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Rotary kinetic fluid motors or pumps September class, title,number 09/09

20090238675 - Airfoil thermal management with microcircuit cooling: A turbine engine component, such as a turbine engine blade, has an airfoil portion with a pressure side wall and a suction side wall, a plurality of ribs extending between the pressure side wall and the suction side wall, and a plurality of supply cavities located between the ribs. The... Agent: Bachman & Lapointe, P.C. (p&w)

20090238676 - Accelerator for use in a wind power electrical generating system: An accelerator for a wind power electrical generating system which mounts at least one wind turbine and which defines an air passageway capturing and delivering wind to the turbine. The accelerator comprises a cage-like support structure of thin sturdy members which defines in three-dimensional outline the air passageway. A cover... Agent: Ted Paulding

20090238677 - Centrifugal compressor with air extraction and return at the casing: A centrifugal compressor includes a rotor 2, which is rotatably borne in a casing 1. A fluid gap flow between the casing 1 and the rotor 2 is extracted via cutouts in the casing 1.... Agent: Timothy J. Klima Harbin Klima Law Grouop PLLC

20090238678 - Cold air buffer supply tube: A cold air buffer supply tube for a gas turbine engine includes a tube body having a first tube end and a second tube end. A fitting is secured to the first tube end, and a metering cap is secured to the tube second end. The metering cap includes a... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090238679 - Steam turbine and a method of determining leakage within a steam turbine: A steam turbine includes a shaft operatively connecting a first turbine section and a second turbine section. A packing assembly is positioned about the shaft. A first conduit is fluidly connected to the packing assembly. The first conduit is configured to introduce a flow of low temperature, low pressure steam... Agent: Cantor Colburn, LLP

20090238680 - Pumping unit: In the pumping unit disclosed, the friction acting on the impeller is reduced, and the efficiency is increased by at least two adjacent indentations of at least one face end of the impeller and/or of the at least one end wall of the pump chamber communicate with one another via... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20090238681 - Control device of variable pitch vanes in a turbomachine: Control device of variable pitch vanes in a turbomachine, including a ring (14) surrounding a casing (10) of the turbomachine and connected by links to the variable pitch vanes, and a jack (16) connected to the ring in order to displace it in rotation around the casing, the jack being... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090238682 - Compressor stator with partial shroud: A gas-turbine axial compressor has a casing 3 and a rotatable shaft 5, which form an annular duct, in which at least one stator 2 and one rotor 4 are arranged. A shroud 21 is arranged at a free end of the stator 2 vanes, which extends over part of... Agent: Shuttleworth & Ingersoll, P.L.C

20090238683 - Vane with integral inner air seal: A stator vane segment for a gas turbine engine includes at least one airfoil joined to an outer shroud and an inner platform. A sealing element having a first platform radially inward of the inner platform and an abradable material covering at least a portion of the first platform is... Agent: Kinney & Lange, P.A.

20090238684 - Cooling arrangement for cmc components with thermally conductive layer: A CMC wall (22) with a front surface (21) heated (24) by a working fluid in a gas turbine. A back CMC surface (23) is coated with a layer (42) of a thermally conductive material to accelerate heat transfer in the plane of the CMC wall (22), reducing thermal gradients... Agent: Siemens Corporation Intellectual Property Department

20090238685 - Disguised air displacement device: A body has a back and parallel front. The back of the body defines an air inlet and a peripheral air outlet is associated with the front. A body chamber between the back and the front is in fluid communication with the air inlet and the air outlet. A structurally... Agent: Michael J. Colitz, Jr.

20090238686 - Gas turbine engine systems involving fairings with locating data: Gas turbine engine systems involving fairings with locating data are provided. In this regard, a representative a fairing assembly for a gas turbine engine includes: a first locating component having a leading edge, first and second sides extending from the leading edge, and a recess oriented parallel to the leading... Agent: O''shea Getz P.C.

20090238687 - Blower: A blower includes a housing unit, a fan blade unit, a driving device, a start capacitor, a switch device, and a power source device. The power source device is connected electrically to the switch device. The housing unit includes a driver housing for receiving the driving device, and a fan... Agent: Foley And Lardner LLP Suite 500

20090238688 - Fluid injector nozzle: A fluid flow machine includes an annulus duct (2) formed between a casing (1) and a rotor drum (3), which is rotatable about a machine axis (4). At least one row of rotor blades (6) is arranged in the annulus duct (2), with the latter forming a main flow path... Agent: Shuttleworth & Ingersoll, P.L.C

20090238689 - Shaft bearing assembly: A turbocharger shaft is supported for rotation about its axis in a bearing housing by a pair of floating ring bearings disposed between the shaft and the bearing housing. The floating ring bearings are penetrated in a substantially radial direction by a plurality of apertures to allow the passage of... Agent: Krieg Devault LLP

20090232635 - Independent sensing system for wind turbines: A wireless sensing device for use in a wind turbine having a sensor capable of measuring one or more parameters for wind turbine operation. The sensing device also include a transmission device capable of wirelessly transmitting one or more signals corresponding to the one or more measured parameters to a... Agent: Mcnees Wallace & Nurick, LLC

20090232636 - Multistage compressor for a gas turbine, comprising discharge ports and injection ports to stabilize the compressor flow: A multistage compressor for a gas turbine, having a compressor housing, guide vanes, impeller vanes, a hub area, discharge ports, and injection ports for stabilizing the compressor flow, wherein the discharge ports are situated at least one stage downstream from the injection ports, the injection ports being fashioned as nozzles,... Agent: Greer, Burns & Crain

20090232637 - Cooling air manifold splash plates and gas turbines engine systems involving such splash plates: Cooling air manifold splash plates and gas turbine engine systems involving such splash plates are provided. In this regard, a representative cooling air manifold splash plates includes: a base having an aperture; and an air deflector supported by the base, the air deflector being positioned relative to the base to... Agent: O''shea Getz P.C.

20090232638 - System and method for monitoring radial motion of a rotating shaft of a turbocharger: A system is provided for monitoring radial motion of a rotating shaft of a turbocharger. The turbocharger includes a compressor and a turbine coupled to opposing ends of the shaft. The system includes a thrust collar including a cylindrical portion and a flange configured to radially extend from one end... Agent: Beusse Wolter Sanks Mora & Maire, P.A.

20090232639 - Wear plate for a centrifugal pump: A wear plate for use in a centrifugal pump is structured with at least one cutting element positioned at the inner bore of the wear plate, the cutting element or elements being positioned to impact the cutting edge of the vanes of an impeller and oriented in a direction relative... Agent: Morriss Obryant Compagni, P.C.

20090232640 - Assembly for driving gas turbine accessories: The invention provides an assembly for driving accessories of a gas turbine, the assembly comprising: a gearbox having a front side face and a rear side face opposite the front face and having mounted therein a first gear train made up of three toothed wheels meshing with one another, and... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090232641 - Fluid-type absorption dynamometer having an enhanced power range: A fluid-type absorption dynamometer that includes a rotary impeller and one or more of a variety of features that enhance the shaft-horsepower range for which the dynamometer can be used. One of these features is a variable restriction intake that allows a user to adjust the flow of fluid to... Agent: Downs Rachlin Martin PLLC

20090232642 - Adjustable compressor bleed system and method: An adjustable bleed apparatus and method for bleeding air to or from the impeller inlet region of a centrifugal compressor through a segmented annular bleed slot. An annular support member, connected to the fixed intake casing, supports a downstream annular shroud segment and an upstream annular shroud segment such that... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090232643 - Plurality of individually controlled inlet guide vanes in a turbofan engine and corresponding controlling method: A tip turbine engine according to the present invention includes a plurality of independently variable inlet guide vanes for the fan and/or for the compressor. An actuator is operatively coupled to each of the flaps, such that each actuator can selectively vary the flap of its associated inlet guide vane.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090232645 - Blower apparatus: The invention relates to a blower apparatus with an electric motor, which drives a blower wheel, is arranged in a motor housing and has a commutator with at least two brushes, which form in each case an associated brush bearing face with respect to the commutator, wherein a cooling air... Agent: Merchant & Gould PC

20090232644 - Cmc vane insulator and method of use: A method for assembling a gas or steam turbine is provided. The method includes providing an insulator and positioning the insulator between a vane support and a vane such that the insulator facilitates preventing hot gas migration into the vane, and such that during operation, hot gas is channeled from... Agent: John S. Beulick (17851) Armstrong Teasdale LLP

20090232646 - Use of a thermal barrier coating for a housing of a steam turbine, and a steam turbine: The invention relates to the use of a thermal insulating layer for a housing of a steam turbine in order to even out the deformation behaviour of different components based on different heatings of the components.... Agent: Siemens Corporation Intellectual Property Department

20090232647 - Airfoil assembly and method of forming same: An airfoil or vane for a combustive power plant includes an inner core formed from a first composite material having discontinuous fibers. An outer sleeve is formed from a second composite material having continuous fibers. The first composite material is different from the second composite material. The outer sleeve generally... Agent: Mccormick, Paulding & Huber LLP

20090232648 - Reduction of flow-induced noise in a centrifugal blower: A centrifugal blowing apparatus for reducing flow-induced noise is disclosed. The apparatus includes a blower housing having a scroll section formed about a rotational axis and an exhaust section extending from the scroll section. The scroll section includes an opening defining an inlet configured to draw in air and the... Agent: Brinks Hofer Gilson & Lione/ann Arbor

20090232649 - Pneumatic turbine motor air chamber: A pneumatic turbine motor air chamber drives a pneumatic turbine to rotate through compressed air. The pneumatic turbine has a ring extended from inside thereof that has a plurality of barriers and forms a housing space to hold a speed regulator. The pneumatic turbine also has an air intake coupling... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090232650 - Tip turbine engine and corresponding operating method: A tip turbine engine has a more efficient core airflow path from the hollow fan blades, through the combustor and to the combustion chamber of a combustor. The turbine engine includes a rotatable fan having a plurality of radially-extending fan blades each defining compressor chambers extending radially therein. A turbine... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090232651 - Inner turbine shell support configuration and methods: Embodiments of the present disclosure relate to a turbine which includes an outer shell, an inner shell connected to and surrounded by the outer shell in generally concentric relation therewith, at least one turbine rotor housed within the inner shell, a plurality of nozzles and shrouds carried by the inner... Agent: Sutherland Asbill & Brennan LLP

20090226296 - Efficiency enhancement and protection method for ocean, river and channel kinetic hydro turbines: Kinetic energy contained in oceans, rivers and channels can be converted to power using kinetic hydro turbines. These turbines can be tethered to the ocean floor, riverbed and channel bottom and their vertical position within the water column controlled. A method is disclosed that permits to increase the power extracted... Agent: Ade & Company Inc.

20090226295 - Method and apparatus for delivering a liquid: A method of operating a delivery apparatus and a delivery apparatus are disclosed for the continuous delivery of a liquid. The method and the apparatus are suitable in particular for use in a water injection system for injecting water into a main flow of a gas turbine. The delivery apparatus... Agent: Buchanan, Ingersoll & Rooney PC

20090226297 - High bypass-ratio turbofan jet engine: To provide a turbofan jet engine which is capable of increasing the bypass ratio without increasing the fan diameter, and of reducing air resistance acting on the engine, a front fan duct that discharges air compressed by a front fan to the atmosphere and an aft fan duct that introduces... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090226298 - Tandem pump: An apparatus comprising a tandem pump which includes first and second pump sections driven by a rotation shaft, and a housing defining a pump receiving portion including a first pump chamber receiving the first pump section and a second pump chamber receiving the second pump section. The first and second... Agent: Foley And Lardner LLP Suite 500

20090226299 - Axial fan unit: An serial axial fan unit includes a first axial fan arranged to rotate about a central axis, a flow control device connected to the first axial fan along the central axis, and a second axial fan connected to the flow control device along the central axis. The flow control device... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20090226300 - Passage obstruction for improved inlet coolant filling: A cooled gas turbine engine component includes a cooling passage, one or more cooling inlet apertures in flow communication with a coolant supply and a first end of the cooling passage, and a coolant flow obstruction inside the cooling passage between the one or more cooling inlet apertures and a... Agent: Kinney & Lange, P.A.

20090226301 - Flow control arrangement: Provision of flow control arrangements which can be switched from high flow restriction to low flow restriction or vice versa are desirable. It is known to use switched vortex valves comprising a vortex chamber having a diverter portion which jets a through flow into either radial presentation to an outlet... Agent: Oliff & Berridge, PLC

20090226302 - Method and apparatus for determining clearance between moving and static members in a machine: A machine includes a static member and a moving member. The moving member includes a central hub and a moving component. The moving component includes a first end portion fixedly connected to the central hub, a second end portion and an intermediate portion. The second end portion of the moving... Agent: Cantor Colburn, LLP

20090226303 - Variable area fan nozzle fan flutter management system: A system and method of controlling a fan blade flutter characteristic of a gas turbine engine includes adjusting a variable area fan nozzle in response to a neural network.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090226304 - Adjusting shaft arrangement of a turbocharger: The invention relates to an adjusting shaft arrangement (1) of a variable turbine geometry turbocharger or waste gate turbocharger having an adjusting shaft (2) which has a fastening section (3); having a lever (4) which is connected to the adjusting shaft (2) via the fastening section (3); having a sleeve... Agent: Borgwarner Inc. C/o Patent Central LLC

20090226305 - Variable vane actuation system: A variable vane actuation system is disclosed herein. The variable vane actuation system includes a ring member disposed for pivoting movement about a centerline axis. The ring member is engaged with a plurality of vanes in a turbine engine such that the plurality of vanes pivot in response to the... Agent: Macmillan, Sobanski & Todd, LLC

20090226306 - Apparatus and method for adjusting a bearing array in a gas turbine aircraft engine: An apparatus and method for adjusting a bearing array, specifically for a gas turbine aircraft engine, is disclosed. The bearing array has a first stator-side, or fixed, bearing ring and a second rotor-side, or rotating, bearing ring, where rolling elements are located between the stator-side bearing ring and the rotor-side... Agent: Crowell & Moring LLP Intellectual Property Group

20090226307 - Turbocharger assembly having heat shield-centering arrangements: A turbocharger for internal combustion engines, having a heat shield disposed between a turbine housing and center housing of the turbocharger for shielding the center housing from exhaust gases passing through the turbine. The heat shield in one embodiment is centered on a generally conical surface of the center housing,... Agent: Honeywell Turbo Technologies

20090226308 - Combined cold and power (ccp) system and method for improved turbine performance: Systems and methods for improving the efficiency of gas-fired power systems that include heat exchange between at least two fluid streams comprise a vertical cold flue assembly comprising a plate fin heat exchanger and having a top and a bottom such that at least one fluid sinks through the top... Agent: Mitchell P. Brook Luce, Forward, Hamilton & Scripps LLP

20090226309 - Enhanced axial air mover system with alignment: Implementations of an enhanced axial air mover system address various issues such as drying performance, transportability, storage, use, and assembly. Some implementations include ergonomic positioning of a carrying handle relative to positioning of a fan-assembly to make the system easier to carry. Enclosures with variable diameter profiles increase air flow... Agent: Davis Wright Tremaine, LLP/seattle

20090226310 - Containment cases and method of manufacture: A containment case comprises a composite core, with an inner surface, and at least one ceramic layer integrated with the composite core. The at least one ceramic layer is bonded to the inner surface of the composite core with a resin. In another embodiment, a containment case comprises a composite... Agent: General Electric Company Global Research

20090226311 - Interface member for a power plant: A power plant includes a first turbine having a plurality of turbine stages. The first turbine discharges a first fluid flow. A second turbine is operatively coupled to the first turbine. The second turbine receives the first fluid flow from the first turbine and a second fluid flow. An interface... Agent: Cantor Colburn, LLP

20090226312 - Fan and fan frame thereof: A fan includes a fan frame and an impeller. The fan frame includes a frame body and a base, and the impeller is accommodated in the main body and is disposed on the base. The frame body has a column-shaped passage, an airflow outlet and an airflow inlet. The main... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090226313 - Turbine casing structure: f

20090220329 - Rotor and nozzle assembly for a radial turbine and method of operation: A rotor for a radial flow turbine has an impulse chamber (51) having an inlet defined in a circumferential surface of the rotor and a reaction chamber (62) having an outlet defined in the circumferential surface of the rotor. The impulse chamber is in fluid communication with the reaction chamber,... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20090220330 - Vapor phase lubrication system: A method and system for carrying out vapor-phase lubrication of a component, such as a bearing for example, is disclosed herein. The method and apparatus can be applied to a turbine engine. The method includes the step of directing a first stream of fluid containing atomized lubricant to the component... Agent: Macmillan, Sobanski & Todd, LLC

20090220332 - Axial flow fluid apparatus and blade: An axial flow fluid apparatus axially provided with a plurality of blade rows having a plurality of blades arranged around a shaft is provided. A fluid passage for jetting a fluid to a downstream velocity defect region resulting from a blade is formed in at least one of blades constituting... Agent: Ostrolenk Faber Gerb & Soffen

20090220331 - Turbine nozzle with integral impingement blanket: A turbine nozzle segment includes: (a) an arcuate outer band segment; (b) a hollow, airfoil-shaped turbine vane extending radially inward from the outer band segment; (c) a manifold cover secured to the outer band such that the manifold cover and the outer band segment cooperatively define an impingement cavity; and... Agent: Trego, Hines & Ladenheim, PLLC

20090220333 - Gas turbine comprising a unit for detecting a shaft rupture: A device for detecting a shaft rupture in a rotor of a turbine, in particular a medium-pressure turbine, of a gas turbine, in particular of an aircraft engine, at least one stator-side sensor element being positioned downstream from the turbine, in particular in the area of a stator-side blade ring... Agent: Greer, Burns & Crain

20090220334 - Fan shroud for heat exchange tower fans: A heat exchange tower which has at least one fan having fan blades and a fan shroud, and the fan shroud has a sound absorbing portion including an outer ring structure and a sound absorbing material disposed inside the outer ring structure and outside of the circle of rotation of... Agent: Baker & Hostetler LLP

20090220335 - Turbine and turbocharger having the same: A turbine is provided which can reduce variations in mass flow at throats even when the flow rate of fluid is low or high, to prevent a decrease in performance. The invention employs a turbine including a turbine rotor which has turbine blades; a turbine housing which accommodates the turbine... Agent: Birch Stewart Kolasch & Birch

20090220336 - Ventilation system and method for assembling the same: A method for assembling a ventilation system is provided. The method includes providing a ventilation hood that includes a cover portion and a discharge portion extending from the cover portion. The cover portion includes a first aperture, an opposite second aperture, and a cavity therein, wherein an interior of the... Agent: John S. Beulick (17851) Armstrong Teasdale LLP

20090220337 - Steam turbine: One aspect of the present invention provides a steam turbine comprising a rotor and a casing that installs the rotor inside, wherein the casing comprises an upper-half section and a lower-half section, which are coupled with each other by an upper-half flange and a lower-half flange thereof, wherein the upper-half... Agent: Foley And Lardner LLP Suite 500

20090220338 - Fluid compressor with aerostatic bearing, control system of a compressor with aerostatic bearing and method of controlling a compressor with aerostatic bearing: The present invention relates to a fluid compressor having an aerostatic bearing, to a control system of a fluid compressor having an aerostatic bearing as well as to a method of controlling a compressor, wherein the aerostatic bearing is fed by a compressed fluid accumulator (5) which is charged during... Agent: Alston & Bird LLP