Rotary kinetic fluid motors or pumps inventions 02/09

20090053035 - Apparatus and method for reducing eccentricity and out-of-roundness in turbines: A turbine includes: a plurality of turbine blades arranged within a casing, the arrangement including a clearance between tips of the blades and the casing; a plurality of manifolds disposed proximate to the casing opposite the clearance, wherein each of the manifolds includes a plurality of impingement holes in the... Agent: Cantor Colburn, LLP

20090053036 - Systems and methods for extending gas turbine emissions compliance: A gas turbine system for operation at low loads. The gas turbine system may include a number of inlet guide vanes, a compressor, a turbine, and an air movement system for maintaining an emission from the gas turbine system below a predetermined level.... Agent: Sutherland Asbill & Brennan LLP

20090053037 - Turbine vanes with airfoil-proximate cooling seam: Aspects of the invention relate to a turbine vane in which the inner and outer platforms are located substantially entirely on either the pressure side or the suction side of the airfoil. When a plurality of such vanes are installed in the turbine, a seam is formed by the circumferential... Agent: Siemens Corporation Intellectual Property Department

20090053038 - Bulk materials pump and its use: p

20090053039 - Single piece nozzle cover design and method of manufacture: A blower wheel housing for an air conditioning system is formed of a single molded element having a base section and a nozzle section with included vanes having complex shapes. This is accomplished by employing a pair of mold core elements which together form a cavity into which a plastic... Agent: Marjama Muldoon Blasiak & Sullivan LLP

20090053040 - Apparatus and method for pressurized inlet evaporative cooling of gas turbine engines: An apparatus for cooling air for an intake to a gas turbine, is provided and includes a pressurized water piping and nozzle apparatus for producing a water spray in an airflow to the intake; and evaporative media for receiving the spray and causing a pressurizing of the air in the... Agent: Cantor Colburn, LLP

20090053041 - Gas turbine engine case for clearance control: A gas turbine engine includes an active clearance control (ACC) system within the engine casing. The case includes a wall structure with a cast-in cooling configuration through Refractory Metal Core technology which is tailored to address traditional hot spots and improve discrete control of case growth.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090053042 - Method and apparatus for clearance control of turbine blade tip: A gas turbine including a casing and a shroud ring, the gas turbine including an attachment device rigidly attached to the casing and at least one of the shroud ring and a duct attached to the shroud ring, wherein the device allows the shroud ring to expand and contract independent... Agent: Cantor Colburn, LLP

20090053043 - Attachment interface for a gas turbine engine composite duct structure: A composite gas turbine engine duct receives a support ring that operates as an interface arrangement for attachment of engine system components. The support ring interfaces with the composite duct through a fastener shear load arrangement to provide a structurally sound interface which minimizes the risk of ply delamination.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090053044 - Vtg mechanism assembly using wave spring: The present invention is a turbocharger unit (10) incorporating variable turbine geometry. The unit (10) has a turbine for receiving exhaust gases from an engine having a turbine wheel (14) located inside a turbine housing (12), and an intermediate housing (24) connected to the turbine housing (12), having a recessed... Agent: Warn, Hoffmann, Miller & Lalone, .p.c

20090053046 - Method, system and apparatus for turbine diffuser sealing: A turbine diffuser is disclosed. The turbine diffuser includes a diffuser segment having a forward end and an aft end with a flange disposed at the aft end of the diffuser segment. The diffuser segment is joinable to an adjacent diffuser segment via the flange, which includes a seal retainer... Agent: Cantor Colburn, LLP

20090053048 - Steam turbine: A steam turbine has a stationary section, a turbine rotor, nozzle diaphragms, a steam passage section, a nozzle box and a sealing. The stationary section includes a casing. The turbine rotor includes moving blade stages. Each of the moving blade stages has turbine moving blades. Each of the nozzle diaphragms... Agent: Foley And Lardner LLP Suite 500

20090053047 - Turbine bucket tip shroud edge profile: A turbine bucket includes a bucket airfoil having a tip shroud with a leading edge comprising two scalloped faces and a trailing edge comprising a third scalloped face defining leading and trailing edge profiles substantially in accordance with Cartesian coordinate values of X and Y as points 1-41 set forth... Agent: Nixon & Vanderhye P.C.

20090053045 - Turbine shroud for gas turbine assemblies and processes for forming the shroud: A gas turbine assembly includes a shroud that includes a plurality of interconnected shroud segments, wherein each one of the shroud segments comprises an arcuate base formed of a first metal material. The arcuate base is made up of an annular member having an axial component and a pair of... Agent: Cantor Colburn, LLP

20090053049 - Self priming centrifugal pump: A centrifugal pump including a motor connected to a volute housing. The volute housing is configured to receive a pumping mechanism that includes an impeller rotatably connected to the motor. The volute housing may also include a removeable cover that provides access to the interior of the volute housing and... Agent: Woods Oviatt Gilman LLP

20090053050 - Gas turbine shroud support apparatus: A support apparatus for a gas turbine shroud is disclosed. The apparatus includes an outer shroud block having a coupling connectable to a casing of the gas turbine and a shroud component having a forward flange and an aft flange. The shroud component is attached to the outer shroud block... Agent: Cantor Colburn, LLP

20090053051 - Plastic compressor housing and method for producing same: A plastic compressor housing, in particular a radial flow compressor housing, preferably for a turbocharger, has at least one thermosetting plastic body for providing an intake pipe, a compressor duct, and an outlet pipe, and a thermoplastic at least partially covering the thermosetting plastic body in a hood-like fashion. The... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20090053052 - Centrifugal fan and impeller thereof: A centrifugal fan includes a fan frame (20) and an impeller (40) received in the fan frame. The impeller includes a hub (41) having a circular top wall (410) and a cylindrical side wall (412) extending downwardly from a rim of the circular top wall, a plurality of blades (42)... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang

20090053053 - Blower: A blower includes an impeller and a housing. The housing has an accommodating portion, a throat portion and a concave portion. The impeller is disposed within the housing and rotates via the shaft. A first axial line and a second axial line are perpendicular to each other, and both intersect... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090053054 - Leakage reducing venturi for dry low nitric oxides (nox) combustors: Disclosed is a leakage reducing venturi for a dry low nitric oxides (NOx) emissions combustor, the venturi including a substantially annular outer liner, a substantially annular inner liner, a venturi channel defined by the annular inner liner and the annular outer liner, the venturi channel including a forward end and... Agent: Cantor Colburn, LLP

20090053055 - Seal assembly: A seal assembly (60) for sealing first and second static parts (40A, 40B) with opposed slots (44A, 44B) together forming a pocket (46). The seal assembly (60) comprises a floor strip (70) positioned adjacent the pocket's floor (48) and a ceiling strip (80) positioned adjacent the pocket's ceiling (50). A... Agent: Don W. Bulson (park) Renner, Otto, Boisselle & Sklar, LLP

20090053056 - Turbine vane securing mechanism: A turbine vane attachment system configured to eliminate movement of a turbine vane relative to a turbine vane carrier. The turbine vane attachment system may include a base attached to a turbine airfoil. The base may be configured to contact a wedge support along a plane that is generally nonparallel... Agent: Siemens Corporation Intellectual Property Department

20090053057 - Wind powered rotor mechanism with means to enhance airflow over rotor: The subject apparatus device which incorporates structural aspects of the invention herein is a wind powered rotor mechanism, such rotor mechanism having a central rotational axle rotationally installed through and within or adjacent to an open shroud or chamber, such rotational axle having air movement sensitive means to receive the... Agent: George R. Royer

20090053058 - Gas turbine engine with axial movable fan variable area nozzle: A turbofan engine includes a fan variable area nozzle includes having a first fan nacelle section and a second fan nacelle section movably mounted relative the first fan nacelle section. The second fan nacelle section axially slides aftward relative to the fixed first fan nacelle section to change the effective... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090047116 - System and method for loads reduction in a horizontal-axis wind turbine using upwind information: A system and method provide a proactive mechanism to control pitching of the blades of a wind turbine to compensate for rotor imbalance during normal operation by pitching the blades individually or asymmetrically, based on turbulent wind gust measurements in front of the rotor, determined before it reaches the rotor... Agent: General Electric Company Global Research

20090047117 - Flow control arrangement: A flow control arrangement (30; 50; 70) is described in which an inlet slot 35, 55, 85 is positioned prior to a stationary structure (33; 43; 53; 73; 83) such as a stator or pylon in order that air flow is bled or removed from a main flow 31, 51,... Agent: Oliff & Berridge, PLC

20090047118 - Counter-rotating axial-flow fan: A first motor rotates, in one of two rotating directions, the first impeller including a plurality of front blades in a suction opening portion of a housing. The second motor rotates, in the other rotating direction opposite to the one rotating direction, the second impeller including a plurality of rear... Agent: Rankin, Hill & Clark LLP

20090047119 - Submersible multistage pump with impellers having diverging shrouds: A centrifugal pump may include plural pump stages, each comprising an impeller assembly, a stationary disc assembly and a diffuser assembly, all disposed about an impeller shaft that is driven by a motor. The impeller assembly may include upper and lower impeller shrouds having facing surfaces, and a plurality of... Agent: Marshall, Gerstein & Borun LLP

20090047120 - Blade shroud with fluid barrier jet generation: A fluid flow machine has a main flow path, in which at least one row of blades (1) is arranged, and a shroud (2), which is embedded in a recess (3) of a component, with the component and the blades (1) being in relative rotational movement to each other. The... Agent: Timothy J. Klima Harbin Klima Law Group PLLC

20090047121 - Internal combustion engine system having a power turbine with a broad efficiency range: An engine system incorporating an air breathing, reciprocating internal combustion engine having an inlet for air and an exhaust for products of combustion. A centripetal turbine receives products of the combustion and has a housing in which a turbine wheel is rotatable. The housing has first and second passages leading... Agent: Deere & Company

20090047122 - Fan outlet guide vane shroud insert repair: A method of repairing a turbine engine component that contains a series of lined apertures. The component is removed from the engine, and then at least one of the aperture liners is also removed. The area adjacent the aperture is machined to remove a portion of the parent material of... Agent: Kinney & Lange, P.A.

20090047123 - Gas turbine engine systems involving hydrostatic face seals with integrated back-up seals: Gas turbine engine systems involving hydrostatic face seals with back-up seals are provided. In this regard, a representative seal assembly for a gas turbine engine includes: a hydrostatic seal having a seal face and a seal runner; and a back-up seal; wherein, in a normal mode of operation of the... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090047124 - Gas turbine engine systems involving hydrostatic face seals with anti-fouling provisioning: Gas turbine engine systems involving hydrostatic face seals with anti-fouling provisioning are provided. In this regard, a representative turbine assembly for a gas turbine engine comprises: a turbine having a hydrostatic seal; the hydrostatic seal having a seal face, a seal runner, a carrier, and a biasing member; the seal... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090047125 - Flow channel of a regenerative pump: The present invention provides an improvement in a new structure of a regenerative pump, including a cross section structure of the flow channel of a pump casing and closed type impeller, whereby to improve a better flow model for pump performance to solve problems of noise, and to increase the... Agent: Mcglew & Tuttle, PC

20090047126 - Integrated compressor vane casing: A low leakage, integral fixed vane system for a gas turbine engine compression system which can accommodate the latest 3-D aerodynamic airfoil geometries and provide endwall ovalization control. A unitized construction wherein the vanes are integral with the case wall in the compression system.... Agent: Krieg Devault LLP

20090047127 - turbomachine diffuser: an annular diffuser (20) comprising: a radially-oriented upstream portion (21) with diffusion passages (22) connected to the outlet of the compressor; an elbow-shaped intermediate portion (24); and a downstream portion (25) comprising a series of flow-straightening vanes (26) and inclined relative to the axis (A) of the turbomachine. In the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090041573 - Turbine assembly with semi-divided nozzle and half-collar piston: A turbine assembly for a turbocharger includes a variable nozzle formed by a sliding half-collar piston. A first-stage nozzle has a plurality of first vanes supported by a first nozzle ring and extending axially therefrom. A second-stage nozzle has a second nozzle ring connected to the ends of the first... Agent: Honeywell Turbo Technologies

20090041574 - Uni-axial screw pump: The present invention describes a uni-axial screw pump to convey viscous fluids with high pump efficiency wherein restraining devices restrain the fluid's tendency to rotate around the axis as the rotor rotates. As a result, all the fluid trapped between the helical thread and inner surface of inner cylindrical casing... Agent: Egbert Law Offices

20090041575 - Driving apparatus for a wave power device: Driving apparatus for a wave power device, in which a turbine is placed in a substantially stationary open tubular element, the tubular element extending through the water surface into the water, and in which the amount of water flowing into and out of the tubular element due to a varying... Agent: Andrus, Sceales, Starke & Sawall, LLP

20090041576 - Fluid flow machine featuring an annulus duct wall recess: A fluid flow machine has a flow path provided by a casing (1) and a rotating shaft (2), in which rows of rotor blades (3) and stator blades (4) are arranged, and includes at least one annular groove-type recess (5) being disposed in a blade (3, 4) tip area in... Agent: Harbin Klima Law Group PLLC

20090041577 - Variable-geometry turbocharger with asymmetric divided volute for engine exhaust gas pulse optimization.: A turbine assembly for a variable-geometry turbocharger includes a turbine housing defining a divided volute having first and second scrolls, wherein the first scroll has a substantially smaller volume than the second scroll. The first scroll feeds exhaust gas to a first portion of a turbine wheel upstream of the... Agent: Honeywell Turbo Technologies

20090041578 - Component of a steam turbine plant, steam turbine plant, application, and production method: The aim of the invention is to provide a superheated component of a steam turbine installation with high thermal and mechanical resistance. To this end, the component comprises a lining applied to a body of the component, on a hot side facing a steam chamber, said lining being adapted to... Agent: Siemens Corporation Intellectual Property Department

20090041579 - Torque converter having stator with cast-in side plate: A method for manufacturing a torque converter includes providing an outer race of a one way clutch, contacting the outer race with a side plate, and casting a stator housing together with the outer race and the side plate. A torque converter is also provided.... Agent: Davidson, Davidson & Kappel, LLC

20090041580 - Stator joining strip and method of linking adjacent stators: A compressor having a plurality of vane units each having at least one airfoil projecting from the base. Each base has a groove, so that when the vane units are disposed circumferentially adjacent, the grooves of the respective vane units are circumferentially aligned. A metal strip is disposed in the... Agent: Nixon & Vanderhye P.C.

20090035122 - Centrifugal compressor, impeller and operating method of the same: A centrifugal compressor is equipped with an impeller having a blade angle distribution that makes it possible to achieve a relatively wide operating range. The blade angle of a shroud side facing a circular plate of a blade is termed a first angle and a blade angle of a hub... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20090035121 - Fluid flow modulation and measurement: In fluid flow measurement applications, apparatus and associated systems, computer program products, and methods may include a positive displacement fluid flow meter having an actuator to control fluid flow through the meter, and further having two or more rotating members with substantially parallel axes that rotate in response to the... Agent: Fish & Richardson P.C.

20090035123 - Vacuum pump: A vacuum pump (100) comprises a pumping mechanism having an annular pumping chamber (112, 114, 116) extending about a longitudinal axis (107) and through which fluid is pumped by the pumping mechanism. A plenum (126) located remote from the pumping mechanism has an inlet (128) for receiving fluid to be... Agent: The Boc Group, Inc.

20090035124 - Hot-gas-ducting housing element, protective shaft jacket and gas turbine system: Disclosed is a hot-gas-conducting housing element for a hot-gas-conducting housing of a gas turbine system encompassing a compressor, a turbine, and a turbine rotor. The hot gas-conducting housing element is embodied so as to surround a protective shaft jacket placed around the turbine rotor and conduct a hot gas to... Agent: Siemens Corporation Intellectual Property Department

20090035125 - Impingement cooled structure: An impingement cooled structure includes a plurality of shroud members disposed in a circumferential direction to constitute a ring-shaped shroud surrounding a hot gas stream, and a shroud cover mounted on radial outside faces of the shroud members to form a cavity therebetween. The shroud cover has a first impingement... Agent: Griffin & Szipl, PC

20090035126 - Impeller for a cooling fan: An impeller (10) for a cooling fan includes a hub (20) having a circular wall (22) and an annular sidewall (24) extending downwardly from a rim of the circular wall, and a plurality of blades (30) extending radially from the sidewall of the hub. Each of the blades includes a... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang

20090035127 - Valve assembly for a gas turbine engine: A method for channeling compressed air to a gas turbine engine augmentor is provided. The method includes coupling an annular slide valve to a gas turbine engine separation liner, coupling a valve seat to a gas turbine engine diffuser such that an airflow passage is defined between the annular slide... Agent: John S. Beulick Armstrong Teasdale LLP

20090035128 - Cooled turbine blade for a gas turbine and use of such a turbine blade: An aspect of the invention is a turbine blade for a gas turbine, comprising a blade root, adjoining which one after the other are a platform region having a transversely running platform and then a blade profile curved in the longitudinal direction, comprising at least one cavity which is open... Agent: Siemens Corporation Intellectual Property Department

20090035130 - Shape of gas passage in axial-flow gas turbine engine: An axial-flow gas turbine engine includes a plurality of inlet guide vanes (V) which are radially disposed in an annular gas passage defined between an inner peripheral wall (Ch) and an outer peripheral wall (Ct) of a turbine. The inner peripheral wall (Ch) of the gas passage includes inner peripheral... Agent: Birch Stewart Kolasch & Birch

20090035129 - Vane air-cooling system for automatic transmission torque converter: A cooling system is provided for automatic transmission torque converter assemblies having a housing shell and flex plate. The cooling system includes a housing cover having opposing exterior and interior surfaces that define a wall portion and a preferably circular base portion. The base portion is configured to attach to... Agent: General Motors Corporation Legal Staff

20090035131 - Component for a gas turbine engine: Blades for gas turbine engines which are formed from composite materials have problems with respect of resistance to impacts such as bird strikes. Previous blades formed from metals had some ductility towards the trailing edge which could accommodate the whiplash effects of impacts. With regard to composite materials such ductility... Agent: Oliff & Berridge, PLC

20090035132 - Housing for a centrifugal fan, pump, or turbine: A housing for a blower, fan or pump or turbine, the housing adapted to be associated with a rotor adapted in use to cooperate with fluid flowing through the housing wherein the housing comprises a shroud for guiding the fluid moving in association with the rotor, the rotor having at... Agent: Carr & Ferrell LLP