a plurality of circumferentially positioned vane segments. The outer casing is provided with a circumferential casing slot. The plurality of circumferentially positioned vane segments are coupled to the... | 03/06/2012 |
| 8123474 | Repair of industrial gas turbine nozzle diaphragm packing A technique for refurbishing nozzle diaphragm sections of a gas turbine replaces an eroded section of the nozzle diaphragm with a replacement part designed to engage a slot machined in the nozzle diaphragm. The replacement part is formed of a material with capable o... | 02/28/2012 |
| 8113773 | Airfoil shape for a compressor vane An article of manufacture having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in TABLE A. X and Y are distances in inches which, when connected by smooth continuing arcs, define airfoil profile sections at ea... | 02/14/2012 |
| 8109719 | Annular component A stator vane assembly for a compressor has a support structure which carries and is bounded by an annular stator vane structure. The stator vane structure comprises a central bore and a sleeve carried on the central bore. The sleeve is disposed between the support ... | 02/07/2012 |
| 8096757 | Methods and apparatus for reducing nozzle stress A gas turbine engine nozzle is described. The gas turbine engine nozzle includes at least one nozzle vane having a first end and a second end. The first end is coupled to an inner sidewall and the second end is coupled to an outer sidewall. The gas turbine engine no... | 01/17/2012 |
| 8087884 | Advanced booster stator vane A stator vane includes leading and trailing edges extending longitudinally between a root and a tip, the trailing edge having an exit swirl angle distribution such that the exit swirl angle has a maximum value at an intermediate radius location. ... | 01/03/2012 |
| 8075259 | Turbine vane airfoil with turning flow and axial/circumferential trailing edge configuration An airfoil with turning flow comprises a first surface, a second surface, a leading edge and a trailing edge. The first and second surfaces extend from the leading edge to a trailing edge. A chord extends from a midpoint of the leading edge to a midpoint of the trai... | 12/13/2011 |
| 8070427 | Gas turbines having flexible chordal hinge seals Gas turbine systems having flexible chordal hinge seals are provided. According to an embodiment, a turbine system comprises: a nozzle segment comprising a stator vane extending between an inner band segment and an outer band segment; an inner support ring adjacent ... | 12/06/2011 |
| 8070428 | Airfoil shape for a turbine nozzle An article of manufacture having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in a table. Wherein X and Y are distances in inches which, when connected by smooth continuing arcs, define airfoil profile sectio... | 12/06/2011 |
| 8070429 | Turbine singlet nozzle assembly with mechanical and weld fabrication Embodiments of this invention include a nozzle assembly for a turbine, the nozzle assembly including an airfoil, inner and outer sidewalls, and inner and outer rings. Each of these sidewalls and rings are coupled together at an interface through a combination of a m... | 12/06/2011 |
| 8061981 | Blade for a flow machine In a blade intended to be exposed to a gas flow at high speed during operation of a flow machine comprising the blade, the blade includes a front end designed to face towards the incoming gas flow and a rear end. The front end is provided with a concave area that is... | 11/22/2011 |
| 8043052 | Fluid flow machine A fluid flow engine (1), in particular a turbo engine, has at least one guide vane row (5) with a plurality of guide vanes (6) and at least one rotor blade row (7) with a plurality of rotor blades (8). One guide vane row (5)... | 10/25/2011 |
| 8038390 | Airfoil shape for a compressor An article of manufacture having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in TABLE 1. X and Y are distances in inches which, when connected by smooth continuing arcs, define airfoil profile sections at ea... | 10/18/2011 |
| 7997860 | Welded nozzle assembly for a steam turbine and related assembly fixtures A nozzle blade comprising radially inner and outer walls with an airfoil portion extending therebetween; the inner and outer walls formed with alignment features on respective oppositely-facing surfaces aligned with a longitudinal center axis through the nozzle blad... | 08/16/2011 |
| 7997861 | Airfoil shape for a compressor An article of manufacture having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in TABLE 1. X and Y are distances in inches which, when connected by smooth continuing arcs, define airfoil profile sections at ea... | 08/16/2011 |
| 7993100 | Airfoil shape for a compressor An article of manufacture having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in TABLE 1. X and Y are distances in inches which, when connected by smooth continuing arcs, define airfoil profile sections at ea... | 08/09/2011 |
| 7980817 | Gas turbine engine vane A gas turbine engine vane has first and second members. The first member has a first surface section forming a suction side of an airfoil of the vane. The second surface section forms leading and trailing portions of a pressure side of the airfoil. The third surface... | 07/19/2011 |
| 7874794 | Blade row for a rotary machine and method of fabricating same A blade row for a rotary machine includes a radially inner endwall, a radially outer endwall having a radially inner surface, and an airfoil including a root section coupled to the inner endwall and a tip section coupled to the outer endwall such that the airfoil ex... | 01/25/2011 |
| 7874795 | Turbine nozzle assemblies A nozzle assembly for a turbine that may include: (1) a nozzle blade having inner and outer sidewalls and, in part, defining a flowpath upon assembly into the turbine; (2) an outer ring; (3) a flowsplitter having a horizontal extension; (4) an interface between the ... | 01/25/2011 |
| 7862295 | Device for guiding a stream of air entering a combustion chamber of a turbomachine A device for guiding a stream of air entering a combustion chamber of a turbomachine is disclosed. The device includes a flow straightener followed by a diffuser. One of the flow straightener shrouds is formed as one with one wall of revolution of the diffuser. The ... | 01/04/2011 |
| 7841828 | Turbine airfoil with submerged endwall cooling channel A turbine airfoil usable in a turbine engine and having at least one cooling system. At least a portion of the cooling system may be positioned in an endwall attached to the turbine airfoil. The endwall may include a submerged endwall cooling channel at the intersec... | 11/30/2010 |
| 7837437 | Turbine nozzle segment and repair method A method of repairing a turbine nozzle segment having at least one vane disposed between outer and inner bands. The method includes using an salvageable part, such as honeycomb backing strip remnant, from a nozzle segment that is unrepairable, and joining the honeyc... | 11/23/2010 |
| 7837438 | Vane assembly with metal trailing edge segment Embodiments of the invention relate to a vane assembly formed by a forward airfoil segment and an aft airfoil segment. The aft segment is made of metal and can define the trailing edge of the vane assembly. The forward segment can be made of ceramic, CMC or metal. T... | 11/23/2010 |
| 7828519 | Axial flow fan The present invention provides an axial flow fan capable of increasing an air volume and a static pressure more than conventional axial flow fans, and also capable of reducing generation of noise. A guide wall portion 33 is provided to form a guide groove ... | 11/09/2010 |
| 7824153 | Stator vane of turbo molecular pump A stator vane for a turbo molecular pump has stator vane halves each having inner and outer rim portions and radially arranged stator blades connected integrally between the inner and outer rim portions. The inner rim portion of each stator vane half has a pair of i... | 11/02/2010 |
| 7815417 | Guide vane for a gas turbine engine A guide vane for a gas turbine aircraft engine includes an aerodynamic shell for turning a flow of working fluid and an internal spar spaced from the aerodynamic shell by an air gap and reinforced by stiffeners. ... | 10/19/2010 |
| 7811055 | Fan housing for a heat exchanger, particular for motor vehicles The invention relates to a fan housing for an air-flow heat exchanger having a fan blower comprising an axial-flow fan and a drive motor, the blower being connected to the fan housing by struts and the struts having a cross-sectional profile with a front edge and a ... | 10/12/2010 |
| 7806653 | Gas turbine engines including multi-curve stator vanes and methods of assembling the same A stator vane that may be used in engine assemblies. The stator vane includes an airfoil having a first sidewall and a second sidewall that is coupled to the first sidewall at a leading edge and at a trailing edge. The airfoil extends radially from a root portion to... | 10/05/2010 |
| 7798773 | Airfoil replacement repair A method of repairing a vane segment for a gas turbine engine includes removing an engine-run cooling baffle from the vane segment, forming a non-engine-run manufacturing detail that includes an inner platform, an outer platform, and an airfoil, attaching the engine... | 09/21/2010 |
| 7794201 | Gas turbine engines including lean stator vanes and methods of assembling the same A stator vane that may be used in an engine assembly is provided. The stator vane includes an airfoil that has a first sidewall and a second sidewall, which connects to the first sidewall at a leading edge and at a trailing edge. The airfoil also includes a root por... | 09/14/2010 |
| 7789621 | Gas turbine engine airfoil A gas turbine engine airfoil including at least one outer tile coupled to a supporting member. The outer tile is coupled to the supporting member by a pin passing though the supporting member and the outer tile. ... | 09/07/2010 |
| 7780404 | Fan housing with noise-reducing structure A fan housing with a noise-reducing structure includes a housing having a side wall. An air inlet is defined in the housing and an air outlet defined in the side wall of the housing. A plurality of supporting ribs are disposed in the air inlet and connected between ... | 08/24/2010 |
| 7762767 | Axial-flow fan The present invention provides an axial-flow fan capable of entirely cooling an object to be cooled even when the distance between the object to be cooled and an air discharge opening of the axial-flow fan is short. A plurality of stationary blades 11A to ... | 07/27/2010 |
