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Rotary kinetic fluid motors or pumps July category listing 07/10

20100189542 - Turbine arrangement and method of cooling a shroud located at the tip of a turbine blade: A turbine arrangement with a rotor and a stator surrounding the rotor forming a flow path for hot and pressurised combustion gases between the rotor and the stator is provided. The rotor defines a radial direction and a circumferential direction and includes turbine blades extending in the radial direction through... Agent: Siemens Corporation Intellectual Property Department

20100189543 - Fuel pump: A fuel pump for delivering fuel in a motor vehicle, having a side channel stage. The fuel pump further includes a peripheral stage. The peripheral stage produces the same pressure at lower volume flow across the periphery of the rotor as compared to a side channel stage. For this purpose,... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20100189544 - Counter-rotating axial-flow fan: A counter rotating axial flow fan that reduces vibration generation over a wide rotational speed range. A disk-shaped cushioning member is disposed between a circular plate portion of a first support frame main body half portion and a circular plate portion of a second support frame main body half portion.... Agent: Rankin, Hill & Clark LLP

20100189545 - Automated seal oil by-pass system for hydrogen cooled generators: Disclosed is a solution to automate a seal oil float trap by-pass for a hydrogen cooled generator. An automated by-pass system is coupled to an existing manual by-pass system for a float trap for a hydrogen cooled generator. The automated by-pass system includes at least one solenoid valve and a... Agent: Hoffman Warnick LLC

20100189547 - Centrifugal fan: A centrifugal fan used as a ventilating fan is provided which can increase a range of frequencies of noises in which noises can be suppressed and can adjust frequencies of noises at which noises can be suppressed. The centrifugal fan includes, in an outer casing, a motor that couples an... Agent: Panasonic Patent Center

20100189546 - Fluid expansion device and method with noise attenuation: A device or system through which fluid is adapted to flow, such as, for example, a fluid-carrying conduit, flow control valve, or fluid expansion device including, for example, a steam turbine or fluid expander, according to which acoustic energy is generated by, or present within, the device or system and... Agent: Edmonds Nolte, PC

20100189548 - Rotation arrangement: A selective rotation arrangement for a shaft, the arrangement including a housing mountable spaced from the shaft and an engagement member with distal and proximal ends which is selectively movable relative to the housing towards or away from the shaft between an operating position towards the shaft and a rest... Agent: Mccormick, Paulding & Huber LLP

20100189550 - Rotary valve for the control of steam throughput in a steam turbine: A rotary valve for the control of the steam throughput in a steam turbine is provided. The rotary valve includes an immovable fixed ring and a rotary ring which is arranged concentrically and rotatably on the fixed ring. The rotary valve is equipped with control profiles including profiled heads and... Agent: Siemens Corporation Intellectual Property Department

20100189549 - Variable vane assembly: A variable vane assembly, for example of stator vanes in a gas turbine engine, comprises vanes 16 which can be turned together about their longitudinal axes by means of a unison ring 26 which is turned by an actuator 28 about the engine axis. The unison ring 26 is coupled... Agent: Oliff & Berridge, PLC

20100189551 - Systems and methods of reducing heat loss from a gas turbine during shutdown: A method operates a gas turbine that includes a compressor section, a turbine section and an extraction cooling system. The method includes monitoring an operation of the gas turbine, directing a cooling air flow through the extraction cooling system from the compressor section to the turbine section in response to... Agent: Sutherland Asbill & Brennan LLP

20100189552 - Fan assembly: A fan assembly 1 for a gas turbine, the assembly 1 comprising: a fan surrounded by a fan casing 2; a resilient, flexible containment material 4 around the outside of the fan casing 2 for containing a detached fan blade which breaches the casing 2 during a fan blade off... Agent: Oliff & Berridge, PLC

20100189553 - Turbo air compressor system: Provided is a turbo air compressor system which is mounted to a rotor or a blade housing of a wind power system to change a path of an air inflow, compress the flowing air, and increase the rotation speed and the rotating force of a rotating member such as a... Agent: JeffersonIPLaw, LLP

20100189554 - Apparatus for regulated delivery of a gas, in particular breathing apparatus: o

20100189555 - Method and assembly for gas turbine engine airfoils with protective coating: A method of processing turbine airfoils includes depositing a protective coating on first and second turbine airfoils, and bonding the first and second turbine airfoils together after the deposition such that there is an open throat between the first and second turbine airfoil and at least portions of surfaces in... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20100189556 - Segmented ceramic matrix composite turbine airfoil component: A segmented component for use with a gas turbine engine comprises a radially extending gas path portion. The gas path portion is for interacting with gas flow from the gas turbine engine. The component is divided into axially aligned segments comprising a forward segment, an aft segment, and a plurality... Agent: Kinney & Lange, P.A.

20100189557 - Impeller and fan: An impeller for a fan, which impeller comprises a hub and one or more blades, wherein at least one blade has a radially inner portion which is aerofoil in section and a centrifugal accelerator portion which extends radially outwardly from the aerofoil portion. The aerofoil portion has a greater angle... Agent: Fulwider Patton LLP

20100189558 - Turbocharger having a turbocharger housing comprising a threaded connection by means of an anchor: A turbocharger has a turbocharger housing with a bearing housing and at least one impeller housing. The bearing housing and the impeller housing are screwed together by way of a screw anchor connection, and at least one head of an anchor of the screw anchor connection is covered by a... Agent: Lerner Greenberg Stemer LLP

20100189559 - Fixture for use in a coating operation: This invention relates to a fixture for use in a physical vapor deposition coating operation which comprises a support structure 14 comprising a circular base member 10, a circular top member 11 opposite the circular base member 10, and a plurality of structural members 12 joining said top member 11... Agent: Praxair, Inc. Law Department - M1 557

20100183424 - Electrodynamic control of blade clearance leakage loss in turbomachinery applications: Electrodynamic control of fluid leakage loss is provided. Embodiments utilize electrohydrodynamic (EHD) principles to control and/or reduce leakage flow in turbomachinery. Electrodes can be used to provide a flow actuation mechanism inside the clearance gap for generating discharge. The electrodes can be positioned to have geometric asymmetry. Embodiments provide the... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association

20100183423 - Injecting processing fluid while writing data: An apparatus and associated method is provided for injecting a processing fluid in a device that operably rotates a disc stack. A fluid injector has a nozzle defining an outlet sized to longitudinally span the disc stack to operably direct the processing fluid toward the disc stack. The nozzle also... Agent: Mccarthy Law Group

20100183425 - Blower: A blower apparatus comprises a box-like main frame provided with a main-frame inlet port and a main-frame outlet port in positions confronting each other, and a plurality of centrifugal blower units for suctioning through a blower inlet port air taken inside of the main frame from the main-frame inlet port... Agent: Panasonic Patent Center

20100183426 - Fluidic rim seal system for turbine engines: A fluidic rim seal system can be provided between a neighboring stationary and rotatable components in the turbine section of a turbine engine. For instance, the stationary component can be an inner shroud associated with a vane. The inner shroud can include a groove that extends circumferentially about the shroud.... Agent: Siemens Corporation Intellectual Property Department

20100183428 - Modular serpentine cooling systems for turbine engine components: A cooling system for use in a turbine engine component exposed to high temperatures during engine operation. The system includes a serpentine flow passage and an exhaust region. The serpentine flow passage includes a coolant supply inlet. The passage can be configured so that neighboring portions of the passage have... Agent: Siemens Corporation Intellectual Property Department

20100183427 - Turbine blade with micro channel cooling system: A cooling system for a turbine airfoil of a turbine engine has a multi-pass serpentine flow circuit providing a flow path from a forward cooling flow entry at the root and exhausting towards the trailing edge through a series of chord wise micro channels extending from the rearward pass of... Agent: Siemens Corporation Intellectual Property Department

20100183429 - Turbine blade with multiple trailing edge cooling slots: A cooling system for a turbine airfoil of a turbine engine has a multiple suction side cooling slots extending from a front edge on the suction side to the center of the trailing edge or even to the pressure side of the center line and a pressure side cooling slot... Agent: Siemens Corporation Intellectual Property Department

20100183430 - Turbine for driving a generator in a drill string: The invention is directed to a turbine with a housing mountable in a drill string and having an inlet opening and an outlet opening for a fluid conveyed through the drill string, and with an impeller arranged in the housing and adapted to be impinged upon by the fluid flowing... Agent: Collard & Roe, P.C.

20100183432 - Nose dome for a turbomachine rotor: A nose dome for a turbomachine rotor is provided. The turbomachine rotor has an impeller which is arranged in an overhung fashion with respect to a bearing point of the turbomachine rotor. The nose dome can be connected axially to the impeller in order to guide an axial inflow and/or... Agent: Siemens Corporation Intellectual Property Department

20100183431 - Repair of case flange with bolt holes: A method for repairing damaged bolt holes in a flange having a plurality of circumferentially spaced bolt holes therein, with each bolt hole defining a center axis and the flange defining an outer diameter edge. The method includes removing parent material of the flange in a first pattern, and metallurgically... Agent: Kinney & Lange, P.A.

20100183433 - Centrifugal fan: A centrifugal blower unit comprising an impeller disposed therein and a scroll casing covering the exterior, the scroll casing having an outlet port, a tongue-like portion, a scroll portion of a volute shape and side casing plates provided with inlet ports on both sides, featuring advantages of increasing a static... Agent: Panasonic Patent Center

20100183434 - Exhaust gas turbocharger for an internal combustion engine: In an exhaust gas turbocharger for an internal combustion engine, including a turbine housing and a rotor, the housing having an exhaust gas guide section and the rotor including a turbine wheel and a shaft connected to the turbine wheel which is driven by exhaust gas, and a control device... Agent: Klaus J. Bach

20100183435 - Gas turbine vane platform element: A gas turbine CMC shroud plate (48A) with a vane-receiving opening (79) that matches a cross-section profile of a turbine vane airfoil (22). The shroud plate (48A) has first and second curved circumferential sides (73A, 74A) that generally follow the curves of respective first and second curved sides (81, 82)... Agent: Siemens Corporation Intellectual Property Department

20100183436 - Discrete load fins for individual stator vanes: An exemplary embodiment of the invention is directed to a turbine engine having a circumferential casing with a circumferentially extending slot formed in an inner wall. A radially inwardly facing fin-ring is disposed in the slot and has a radially inwardly projecting fin extending axially there across. A radially inwardly... Agent: Cantor Colburn, LLP

20100183437 - Fan: A fan includes an impeller comprising a hub and a plurality of blades, and a housing receiving the impeller and comprising a first frame having a side wall and an inlet, and a second frame having a side wall and an outlet, wherein an inner surface on a periphery of... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100183438 - Compact shaft support device for turbomachines: A shaft support device for a turbomachine including a rotary body and a stationary body. The rotary body is attached to a shaft of the turbomachine, and includes a first portion and a second portion. The first portion has a thrust bearing collar and the second portion has a thrust... Agent: Edmonds Nolte, PC

20100183439 - Systems, methods, and apparatus for controlling gas leakage in a turbine: Systems, methods and apparatus for controlling gas leakage in a turbine are provided. A plurality of seals may be provided in series, where each of the plurality of seals may be operable to reduce gas backflow from an inlet of a turbine component. Further, one or more channels may be... Agent: Sutherland Asbill & Brennan LLP

20100178152 - Compressor clearance control system using turbine exhaust: The present application provides a compressor clearance control system for a gas turbine engine. The gas turbine engine includes a turbine producing exhaust gases and a compressor with a casing and a number of rotor blades. The compressor clearance control system may include a casing heat exchanger positioned about the... Agent: Sutherland Asbill & Brennan LLP

20100178154 - Method and system for controlling a turbocompressor group: A method for controlling at least two turbocompressors (1.1, 2.1), each having a control device (1.2, 2.2) for maintaining a distance relative to a surge limit curve (P1, P2) of the respective turbocompressor; wherein a first distance (A1.1, A2.1) is determined for each turbocompressor from its surge limit curve; wherein... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20100178155 - Steam turbine and cooling method thereof: A steam turbine includes a casing, a rotor arranged inside the casing so as to extend in an axial direction of the casing, a rotor disk integrally formed with the rotor, a rotor-side implanting portion formed in the rotor disk, a plurality of moving blades arranged on the rotor disk... Agent: Foley And Lardner LLP Suite 500

20100178153 - Turbine having compact inflow housing thanks to internal control valves: A turbine having an inflow housing is provided. The turbine includes an inlet for an inflowing working fluid, wherein the inlet can be closed by a quick closing valve, a plurality of control valves and at least two nozzle groups. The flow of the working fluid is controllable by the... Agent: Siemens Corporation Intellectual Property Department

20100178156 - Steam turbine having exhaust enthalpic condition control and related method: A steam turbine includes a casing including a steam inlet and an exhaust, the casing enclosing operative structure of the steam turbine; a valve controlling introduction of a steam flow at a location of the steam turbine to impact an enthalpic condition of steam exiting the exhaust; and a controller... Agent: Hoffman Warnick LLC

20100178157 - Heat exchange element, manufacturing method thereof, and heat exchange ventilator: A heat exchange element according to the present invention has a stacked-layer structure in which sheet-like partition members and spacing members are stacked alternately, while the spacing members are joined with the partition members so as to form air flow passages together with the partition members. A plurality of adhesive... Agent: Buchanan, Ingersoll & Rooney PC

20100178158 - Turbine wash port for a gas turbine engine: An access conduit for access to the interior of a combustor for the washing of the turbine components of a gas turbine engine. The access conduit is secured between a gas generator case and a combustion chamber liner of the combustor. The access conduit has an open outer end accessible... Agent: Ogilvy Renault LLP (pwc)

20100178159 - Turbine bucket angel wing compression seal: The present application provides an angel wing seal for a turbine bucket. The angel wing seal may include a first wing with a sinusoidally-shaped outer edge and a number of wing teeth positioned thereon.... Agent: Sutherland Asbill & Brennan LLP

20100178160 - Device and system for reducing secondary air flow in a gas turbine: A device for reducing secondary airflow in a gas turbine is disclosed. The device includes an inter-stage sealing member located between a plurality of first turbine buckets attached to a first rotor disk, and a plurality of second turbine buckets attached to a second rotor disk. The first rotor disk... Agent: Cantor Colburn, LLP

20100178161 - Compressor clearance control system using bearing oil waste heat: The present application provides a compressor clearance control system for a gas turbine engine having an oil recirculation system with a flow of oil therein and a compressor with a casing and a number of rotor blades. The compressor clearance control system may include a casing heat exchanger positioned about... Agent: Sutherland Asbill & Brennan LLP

20100178162 - Split impeller configuration for synchronizing thermal response between turbine wheels: An impeller system with split impeller configuration between adjacent turbine wheels for synchronizing their thermal response is provided. Exemplary embodiments include a turbomachine having a turbine, a compressor and a rotor disposed between the turbine and the compressor, and an impeller system. An impeller system includes a turbomachine wheel, and... Agent: Cantor Colburn, LLP

20100178163 - Radial compressor with a diffuser for use in a turbocharger: A radial compressor, in particular for a turbo-charger, has a spiral housing and a diffuser. The diffuser is constructed such that a low-pressure region in the area of the transition between the spiral housing and the tongue is at least reduced.... Agent: Lerner Greenberg Stemer LLP

20100178164 - System and method for turbocharging an engine: A turbocharger system, in certain embodiments, includes a compressor, a turbine, a shaft coupling the compressor to the turbine, and a turbo casing configured to improve pressure recovery, wherein the turbo casing includes a non symmetrical geometry configured to improve flow towards an exhaust outlet.... Agent: Ge Transportation-rail C/o Fletcher Yoder PC

20100178165 - Welding repair method for full hoop structures: A unique heat treat method for relieving stresses caused by a repairing weld joint in a full hoop part heat treats locally, at the location of the weld joint, and at a diametrically opposed location. By providing the diametrically opposed heat treat location, the present invention relieves stresses caused by... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20100178166 - Hydrodynamic axial bearing: A hydrodynamic axial bearing with a floating disk is disclosed wherein two lubricating gaps on the two sides of the floating disk are formed by supporting surfaces of different size. This makes it possible to provide identical lubricating gaps on both sides, despite different rotation speeds between the floating disk... Agent: Buchanan, Ingersoll & Rooney PC

20100172738 - Method of matching thermal response rates between a stator and a rotor and fluidic thermal switch for use therewith: A turbine power generation system with thermal response rate matching provided by one or more fluidic thermal switches and a method for mitigating restart pinch during a hot restart. The turbine power generating system includes a stator and a rotor situated within the casing of the stator. Auxiliary heat is... Agent: Sutherland Asbill & Brennan LLP

20100172739 - Bearing and retention mechanisms: An exemplary locating mechanism includes a bearing outer race (422) that has a central axis (z-axis) and that has a turbine end, a compressor end and a slot (421), of an axial length, disposed between the turbine end and the compressor end; and a deformable clip (430) shaped as a... Agent: Honeywell/pangrle Patent Services

20100172741 - Compressor device: There is provided a compressor device in which resonance in a circulating channel is reduced so that an increase in noise generated from the compressor device is prevented. The compressor device includes: a plurality of blades rotated about a rotation axis; an air inlet extending along the rotation axis and... Agent: Birch Stewart Kolasch & Birch

20100172740 - Heat dissipating device: A heat dissipating device includes a receiving bracket adapted to be mounted in an electronic device enclosure and a fan module accommodated in the receiving bracket. The fan module includes a fan and a mounting bracket connected to the fan. The fan is secured to the mounting bracket via a... Agent: PCe Industry, Inc. Att. Steven Reiss

20100172742 - Stator assembly for a rotary machine: A stator assembly having a windage cover for structure adjacent to a cavity bounded by rotating elements in a rotary machine is disclosed. Various construction details are developed for damping vibrations in the windage cover as the windage cover bounds a cavity having swirling high velocity gases that are capable... Agent: Gene D. Fleischhauer, Esq.

20100172743 - Variable position guide vane actuation system and method: Disclosed herein is a turbine variable position guide vane actuation system. The system includes, a plurality of variable position guide vanes, a plurality of actuators and each actuator is in operable communication with one of the plurality of variable position guide vanes, and at least one structure in operable communication... Agent: Cantor Colburn, LLP

20100172744 - Variable position guide vane actuation system and method: Disclosed herein is a turbine variable position guide vane actuation system. The system includes, a plurality of variable position guide vanes, a plurality of actuators with each actuator in operable communication with one of the plurality of variable position guide vanes, and each of the plurality of actuators having a... Agent: Cantor Colburn, LLP

20100172745 - Centrifugal compressor having adjustable inlet guide vanes: An apparatus for adjustment of inlet guide vanes of a compressor includes a ring having a plurality of slots spaced around a circumference thereof; a plurality of lever arm assemblies each having a pin that includes a body with a first end and a second end and a lever arm... Agent: The Webb Law Firm, P.C.

20100172746 - Method and apparatus for cooling a transition piece: Disclosed is a compressor discharge can including a transition piece and a flow redirector located about the transition piece, defining an airflow space therebetween, the flow redirector configured to reduce recirculation of flow in the airflow space.... Agent: Cantor Colburn, LLP

20100172747 - Plasma enhanced compressor duct: A compression system is disclosed, comprising a first compressor having a first flowpath, a second compressor having a second flowpath located axially aft from the first compressor, and a transition duct capable of flowing an airfow from the first compressor to the second compressor, the transition duct having at least... Agent: General Electric Company

20100172748 - 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 nozzle... Agent: John S. Beulick (17851) Armstrong Teasdale LLP

20100172749 - Wall of turbo machine and turbo machine: The invention relates to wall of a turbo machine having a cascade of blades. The wall includes: a first platform facing a first passage between blades in the cascade of blades; and a second platform facing a second passage between adjacent cascade of blades on an upstream side and cascade... Agent: Ostrolenk Faber Gerb & Soffen

20100172750 - Air conditioning apparatus equipped with a compressor and a vortex: An air-conditioner comprises, in an accommodating structure: an axial compressor powered by a built-in motor unit which circulates air, an axial flow-straightening stator to create a static pressure in excess of atmospheric pressure by transferring the air stream obtained in a static centrifugal compressor that creates a rotational flow with... Agent: Heslin Rothenberg Farley & Mesiti PC

20100172751 - Pump and pump impeller: A pump assembly that includes a pump housing defining an inlet for receiving fluid to be pumped and an outlet for discharging fluid. A rotatable impeller operatively coupled to a drive motor includes a plurality of vane structures integrally formed with a shroud. Each vane structure includes a curved, axial... Agent: Tarolli, Sundheim, Covell & Tummino L.L.P.

20100172752 - 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 and then made relative to that section... Agent: Nixon & Vanderhye P.C.

20100172753 - Compressor side inlet with improved aerodynamic performance and reduced manufacturing complexity: An air plenum is configured to direct air into a centrifugal compressor impeller in an ACM compressor. The air inlet plenum has a cylindrical outer wall, a forward circular end wall, and a rearward circular end wall. An air inlet radially extends from the cylindrical outer wall and is in... Agent: Honeywell/shimokaji Patent Services

20100172754 - Stator casing having improved running clearances under thermal load: A turbine power generation system, comprising a stator including a shroud and a rotor rotatably situated within the shroud, wherein the shroud is structured such that the inner diameter of the inner surface of the shroud reduces when the inner surface is exposed to a thermal load. The reduction of... Agent: Sutherland Asbill & Brennan LLP

20100172755 - Method and apparatus for insuring proper installation of stators in a compressor case: Disclosed herein is a compressor case assembly that includes a compressor case section having an assembly track and a set of stator portions that are insertable in the assembly track, the compressor case section and the set of stator portions are configured such that the set of stator portions only... Agent: Cantor Colburn, LLP

20100172756 - Rotary compressor: A rotary compressor including a case defining an external appearance of the compressor. A compressing device is arranged inside the case, and a lower cap is fixed to a lower end of the case. The rotary compressor further includes a weld zone to fix the compressing device and lower cap... Agent: Staas & Halsey LLP

20100172757 - Indirect drive unit apparatus, system and method: An apparatus, method and system using an indirect drive turbine to produce power by reusing spent energy by way of routing fluid flow through multiple stages of the turbine. A small engine is used for mechanical gain from the turbine. The engine is not connected to the turbine by a... Agent: Irving M. Weiner Weiner & Burt, P.C.

20100172758 - Heat dissipation fan: A heat dissipation fan includes a fan frame, a bearing assembly, a stator and a rotor. The fan frame includes a base and a central tube. The central tube includes an open top end and an open bottom end. The base defines a receiving concave at a bottom surface thereof.... Agent: PCe Industry, Inc. Att. Steven Reiss

20100166537 - Inspection hole plug with a ball swivel: A plug for an inspection hole of a gas turbine engine is disclosed. The plug may have a stem including a first shaft, wherein a first seal is located circumferentially about the first shaft. The plug may have a swivel seal including a second seal spaced from a ball by... Agent: Caterpillar Inc. Intellectual Property Dept.

20100166538 - Turbine airfoil clocking: A method of decreasing the operational stresses acting on a target airfoil row in a turbine engine; wherein the target airfoil row is bordered on each side by a first upstream airfoil row and a first downstream airfoil row; the first upstream airfoil row and the first downstream airfoil row... Agent: Ge Energy General Electric C/o Ernest G. Cusick

20100166539 - Centrifugal compressor: A centrifugal compressor having a wide operating range, being economically efficient and high reliability in terms of a stable operation is provided. A centrifugal compressor including a partition wall 37 for dividing a flow channel in the diffuser section 15 and the volute section 16 into a plurality of channels... Agent: Wenderoth, Lind & Ponack, L.L.P.

20100166541 - Charging device: c

20100166540 - Variable geometry vane: The present invention includes a pivotable vane having an airfoil with a vane spindle or stem extending toward a distal end thereof. The vane stem has a head with a pair of tapered flats having an outwardly extending angle as defined from the distal end of the head towards the... Agent: Krieg Devault LLP

20100166543 - Inlet guide vanes and gas turbine engine systems involving such vanes: Inlet guide vanes and gas turbine engine systems involving such vanes are provided. In this regard, a representative an inlet guide vane for a gas turbine engine includes: a fixed strut; and a variable flap located downstream of the fixed strut and being movable with respect thereto; the fixed strut... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20100166542 - Variable stator blade mechanism for turbochargers: A turbocharger with variable turbine geometry comprising of a turbine housing having an exhaust gas inlet and an outlet, a volute connected to the inlet, and a nozzle wall adjacent the volute, carrying a turbine wheel and is attached to a shaft with a plurality of improved aerodynamic profiled stator... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20100166544 - Turbomachinery: Disclosed herein is a turbomachinery including a labyrinth seal easy to fabricate and adapted to prevent unstable vibration of a rotor. A turbomachinery according to this invention includes a labyrinth seal 2 formed by dividing the seal into segments 7 in a circumferential direction and combining the segments 7 whose... Agent: Mattingly & Malur, P.C.

20100166545 - Stator assembly for a gas turbine engine: A stator assembly for a gas turbine engine includes: (a) an outer shroud having a circumferential array of outer slots; (b) an inner shroud having a circumferential array of inner slots; (c) a plurality of airfoil-shaped vanes extending between the inner and outer shrouds, each vane having inner and outer... Agent: Trego, Hines & Ladenheim, PLLC

20100166546 - Apparatuses, systems, and methods of gas turbine engine component interconnection: One embodiment is an apparatus comprising a first rotational gas turbine engine component including first threads; a second rotational gas turbine engine component including second threads; the first threads and the second threads being mated; and the first rotational engine component being fastened to the second rotational engine component substantially... Agent: Krieg Devault LLP

20100166548 - Steam turbine blade and method for manufacturing the same: A steam turbine blade includes a coating film formed at least a portion of a surface of the steam turbine blade, the coating film containing a ceramic matrix and nanosheet particles dispersed in the ceramic matrix. The steam turbine blade is employed as one of stator blades or one of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100166547 - Wind turbine with reduced radar signature: Various components of a shrouded wind turbine are coated with a radar absorbent material. The resulting wind turbine has a reduced radar signature compared to conventional wind turbines.... Agent: Fay Sharpe LLP

20100166549 - Methods, systems and/or apparatus relating to inducers for turbine engines: An inducer that includes a profiled throat. In some embodiments, the inducer includes a conical shape upstream of the profiled throat with a relatively large circular inlet that narrows to the profiled throat and, downstream of the profiled throat, a downstream section that broadens from the profiled throat. The profiled... Agent: Ge Energy General Electric C/o Ernest G. Cusick

20100166551 - Hybrid turbomachinery component for a gas turbine engine: The present invention provides a hybrid turbomachinery component for use in a gas turbine engine. The hybrid turbomachinery component may be operative to direct the working fluid of the gas turbine engine and/or addi energy to the working fluid and/or extract energy from the working fluid. One or more portions... Agent: Krieg Devault LLP

20100166550 - Methods, systems and/or apparatus relating to frequency-tuned turbine blades: A method of tuning a compressor stator blade, having a base portion and an airfoil portion, to achieve a desired natural frequency, comprising: a) identifying the natural frequency of the compressor stator blade; b) determining a different target natural frequency for the compressor stator blade; and c) removing material from... Agent: Ge Energy General Electric C/o Ernest G. Cusick

20100166552 - Diffuser for a compressor: A diffuser is provided having a number of diffuser channels defined by a top wall, bottom wall, and two sidewalls. The sidewalls can be constructed according to an involute of a circle which provides constant interwall distance between the sidewalls along the length of the diffuser channel. The top and... Agent: Krieg Devault LLP

20100166553 - Horizontal-axis wind generator: The invention relates to a wind generator for generating power thanks to the force of the wind or a stream of water. The invention includes a rotor provided with 2, 3 or 4 semi-frustoconical twisted blades practically parallel to the rotation axis, which is horizontal. It is silent, starts with... Agent: Egbert Law Offices

20100166554 - Lift fan flow path device: A flow path is disclosed that is capable of being deployed when needed and stowed in a relatively small space when not in use. The flow path device is flexible and may be made from a variety of materials. In an illustrative embodiment the flow path device is annular and... Agent: Krieg Devault LLP

20100166555 - Pumping unit: Pumping units are known to have an inlet channel, opening out into a pumping channel and tapering from an inlet cross section to an outlet into the pumping channel with an outlet cross-section. The flow is deflected through ninety degrees on entry to the pumping channel which induces strong swirling.... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.