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Rotary kinetic fluid motors or pumps December patent applications/inventions, industry category 12/09

20090324381 - Air bearing turbo cooling air flow regulating device: A cooling air flow regulating device for controlling the flow of cooling air to an air bearing may comprise a housing with a piston and a spring disposed within. When the pressure of the cooling air is high, the piston is forced out of the path of the cooling air... Agent: Honeywell/shimokaji Patent Services

20090324382 - Torque-based sensor and control method for varying gas-liquid fractions of fluids for turbomachines: A torque-based sensor and control method for detecting varying gas-liquid fractions of a fluid entering a turbomachine that operates a fluid of varying liquid phases and compositions and using information about the actual gas-liquid fraction to set a control algorithm so that it can change the torque and therefore the... Agent: General Electric Company Global Research

20090324383 - Wind compressor: A wind compressor system having one or more wind turbines and a plurality of wind compressors located proximate the one or more wind turbines. The wind compressors optimize the energy created by the wind turbines by redirecting and converging the wind from the wind compressor to the wind turbines. Each... Agent: D'ambrosio & Associates, P.l.l.c.

20090324384 - Gas turbine having a peripheral ring segment including a recirculation channel: A gas turbine having at least one compressor, at least one combustion chamber, and at least one turbine, the or each compressor and/or the or each turbine having a rotor that includes rotor blades surrounded by a stationary housing, and a run-in coating being assigned to the housing is disclosed.... Agent: Davidson, Davidson & Kappel, LLC

20090324387 - Aft frame with oval-shaped cooling slots and related method: An aft frame adapted to interface between a combustor transition piece and a first stage turbine nozzle includes: a closed-periphery frame comprised of a top, bottom and pair of side walls. A plurality of cooling holes or apertures having elliptical or oval cross-sectional shapes are provided in one or more... Agent: Nixon & Vanderhye P.C.

20090324385 - Airfoil for a gas turbine: An airfoil is provided for a gas turbine comprising an outer structure comprising a first wall, an inner structure comprising a second wall spaced relative to the first wall such that a cooling gap is defined between at least portions of the first and second walls, and seal structure provided... Agent: Siemens Corporation Intellectual Property Department

20090324386 - Gas turbine: A gas turbine includes a shaft directional passage provided to a rotating member that rotates along a central axis of a rotor, which is a rotating axis of the rotating member, about the central axis, or a rotating axis of the rotating member, and in which cooling air flows along... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090324388 - Gas turbine and cooling air supply structure thereof: The present invention includes an introducing passage that is provided within a turbine stationary blade fixed within a turbine casing and that communicates an interior of the turbine casing with an exterior thereof; a nozzle that is provided in an inner circumference of the turbine stationary blade in a manner... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090324389 - Method, system and controller for establishing a wheel space temperature alarm in a turbomachine: A method of establishing a wheel space temperature alarm in a turbomachine includes calculating an expected wheel space temperature based on operating conditions, measuring an actual wheel space temperature, and signaling an over temperature condition if the actual wheel space temperature exceeds the expected wheel space temperature.... Agent: Cantor Colburn, LLP

20090324390 - Liner for a gas turbine engine casing: A turbofan gas turbine engine (10) comprises a fan rotor (32) carrying a plurality of radially extending fan blades (34). A fan blade containment assembly (38) surrounds the fan blades (34) and the fan blade containment assembly (38) comprises a generally cylindrical, or frustoconical, metal casing (40). The casing (40)... Agent: Manelii Denison & Selter PLLC

20090324391 - Rotary separator and shaft coupler for compressors: A separator is for a turbomachine, preferably a compressor including a casing, a primary compressor shaft with an impeller disposed within the casing, and a drive shaft connectable with the compressor shaft. The separator includes a coupler having a central axis and being configured to connect the drive shaft with... Agent: Haynes And Boone, LLPIPSection

20090324392 - Fresh gas system: The present invention relates to a fresh gas system (1) for supplying an internal combustion engine (4) with fresh gas, in particular in a motor vehicle, having a charging device (8) for increasing the pressure of the fresh gas and having a swirl generator (12), which is arranged upstream of... Agent: Rader, Fishman & Grauer PLLC

20090324393 - Ceramic matrix composite turbine engine component: Aspects of the invention are directed to a gas turbine component such as a ring seal segment or combustor heat shield having a base and a plurality of walls defining a volume. The base and the walls are independently formed and are formed from ceramic matrix composite plates. The base... Agent: Siemens Corporation Intellectual Property Department

20090324395 - Method of repairing knife edge seals: A method of repairing a gas turbine knife edge seal assembly in which assembly is included a used honeycomb ring seal and a knife edge. The method includes removing the used honeycomb ring seal, removing material from the knife edge to a first knife edge radial height, installing a replacement... Agent: Kinney & Lange, P.A.

20090324394 - Sealing arrangement in a gas turbine engine: A compressor of a gas turbine engine comprises blades 2, 4 provided on blade platforms 8, 12 of a rotor. Stator vanes 20 lie between the blades 2, 4 and are connected to a vane support structure 22. Sealing rings 38 are secured to the vane support structure 22 to... Agent: Oliff & Berridge, PLC

20090324396 - Accessory gearbox system with compressor driven seal air supply: An accessory gearbox system for a gas turbine engine includes a accessory compressor mounted to a gearbox housing.... Agent: Carlson, Gaskey & Olds, P.C.

20090324397 - Gas turbine engine with insulated cooling circuit: A gas turbine engine is provided comprising a compressor with an insulated cooling circuit. The compressor comprises a compressor casing having a compression chamber and at least one stator and at least one rotor disposed in the compression chamber, the at least one stator comprising a stator body having a... Agent: Sutherland Asbill & Brennan LLP

20090324398 - Device for carrying out an inductive low-frequency or high-frequency pressure welding method, comprising an insulator located between the inductor and the components in the zone of the joint: A device for carrying out an inductive low-frequency or high-frequency pressure welding method for joining metallic components, in particular components of a gas turbine, having at least one generator and at least one inductor, wherein an insulator is situated at least partly between the inductor and the components, in the... Agent: Greer, Burns & Crain

20090324399 - Reverse curved nozzle for radial inflow turbines: A nozzle for radial inflow turbines having an outer surface having a concave shape, and an inner surface having a non-concave, i.e. straight or convex, shape. Also a leading edge may have a hole that is capable of receiving a fastener to secure the nozzle vane to an assembly housing.... Agent: Honeywell/shimokaji Patent Services

20090324400 - Strut for a gas turbine engine: The strut is for use in a gas turbine engine has body, typically having an airfoil shape, having a leading edge and a trailing edge. The leading edge has at least one gas inlet in direct fluid communication with at least one outlet located in the trailing edge through which... Agent: Ogilvy Renault LLP (pwc)

20090324401 - Article having a protective coating and methods: The article comprises a substrate having a first surface, a plurality of elements extending from the first surface, and a protective coating disposed between at least a portion of the plurality of elements, on at least a portion of the plurality of elements, or both. The plurality of elements are... Agent: Sutherland Asbill & Brennan LLP

20090324402 - Centrifugal pump: An impeller plate of an impeller of a centrifugal pump, particularly a channel impeller pump, for pumping liquids with solid or gaseous admixtures, is provided with at least one wide vane that is displaced toward the impeller drive by a distance D so that the impeller chamber is enlarged by... Agent: Ostrolenk Faber Gerb & Soffen

20090324403 - Impeller with hybrid blades for blowers: An impeller with hybrid blades can be used in any blowers, which are applied in many fields such as cooling computers and HVAC. The impeller increases air flow as well as pressure. Each hybrid blade extends from the impeller hub with the shape of an axial fan blade and smoothly... Agent: Patent Law Group LLP

20090324404 - Shear ring casing coupler device: A coupler device is for connecting first and second casings to form a casing assembly with a central axis, each casing having an inner end disposed against the inner end of the other casing such that the casings are spaced along the axis. The coupler device includes at least one... Agent: Haynes And Boone, LLPIPSection

20090324405 - Method for forming corrosion-resistant plating layer and rotary machine: An object is to provide a method for forming a superior corrosion-resistant plating layer by sealing penetrating pinholes formed in an electroless plating layer. There are provided a first plating step of performing electroless Ni—P plating on a base material (1); an etching step of etching a surface of a... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090317227 - Airfoil embodying mixed loading conventions: A high-lift airfoil embodying a combination of loading conventions in a single design specifically to reduce and control total pressure losses that occur in the flow channels between airfoils employed in turbomachinery applications is disclosed herein. The mixed-loading high-lift airfoil designs embody and exhibit the best total profile and secondary... Agent: Bachman & Lapointe, P.C. (p&w)

20090317228 - Apparatus and method for controlling a blade tip clearance for a compressor: An apparatus and method for controlling a blade tip clearance for a compressor of a turbo-engine, in particular of an aircraft engine, is disclosed. A blade tip clearance control device, which has a rotor and a housing surrounding the rotor forming a blade tip clearance, includes a sealing element that... Agent: Crowell & Moring LLP Intellectual Property Group

20090317229 - Integrated actuator module for gas turbine engine: An actuator module for a gas turbine engine includes a multiple of actuators mounted within a common actuator housing.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090317230 - Turbine system for utilizing the energy of oceanic waves: A turbine system for the utilization of the energy of oceanic waves includes: a chamber that is provided with an opening at its lower end and at its upper end respectively; a duct that is open at both ends for guiding a stream of air, the lower end of the... Agent: Taylor & Aust, P.C.

20090317231 - Wind turbine with mixers and ejectors: A Mixer/Ejector Wind Turbine (“MEWT”) system is disclosed which routinely exceeds the efficiencies of prior wind turbines. Unique ejector concepts are used to fluid-dynamically improve many operational characteristics of conventional wind turbines for potential power generation improvements of 50% and above. Applicants' preferred MEWT embodiment comprises: an aerodynamically contoured turbine... Agent: Fay Sharpe LLP

20090317232 - Blade shroud with aperture: A fluid flow machine includes a main flow path in which at least one row of blades (3, 4) is arranged, and a blade shroud (2) which forms a confinement of the main flow path in the area of a blade row (3, 4) and is arranged in a recessed... Agent: Shuttleworth & Ingersoll, P.L.C

20090317233 - Rotary nanotube bearing structure and methods for manufacturing and using the same: In one embodiment, a rotary device includes a multiwall nanotube that extends substantially perpendicularly from a substrate. A rotor may be coupled to an outer wall of the multiwall nanotube, be spaced apart from the substrate, and be free to rotate around an elongate axis of the multiwall nanotube.... Agent: Goodwin Procter LLP Patent Administrator

20090317234 - Crossflow turbine airfoil: A turbine airfoil includes pressure and suction sidewalls extending axially in chord between opposite leading and trailing edges. The sidewalls are spaced transversely apart to define flow channels extending longitudinally and separated chordally by partitions bridging the sidewalls. A perforate partition includes a row of crossover holes extending obliquely therethrough.... Agent: Francis L. Conte, Esq.

20090317238 - Combined acoustic absorber and heat exchanging outlet guide vanes: An outlet guide vane assembly for turbomachines is provided. The outlet guide vane assembly comprises one or more outlet guide vanes, wherein each of the one or more outlet guide vanes comprises a first surface and a second surface, and wherein the one or more outlet guide vanes are disposed... Agent: General Electric Company Global Research

20090317237 - System and method for reduction of unsteady pressures in turbomachinery: A turbomachinery system is provided. The system includes a first set of blades and a second set of blades moving relative to the first set of blades, wherein the second set of blades includes a first subset of blades having multiple first geometric parameters. The second set of blades also... Agent: General Electric Company Global Research

20090317236 - Vibration damping novel surface structures and methods of making the same: A gas turbine or turbine component partially or fully coated with a damping surface layer. The damping surface layer may have a thickness between 0.1 and 2000 microns and may be capable of dissipating vibration or modifying a resonance frequency of the gas turbine or turbine component at ambient room... Agent: Nixon & Vanderhye P.C.

20090317235 - Vortex blower: In the present invention, a partition wall which partitions a discharge port and a suction port provided on a static passage, in the rotating direction, has a discharge side shape which is identical with the shape of blades, and has a positional relationship in which the partition wall does not... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090317239 - Fan assembly: A fan assembly includes a fan and a fan guard mounted on the fan to protect the fan from contamination and damage during operation. The fan includes a plurality of ears extending outwardly from a circumference thereof. The fan guard includes a frame and a hood made of net and... Agent: PCe Industry, Inc. Att. Steven Reiss

20090317240 - Adjustable multi-outlet verticle tower fan: A vertical tower fan includes a frame structure defining multiple vertically spaced fan spaces, a fan module controllable to rotate vertically spaced fan blades, and multiple housing members mounted on the frame structure at different elevations and respectively surrounding the fan blades and respectively rotatable to adjust the direction of... Agent: Leong C Lei

20090317241 - Variable stator vane assembly for a turbine engine: A stator assembly for a turbine engine includes a support structure, such as an outer case, providing a bore. A non-metallic bushing is arranged in the bore and extends radially between inner and outer diameters providing a one-piece structure. The outer diameter of the bushing engages the bore in a... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090317242 - Method and device for cooling a component of a turbine: A method for cooling a component of a turbine is provided, wherein a fluid with a pressure below 1 bar is guided away from the component. Moreover, a turbine is described comprising a component, a conduit which is connected to the component so that a fluid can be guided away... Agent: Siemens Corporation Intellectual Property Department

20090317244 - Gas turbine engine with improved thermal isolation: A gas turbine engine includes a housing with a duct wall that defines a generally annular and axially elongated hot gas flow path for passage of combustion gas. The engine further includes a contoured shroud mounted within the internal engine cavity and defining a hot gas recirculation pocket for receiving... Agent: Honeywell International Inc. Patent Services

20090317243 - High reflectivity infrared coating applications for use in hirss applications: The present invention is a hover infrared suppression system for a gas turbine engine comprising a hover infrared suppression system having an upstream first stage, a second stage downstream of the first stage and a third stage downstream of the second stage, the engine operating at a temperature sufficient to... Agent: Mcnees Wallace & Nurick LLC

20090317245 - Method of forming a rotating blade assembly: A method of forming a blade assembly for a gas turbine engine, the method comprising mounting turbine blades on a rotor in a number of radial stages. Sacrificial supports are placed on the blades, and nozzle guide vanes are located on the supports. The rotor is introduced into a casing,... Agent: Oliff & Berridge, PLC

20090317246 - Guide vane arrangement for a driving mechanism: The invention relates to a guide-vane arrangement (1) for deviating the flow present in the by-pass flow channel (2) of an engine (3), said arrangement comprising an outer ring (4) and an inner ring (5) and guide vanes (6) arranged therebetween in a substantially radial manner, wherein the outer ring... Agent: Lerner Greenberg Stemer LLP

20090317247 - Exhaust-driven turbocharger for a motor vehicle: the guide vane cage (9) has at least two arms (10), by means of which it is clamped between the bearing housing (2) and the turbine housing (3) in such a manner that it can only move in the radial direction, so that the guide vane cage (9) can expand... Agent: Rader, Fishman & Grauer PLLC

20090317248 - Centrifugal compressor having vaneless diffuser and vaneless diffuser thereof: In a high pressure centrifugal compressor, the occurrence of rotating stall noticeable in a comparatively-low specific speed wheel stage is prevented, thereby high efficient fluid performance is obtained and reliability is improved. The centrifugal compressor has a first vaneless diffuser with a constant flow channel height on the downstream side... Agent: Crowell & Moring LLP Intellectual Property Group

20090311089 - turbomachine with a long lasting position-holding system: A turbomachine arranged with a rotor and a stator, including radial positioning means ensuring that the rotor is radially position; and a contactless axial balancing device arranged on at least one bladed wheel for axially balancing the rotor at high speed. The turbomachine includes a thrust bearing distinct from the... Agent: Weingarten, Schurgin, Gagnebin & Lebovici LLP

20090311091 - Impeller and centrifugal pump including the same: An example impeller includes: an impeller body in which an internal channel is formed, the internal channel extending inside the impeller body in a direction of a rotation axis spirally about the rotation axis to connect an inlet and an outlet; and at least one centrifugal vane provided in the... Agent: Studebaker & Brackett PC

20090311090 - Windward cooled turbine nozzle: A turbine nozzle includes a hollow vane mounted between inner and outer bands. The inner band includes a mounting flange between forward and aft lips. An aft pocket is found in the inner band between the flange and aft lip. And, an impingement bore extends through the flange into the... Agent: Francis L. Conte, Esq.

20090311092 - Device for discharging a fluid through a rotary chamber with internal circulation and centrifugal delivery of fluidized solid particles, and processes using this device: Device for discharging a fluid (5) fed into a reaction chamber (1) containing solid particles fluidized by said fluid, through a rotary chamber (100) provided with a finned wheel (13) having fins (14), which may deliver into said reaction chamber the solid particles that are concentrated along the rotary circular... Agent: Fina Technology Inc

20090311093 - Impeller and centrifugal fan: An impeller in a centrifugal fan includes a support portion having a cylindrical outer circumferential surface coaxial or substantially coaxial with a center axis and a plurality of moving blades arranged on the outer circumferential surface of the support portion independently of one another and configured to draw an air... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20090311094 - Compact multiphase pump: The length of one of the channels defined as the ratio of the volume of a channel to the maximum orthoradial area of said channel, measured in a plane perpendicular to the axis of rotation, ranges between 10 cm and 20 cm, and the ratio of the area of the... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090311095 - Centrifugal pump with segmented diffuser: A centrifugal pump with a volute and at least one stage with an associated impeller and removable diffuser assembly comprises: multiple diffuser segments, each diffuser segment comprising a central passage from an inner curvilinear surface to an outer curvilinear surface and a curvilinear leading engagement surface between a leading end... Agent: Stephen George Mican

20090304493 - Axially oriented shingle face seal for turbine rotor and related method: An axial seal arrangement is provided between a rotor and a stator. The rotor is provided with a first disk having a substantially flat sealing face surface. The stator is provided with a second annular disk surrounding the rotor, supporting proximate ends of a plurality of axially extending, flexible, compliant... Agent: Nixon & Vanderhye P.C.

20090304492 - Blower systems and methods having multiple outlets: A blower system comprising a housing and a fan assembly. The housing defines a housing chamber, at least one inlet opening, a primary outlet opening, and a secondary outlet opening. The fan assembly is mounted within the housing chamber. Operation of the fan assembly draws air into the housing chamber... Agent: Perkins Coie LLP Patent-sea

20090304494 - Counter-vortex paired film cooling hole design: An apparatus for use in a gas turbine engine includes a wall defining an exterior face, a first film cooling passage extending through the wall for providing film cooling to the exterior face of the wall, and a second film cooling passage extending through the wall adjacent to the first... Agent: Kinney & Lange, P.A.

20090304495 - Device for supplying ventilation air to the low pressure blades of a gas turbine engine: The present invention relates to a device for supplying ventilation air to a turbine rotor of a gas turbine engine comprising a first and a second turbine disk (11, 12) and a downstream shell ring (14) together forming a one-piece drum, the second turbine disk (12) comprising cavities machined in... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090304496 - Rotary separator drum seal: A seal assembly for a compressor includes a static member fixedly disposed within a compressor casing and having an end surface and a rotatable separator coupled with a compressor shaft and spaced from the static member. The separator has an axial end with a radial end surface located adjacent to... Agent: Haynes And Boone, LLPIPSection

20090304497 - Guide blade segment of a gas turbine and method for its production: A guide blade segment of a gas turbine, having at least one guide blade and having an inner cover band assigned to the radially inner end of the or each guide blade, is disclosed. An integral constituent part of the inner cover band of the guide blade segment is a... Agent: Crowell & Moring LLP Intellectual Property Group

20090304498 - Multistage turbomachine compressor: A multistage compressor for a turbomachine, in particular an airplane turboprop or turbojet, the compressor comprising a double-walled casing having an inner wall made up of shrouds surrounding respective annular rows of moving blades and annular rows of straightening stator vanes, said shrouds being connected to the outer wall of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090304499 - Counter-vortex film cooling hole design: An apparatus for use in a gas turbine engine includes a wall defining an exterior face, a first film cooling passage extending through the wall to a first outlet along the exterior surface of the wall for providing film cooling, and first and second rows of vortex-generating structures. The first... Agent: Kinney & Lange, P.A.

20090304500 - Turbocharger housing with a conversion coating and methods of making the conversion coating: A turbocharger includes a center housing having a bearing surface configured to contact an inner surface of a unison ring. A conversion coating is impregnated onto at least the bearing surface of the center housing.... Agent: Julia Church Dierker Dierker & Associates, P.C.

20090304501 - Pond pump: A pond pump comprising an impeller (2) which rotates about an axis of rotation (X) within a pump housing (1). The pump housing (1) comprises a suction inlet (11) that is coaxial to the impeller (2), a pressure outlet (14) for the water that is to be conducted, the pressure... Agent: Patent Central LLC Stephan A. Pendorf

20090304502 - Pre-diffuser for centrifugal compressor: A diffuser system for a compressor for a gas turbine engine, the compressor having an impeller and the gas turbine engine having a combustor and a fuel injector proximate to the combustor, includes a first diffuser and a second diffuser. The first diffuser is configured to receive compressed air from... Agent: Honeywell International Inc. Patent Services

20090304503 - Stator blade segment of a thermal turbomachine, associated production method and also thermal turbomachine: The invention relates to a guide blade segment of a thermal turbomachine, in particular a gas turbine, comprising a number of profiled blades which are arranged on a platform. A plurality of securing elements for securing the guide blade segment to an associated guide blade support are arranged on the... Agent: Siemens Corporation Intellectual Property Department

20090304504 - Ducted fan: A ducted fan includes a fan that generates an airflow that flows substantially parallel with the axis of the rotating shaft of the fan; a duct, arranged around the fan, that extends in the direction of the rotating shaft of the fan and includes an airflow inlet defined by the... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP