Rotary kinetic fluid motors or pumps inventions 08/09

20090214327 - Fan track liner assembly: A fan track liner within a rotor blade assembly 26 for a gas turbine engine (10, FIG. 1) comprises a radially inner casing liner member 28 and a radially outer casing liner member 30 adjacent to the radially inner casing liner member 28. A septum 32 is interposed between the... Agent: Oliff & Berridge, Plc

20090214328 - Blades for gas turbine engines: A blade for a gas turbine engine comprises an aerofoil having a root portion, a tip portion located radially outwardly of the root portion, and leading and trailing edges extending between the root portion and the tip portion. A shroud extends transversely from the tip portion of the aerofoil and... Agent: Manelli Denison & Selter

20090214329 - Filter system for blade outer air seal: A gas turbine engine component having a filter mounted adjacent an impingement cavity to filter particles out of a secondary cooling airflow outboard of a cooling channel in communication with the secondary cooling airflow.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090214330 - Variable-nozzle assembly for a turbocharger: A variable-nozzle assembly comprises a nozzle ring and an array of vanes circumferentially spaced about the nozzle ring and rotatably mounted to the nozzle ring such that the vanes are variable in setting angle, and an insert having a tubular portion and an annular nozzle portion extending generally radially out... Agent: Honeywell Turbo Technologies

20090214331 - Curved tooth coupling for a miniature gas turbine engine: A rotor assembly for a miniature gas turbine propulsion system comprises a centrifugal compressor wheel, a turbine wheel, a shaft and a tie bolt. The centrifugal compressor wheel includes a first curved tooth coupling, and the turbine wheel includes a second curved tooth coupling interconnected with the first curved tooth... Agent: Kinney & Lange, P.a.

20090214332 - Multistage pump assembly having removable cartridge: A multistage pump assembly includes a manifold having an inlet port configured to be coupled to a supply pipe and an outlet port configured to be coupled to a discharge pipe. The inlet and outlet ports define an end suction, radial outlet port configuration. The pump assembly also includes a... Agent: The Small Patent Law Group LLP

20090214333 - Diffuser-nozzle assembly for a turbomachine: A diffuser-nozzle assembly mounted at the outlet from a centrifugal compressor comprising a plurality of vanes carried by a radially inner wall forming a surface of revolution and surrounded by an outer casing, elastically deformable means being interposed between the radially outer ends of the vanes of the nozzle and... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090214334 - Centrifugal compressor: A centrifugal compressor can be provided with which frequency of noise produced by rotation of the impeller having a plurality of blades does not resonate with natural frequency of vibration of gas in a plurality of axial slots which serve to increase gas flow rate in an operation range of... Agent: Birch Stewart Kolasch & Birch

20090214335 - Method of repair for cantilevered stators: A method for repairing a cantilevered stator vane includes removing a damaged portion leaving a remaining vane portion. A supplemental airfoil portion is then selected and is attached to the remaining vane portion to provide a repaired cantilevered stator vane.... Agent: Carlson, Gaskey & Olds, P.c.

20090214336 - Axial flow fan unit: A frame for a serially connected axial flow fan unit includes a first housing and a second housing coupled together. The first housing includes a first axial locking mechanism and a first unlocking mechanism, and the second housing includes a second axial locking mechanism and a second unlocking mechanism. The... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20090214337 - Axial flow fan unit: A fan frame includes a first housing having a first end portion in which a first protrusion is arranged, a second housing having a second end portion in which a second protrusion opposing the first protrusion along a specified axis is arranged, the second end portion being in an axially... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20090214338 - Propeller propulsion systems using mixer ejectors: A Mixer-Ejector Prop System (MEPS) is presented as a new, unique and improved concept for injecting power and producing force in flowing fluids such as air or water. MEPS incorporates advanced flow mixing technology, single and multi-stage ejector technology, aircraft and propulsion aerodynamics and noise abatement technologies in a unique... Agent: Mintz, Levin, Cohn, Ferris, Glovsky And Popeo, P.c

20090208321 - Turbine blade tip clearance system: A system for adjusting a clearance between blade tips of a turbine and a shroud assembly encircling the turbine in a turbine engine is disclosed herein. The system includes a first fluid passageway operable to extend from a first source of fluid at a variable pressure to a shroud assembly... Agent: Macmillan, Sobanski & Todd, LLC

20090208322 - Gas turbine engine systems and methods involving blade outer air seals: Gas turbine engine systems and methods involving full ring outer air seals are provided. In this regard, a representative blade outer air seal assembly for a gas turbine engine includes a continuous, annular seal body formed of ceramic matrix composite (CMC) material.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090208324 - Casing structure for stabilizing flow in a fluid-flow machine: A casing (2) includes at least one casing structure (casing treatment) for stabilizing a flow in an area of blade tips of rotor blades (4) in a fluid-flow machine, with the casing structure (casing treatment) being provided in at least one stage on an inner circumference of the casing (2).... Agent: Harbin Klima Law Group PLLC

20090208323 - Methods and apparatus for cooling rotary components within a steam turbine: A method for cooling a rotating component within a steam turbine is provided. The method includes channeling a cooling fluid through an outer plenum defined in a stationary component of the steam turbine and channeling the cooling fluid from the outer plenum through a passageway defined in an airfoil of... Agent: John S. Beulick (17851) Armstrong Teasdale LLP

20090208325 - Large fillet airfoil with fanned cooling hole array: A turbine airfoil has a fillet connecting the nominal portion of the airfoil into an end wall. Cooling holes are formed over a greater circumferential extent in the fillet than they are through the nominal portion of the airfoil.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090208326 - Rim seal for a gas turbine engine: The rim seal is positioned in an annular space between blades and a non-rotating adjacent structure in a gas turbine engine. The rim seal is connectable to the non-rotating structure and is made of an abradable material.... Agent: Ogilvy Renault LLP (pwc)

20090208327 - Electric blower: An electric blower includes an electric motor, a first fan, a second fan, a first casing and a second casing. The electric motor includes a motor body and a rotation shaft extending from the motor body only on one axial side of the motor body. The first fan is located... Agent: Harness, Dickey & Pierce, P.L.C

20090208328 - Gas turbine engine with variable area fan nozzle bladder system: A turbofan engine includes a variable area fan nozzle which effectively changes the physical area and geometry within a fan bypass flow path to manipulate the pressure ratio of the bypass flow with a multitude of bladders circumferentially located about a core cowl.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090208329 - Gas turbine compressor: A gas turbine compressor presents a first fixed stage having a plurality of first adjustable vanes and a further fixed stage, which has an inner ring extending about a first axis; an outer ring arranged about the inner ring and coaxial with the inner ring; and a plurality of second... Agent: Berenato, White & Stavish, LLC

20090208330 - Sealing assembly for a turbine engine: A sealing assembly for a turbine engine has a brush configured to provide an air seal between an outer air seal segment and a blade. A support is provided for the brush and is configured for attachment to the outer air seal segment. The support is a flexible planar carrier... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090208331 - Centrifugal compressor assembly and method: A centrifugal compressor assembly for compressing refrigerant in a 250-ton capacity or larger chiller system comprising a motor, preferably a compact, high energy density motor or permanent magnet motor, for driving a shaft at a range of sustained operating speeds under the control of a variable speed drive. Another embodiment... Agent: Mcandrews Held & Malloy, Ltd

20090208332 - Lpc exit guide vane and assembly: A vane for a gas turbine engine includes an airfoil portion, a platform, and a first flange. The airfoil portion has first and second ends spaced apart in a first direction, and the first end of the airfoil portion defines an unshrouded tip. The platform is integrally formed at the... Agent: Kinney & Lange, P.A.

20090202337 - Methods and apparatus for operating gas turbine engines: A method of operating a gas turbine engine is provided. The method includes channeling cooling air towards a shroud hanger assembly such that the cooling air flows through a cavity defined in the shroud hanger assembly, directing the cooling air through a plurality of cooling passages extending from the cavity,... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20090202338 - 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... Agent: Wrb-ip LLP

20090202339 - Platform cooling structure for gas turbine moving blade: A platform cooling structure for a gas turbine moving blade is provided which is capable of improving cooling performance of a platform and of improving reliability of a moving blade in such a manner that a portion in the vicinity of a side edge of the platform which is away... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090202340 - Inspection port plug devices: An inspection port plug device is provided for sealing three or more oppositely placed inspection ports in a multi-chambered gas turbine engine. An embodiment of the inspection port plug device includes a cap and at least two shafts coupled end-to-end. A first shaft includes a first end coupled to the... Agent: Sutherland Asbill & Brennan LLP

20090202342 - Fan unit having a fan: A fan unit has a fan (10). Associated with the fan is an air-guiding tube (22) through which the fan (10) transports air, during operation. The air-guiding tube (22) is connected to at least one carrier tube (23) for suspension of the fan (10). The fan includes a carrier part... Agent: Oliver Intellectual Property LLC

20090202341 - Turbomachine module provided with a device to improve radial clearances: The invention relates to a turbomachine module comprising a device to improve radial clearances, comprising an outer casing (22), an inner casing (21) and at least one shock absorbing ring (5) connecting the casings, the module also comprising an annular cavity (43) on the downstream side of the ring (5),... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090202343 - Turbocharger shaft bearing system: An improved bearing system is provided for use in high speed rotating machinery such as a turbocharger, wherein a turbocharger shaft is rotatably supported at opposite ends by a pair of angular contact bearings subjected to a predetermined and substantially constant thrust pre-load. The angular contact bearings are carried respectively... Agent: Kelly Lowry & Kelley, LLP

20090202344 - Rotating assembly for a turbomachine: A rotating assembly for a turbomachine includes a plurality of rotating members that extend radially outward from a central hub. Each of the plurality of rotating members includes a base portion detachably mounted to the central hub, a tip portion, a mid-span portion that extends between the base portion and... Agent: Cantor Colburn, LLP

20090202345 - Casing and fluid machine: A casing includes an upper casing and a lower casing jointed in a dividable manner, and a sealing structure that suppresses outward leakage of gas from a joint area between the upper casing and the lower casing. The casing 1 also includes: an upper protruding element that protrudes from an... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090202337 - Methods and apparatus for operating gas turbine engines: A method of operating a gas turbine engine is provided. The method includes channeling cooling air towards a shroud hanger assembly such that the cooling air flows through a cavity defined in the shroud hanger assembly, directing the cooling air through a plurality of cooling passages extending from the cavity,... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20090202338 - 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... Agent: Wrb-ip LLP

20090202339 - Platform cooling structure for gas turbine moving blade: A platform cooling structure for a gas turbine moving blade is provided which is capable of improving cooling performance of a platform and of improving reliability of a moving blade in such a manner that a portion in the vicinity of a side edge of the platform which is away... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090202340 - Inspection port plug devices: An inspection port plug device is provided for sealing three or more oppositely placed inspection ports in a multi-chambered gas turbine engine. An embodiment of the inspection port plug device includes a cap and at least two shafts coupled end-to-end. A first shaft includes a first end coupled to the... Agent: Sutherland Asbill & Brennan LLP

20090202342 - Fan unit having a fan: A fan unit has a fan (10). Associated with the fan is an air-guiding tube (22) through which the fan (10) transports air, during operation. The air-guiding tube (22) is connected to at least one carrier tube (23) for suspension of the fan (10). The fan includes a carrier part... Agent: Oliver Intellectual Property LLC

20090202341 - Turbomachine module provided with a device to improve radial clearances: The invention relates to a turbomachine module comprising a device to improve radial clearances, comprising an outer casing (22), an inner casing (21) and at least one shock absorbing ring (5) connecting the casings, the module also comprising an annular cavity (43) on the downstream side of the ring (5),... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090202343 - Turbocharger shaft bearing system: An improved bearing system is provided for use in high speed rotating machinery such as a turbocharger, wherein a turbocharger shaft is rotatably supported at opposite ends by a pair of angular contact bearings subjected to a predetermined and substantially constant thrust pre-load. The angular contact bearings are carried respectively... Agent: Kelly Lowry & Kelley, LLP

20090202344 - Rotating assembly for a turbomachine: A rotating assembly for a turbomachine includes a plurality of rotating members that extend radially outward from a central hub. Each of the plurality of rotating members includes a base portion detachably mounted to the central hub, a tip portion, a mid-span portion that extends between the base portion and... Agent: Cantor Colburn, LLP

20090202345 - Casing and fluid machine: A casing includes an upper casing and a lower casing jointed in a dividable manner, and a sealing structure that suppresses outward leakage of gas from a joint area between the upper casing and the lower casing. The casing 1 also includes: an upper protruding element that protrudes from an... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090196730 - Gas turbine with a compressor with self-healing abradable coating: A gas turbine with a compressor includes at least one row of blades, with the blades having a free end each, with a self-healing abradable coating being provided adjacent to the free end of the blades on an annular casing area and/or an annular drum area.... Agent: Timothy J. Klima Harbin Klima Law Group PLLC

20090196731 - Method and apparatus for starting supersonic compressors: A supersonic gas compressor. The compressor includes aerodynamic duct(s) situated on a rotor journaled in a casing. The aerodynamic duct(s) generate a plurality of oblique shock waves for efficiently compressing a gas at supersonic conditions. The convergent inlet is adjacent to a bleed air collector, and during acceleration of the... Agent: R Reams Goodloe, Jr. & R. Reams Goodloe, P.s.

20090196732 - Turbomachine, in particular a gas turbine: The invention relates to a turbo-machine, in particular to a gas turbine and to a method for accelerating a temperature modification of a rotor shaft rotationally mounted in said turbo-machine. The aim of said invention is to develop a device and a method for the turbo-machine making it possible to... Agent: Siemens Corporation Intellectual Property Department

20090196733 - Rotary pressure rise combustor for a gas turbine engine: A gas generator for providing continuous pressure rise combustion, including: a rotatable member including a forward end, an aft end, a circumferential wall and a longitudinal centerline axis extending therethrough; an outer circumferential wall, wherein the rotatable member is positioned therein so that the circumferential wall of the rotatable member... Agent: James P. Davidson, Esq.

20090196734 - Turbo vacuum pump: A turbo vacuum pump comprising a suction part 23A that sucks gas in an axial direction; a discharge part 50 that discharges the gas sucked by the suction part 23A, the discharge part 50 having a plurality of rotating impellers 70, 80 and a stationary impeller 71 arranged so as... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090196735 - Systems and methods for internally cooling a wheel of a steam turbine: A system may cool a wheel of a steam turbine, the wheel being associated with a rotor of the steam turbine. The system may include an inlet passage and an outlet passage. The inlet passage may be positioned to communicate steam from an exterior of the rotor, through an interior... Agent: Sutherland Asbill & Brennan LLP

20090196736 - Apparatus and related methods for turbine cooling: An apparatus and a method for cooling and/or sealing a gas turbine by selectively boosting the pressure of air extracted at a lower extraction stage is provided. The pressure of the extracted air is boosted by an external compressor before it becomes available for cooling and/or sealing the turbine components.... Agent: Nixon & Vanderhye P.C.

20090196737 - Cooling airflow modulation: A gas turbine engine airfoil (22) has a wall (42) provided with a cooling effusion hole (40) therein to facilitate film cooling of the external surface (52) of the wall (42). A member (46) attached to the internal surface (48) of the airfoil wall (42) is provided with an aperture... Agent: Oliff & Berridge, PLC

20090196738 - Gas turbine and gas turbine cooling method: A gas turbine includes a nozzle vane and a sealing unit engaged with the nozzle vane inside a turbine supplied with combustion gases produced by mixing and burning air for combustion and fuel. The nozzle vane and the sealing unit are disposed in a channel of the downward flowing combustion... Agent: Brundidge & Stanger, P.C.

20090196739 - Axial flow fluid device: An axial flow fluid device in which blade rows having radially-arranged blades are provided in a flow passage of a fluid (Y). The axial flow fluid device includes a turbulent flow eliminating device for eliminating turbulent flow components (Y1 to Y4) in the fluid (Y) supplied to the blade rows.... Agent: Ostrolenk Faber Gerb & Soffen

20090196740 - Multi directional augmenter and diffuser: This invention relates to increasing the use of an adjustable or flexible augmenter for the increase of power generation primarily used for utilizing wind energy. The adjustable augmenter is a wind enhancement structure with a plurality of flexible walls connected to each other with supporting horizontal elongated members. In the... Agent: Jonathan Ricker

20090196741 - Turbo compressor and refrigerator: A position adjustment device of a turbo compressor that supports an annular member of which at least a portion is capable of being disposed in a diffuser flow path and that can be disposed in and adjusts the height of the annular member. The position adjustment device has a plurality... Agent: Ostrolenk Faber Gerb & Soffen

20090196742 - Retractable compliant plate seals: A seal arrangement for sealing the space between a rotating element and a stationary element, the sealing arrangement comprising a compliant plate seal housing supported adjustably in the stationary element, the compliant plate seal housing supporting a compliant plate seal; and a spring system provided between the compliant plate seal... Agent: Nixon & Vanderhye P.C.

20090196743 - Turbocharger: A sealing structure includes a labyrinth seal provided between a housing and an outer periphery of an end portion of a turbine shaft on a turbine wheel side, and a piston ring seal disposed on a side toward a center of the turbine shaft in an axial direction thereof from... Agent: Mcginn Intellectual Property Law Group, PLLC

20090196744 - Fan and impeller thereof: A fan includes a frame, a motor and an impeller. The motor is disposed on the frame and coupled to the impeller to drive the impeller to rotate. The impeller includes a hub, a plurality of blades and an air exhausting structure. The hub has an opening formed on a... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090196745 - Inlet guide vane, compressor and refrigerator: An inlet guide vane is turnably installed about an axis line at a suction port into which a fluid is drawn by rotation of an impeller in order to adjust a suction amount and flow direction of the fluid, the inlet guide vane, and includes: a shaft that is turnably... Agent: Ostrolenk Faber Gerb & Soffen

20090196746 - Steam turbine: A steam turbine has a two-shell housing, including an outer casing and an inner casing arranged therein, as well as a pipe that extends through the outer casing for supplying and/or removing steam to or from the inner casing, the pipe being provided with a pair of apertures arranged opposite... Agent: Siemens Corporation Intellectual Property Department