Rotary kinetic fluid motors or pumps inventions 05/07

20070122264 - Pump: The pump (10, 110, 210) may comprise a casing (39, 139, 239) and a substantially disk-shaped impeller (36, 136, 236) that rotates within the casing. A group of depression-shaped grooves may be formed on at least one of the front and reverse surfaces of the impeller and the two casing... Agent: Dennison, Schultz & Macdonald

20070122265 - Rotor thrust balancing apparatus and method: Apparatus and method of balancing thrust bearing load on a rotor thrust bearing employ a first thrust balance piston cavity for exerting an aft directed thrust balancing force and a second balance piston cavity for exerting an independently controlled forward directed thrust balancing force to allow flexible and wide range... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070122266 - Assembly for controlling thermal stresses in ceramic matrix composite articles: An assembly and method for controlling thermal stresses within ceramic-based articles when subjected to high temperatures while supported by a metallic article. The assembly includes a first body formed of a metallic material and having oppositely-disposed first and second surfaces, and a second body formed of a ceramic-based material and... Agent: Hartman & Hartman, P.C.

20070122267 - Variable-nozzle turbocharger with integrated bypass: A turbine housing assembly includes a tubular piston disposed in a bore of a turbine housing and axially slidable between a closed position and an open position for blocking a nozzle by an amount dependent on axial positioning of the piston. A bypass control member is disposed in the turbine... Agent: Honeywell Turbo Technologies

20070122268 - Turbocharger with sliding piston assembly: A turbocharger having a sliding piston assembly comprising a tubular piston disposed in the bore of the turbine housing such that the piston is axially slidable relative to the turbine housing. The piston assembly further comprises a tubular carrier inserted axially into the bore of the turbine housing surrounding the... Agent: Honeywell Turbo Technologies

20070122269 - Gas turbine component: The invention relates to a gas turbine component, namely static gas turbine component, especially for an aircraft engine. According to the invention, the static gas turbine component is formed at least region-wise of metal foam.... Agent: Fasse Patent Attorneys, P.A.

20070122271 - Axial-flow fan: An axial-flow fan according to the present disclosure can increase the amount of the airflow and simultaneously reduce the noise level. A plurality of stationary blades 11A to 11D are curved, in a convex manner, toward a rotating direction of an impeller. The plurality of stationary blades 11A to 11D... Agent: Rankin, Hill, Porter & Clark LLP

20070122270 - Turbomachine, especially a gas turbine: The invention relates to a turbomachine, more particularly a gas turbine. The turbomachine has a stator and a rotor, wherein the rotor has blades (21) and the stator has a housing (20) and stationary guide vanes (17), wherein the guide vanes (17) form guide vane rings (11, 12) that adjoin... Agent: Fasse Patent Attorneys, P.A.

20070122272 - Gas compressor, unit for separating a gas mixture incorporating such a compressor, and method of separating a gas mixture incorporating such a compressor: The inventive gas compressor (1) comprises n in series connected stages (C1, C2, C3, C4, C5), wherein n is equal to or greater than 3, each stage is followed by a cooler (R1, R2, R3, R4, R5), at least two coolers have different compressed gas pressure drops, the cooler exhibiting... Agent: Linda K Sussell Air Liquide

20070122273 - Multistage centrifugal compressor: Multistage centrifugal compressor comprising at least one stage 10 which, in turn, comprises a lower half-tank 11, an upper half-tank 12, a series of lower half-diaphragms 16, a shaft 13 equipped with a series of rotors 14, a series of upper half-diaphragms 18, a lower suction half-diaphragm 51, an upper... Agent: General Electric Co. Global Patent Operation

20070122275 - Methods and apparatus for assembling turbine nozzles: A method for assembling a turbine nozzle for a gas turbine engine. The method includes providing a turbine nozzle including a plurality of airfoil vanes extending between an inner band and an outer band, wherein the outer band includes a forward hook assembly having a rail and at least one... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070122274 - Tip shroud attachment for stator vane: A stator vane segment and tip shroud segment assembly comprising: a plurality of vanes, each having an airfoil portion and a radially inner tip, each tip formed with at least one radially inwardly projecting tenon; and a tip shroud segment extending over the radially inner tips of the vanes, the... Agent: Nixon & Vanderhye P.C.

20070122276 - Fan assembly for vacuum cleaner: A fan assembly for a vacuum cleaner, comprising a motor, an impeller rotatably coupled to the motor, and having a plurality of impeller wings, and a diffuser having a plurality of diffuser wings arranged along an outer circumference of the impeller. The plurality of diffuser wings includes first and second... Agent: Blank Rome LLP

20070122277 - Fan assembly for vacuum cleaner: The present invention relates to a fan assembly for a vacuum cleaner for reducing BPF noises. The fan assembly includes a motor, an impeller having a plurality of impeller blades, the impeller being rotated by the motor to suck air, and a diffuser disposed to wrap around an outer circumference... Agent: Blank Rome LLP

20070122278 - Heat dissipation apparatus: A heat dissipation apparatus. A fan frame includes an air inlet, an air outlet, a passage, and a curved expansion portion. The air inlet is opposite the air outlet. The passage is between the air inlet and the air outlet, guiding airflow from the air inlet to the air outlet.... Agent: Birch Stewart Kolasch & Birch

20070116553 - Fan system and temperature-sensing protecting device thereof: A fan system includes a fan module, a starting module, a temperature-sensing element and a controlling module. The starting module is electrically connected with the fan module for starting it. The temperature-sensing element generates a sensing signal in accordance with an ambient temperature. The controlling module receives the sensing signal... Agent: Birch Stewart Kolasch & Birch

20070116554 - Turbine: A turbine has a hollow conical rotor sealed by a base end cap. The outer race of a bearing is centered and mounted on the end cap. An intake shaft mounted within the bearing's inner race passes through the race. High-pressure fluid introduced into a passage within the intake shaft... Agent: Bruce E. Weir

20070116555 - Vacuum pump: A differentially pumped mass spectrometer system comprises a mass spectrometer having a plurality of pressure chambers; a vacuum pump attached thereto and comprising at least three pump inlets, a first pumping section, a second pumping section downstream from the first pumping section, and a third pumping section downstream from the... Agent: The Boc Group, Inc.

20070116556 - Thermostructural turbomachine part that is circularly symmetrical about a longitudinal axis, the part including an annular wiper, and a method of manufacture: In the method, a support is provided that presents a base for an annular wiper, and a wiper is built up that presents height that varies around its circumference, by forming a plurality of projecting portions by performing following successive steps: a laser source connected to an optical head focused... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070116557 - Low noise blower fan: An exemplary low noise blower fan includes a base plate for supporting a rotating shaft and a bearing. The shaft is rotated in the bearing. A vibration damping pad is attached to the base plate. The pad is made of damping material. Accordingly, vibration caused by the base plate can... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp

20070116558 - Pressure test method of double suction volute pump: According to the present invention, along the right and left sides of a rotary shaft, flat faces that serve as sealing faces are formed at the circumferential edges, on the suction chamber side, of semicircular division plates, which define suction chambers and a discharge chamber of a volute casing that... Agent: Crowell & Moring LLP Intellectual Property Group

20070116560 - Centrifugal pumps having non-axisymmetric flow passage contours, and methods of making and using same: Centrifugal pumps and methods of making and using them are disclosed. One inventive pump includes a plurality of flow passages, at least one pump component having one or more non-axisymmetric flow passage contours defined at least in part by non-equal blade or vane heights. This abstract allows a searcher or... Agent: Schlumberger Reservoir Completions

20070116559 - Fan and air conditioner: An air conditioner includes a centrifugal fan and a unit casing that houses the centrifugal fan. The centrifugal fan includes an impeller and a scroll casing that houses the impeller. The unit casing has a unit intake port that opens in a direction crossing an opening direction of a scroll... Agent: GlobalIPCounselors, LLP

20070116561 - High efficiency fluid movers: Fluid movers produce at least predominantly laminar flow internally in an axial or a radial direction in a rotor. A fluid mover rotor comprises a matrix of passages of appropriate size to produce at least predominantly laminar flow spaced circumferentially around the rotor. The passages may provide axial, radial or... Agent: Knobbe Martens Olson & Bear LLP

20070116563 - Cooled gas turbine guide blade for a gas turbine, use of a gas turbine guide blade and method for operating a gas turbine: The invention relates to a cooled gas turbine guide blade for a gas turbine with a hollow blade profile which comprises an onflow edge onto which a working medium is capable of flowing, and with, for guiding a cooling medium, an onflow edge duct running inside the blade profile along... Agent: Siemens Corporation Intellectual Property Department

20070116562 - Methods and apparatus for cooling combustion turbine engine components: A turbine nozzle cooling sub-system is provided. The sub-system includes at least one turbine nozzle segment. The segment includes an arcuate, radially outermost endwall, an arcuate, radially innermost endwall, and at least one airfoil vane. The endwalls each include at least one open passage. The airfoil vane extends between and... Agent: John S. Beulick (17851)

20070116564 - Fan and fan housing with toothed-type connecting elements: A fan of the present invention includes a fan housing and an impeller disposed in the fan housing. The fan housing includes a plurality of connecting elements at its air outlet. Each connecting element includes a plurality of air-guiding teeth thereon, which can guide the air to flow smoothly out... Agent: Birch Stewart Kolasch & Birch

20070110556 - Fluid activated wheel/generator pair: The invention provides a pair of co-rotating fluid powered wheel and generator pairs each rotating about a single vertical axis. Each wheel/generator is mounted on a respective axle one of which is solid and the other tubular. Separation of fluid flow into 2 streams engages the wheels for rotation in... Agent: Defillo & Associates, Inc.

20070110557 - Gas turbine engine blade containment assembly: A gas turbine engine rotor blade containment assembly (38) comprises a generally cylindrical, or frustoconical, metal casing (40). The metal casing (40) has at least one arched portion (62,64,66) and each arched portion (62,64,66) extends circumferentially around the metal casing (40). Each arched portion (62,64,66) comprises a radially inwardly extending... Agent: Oliff & Berridge, PLC

20070110558 - Fan system and temperature-sensing module: A fan system, which receives an input voltage from exterior, includes a first fan module, a second fan module, a first starting module, a second starting module, a temperature-sensing element and a first controlling module. The first starting module receives the input voltage and starts the first fan module. The... Agent: Birch Stewart Kolasch & Birch

20070110559 - Integrated liquid cooling system: An integrated liquid cooling system for removing heat from a heat-generating component includes a base (10), a pump (20) mounted in the base, and a heat-dissipating member (30) communicating with the pump and coupling with the base. The pump includes a casing (21) having a chamber (212). A rotor (22),... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp

20070110560 - Vertically-oriented centrifugal pump: An apparatus for elevating a fluid includes: a pumping member rotatable about a vertical axis, the pumping member having at least one ramped path, the ramped path having a lowermost portion insertable below the surface of a fluid to be elevated, and an uppermost portion that is more distant from... Agent: Angus C. Fox, Iii

20070110561 - Hydrodynamic bearing runner for use in tilting pad thrust bearing assemblies for electric submersible pumps: An electrical submersible pump runner having a core layer and a wear layer affixed to the core layer. One embodiment of the invention provides an electrical submersible pump that includes a motor section and a centrifugal pump section. A seal section and rotary gas separator may also be included. The... Agent: Paul, Hastings, Janofsky & Walker LLP

20070110562 - Annular wiper for a sealing labyrinth, and its method of manufacture: The invention provides a thermomechanical turbomachine part that is circularly symmetrical about a longitudinal axis, in particular a rotor, the part including at least one annular wiper for a sealing labyrinth. In characteristic manner, the wiper presents height in the radial direction that varies around its circumference by forming a... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070110564 - Integrated turbine sealing air and active clearance control system and method: An active clearance control system is provided that uses compressor extraction air to manipulate blade tip clearance in an industrial gas turbine and compressor. A stream of air is taken from a cooling and sealing air circuit and redirected to be used for active clearance control. The spent clearance control... Agent: Nixon & Vanderhye P.C.

20070110563 - Method and apparatus for the cooling of the outer shrouds of the rotor blades of a gas turbine: Passive shroud cooling of rotor blades (5) is accomplished by a multitude of cooling-air flows introduced into the hot-gas flow upstream of the rotor blades on the outer circumference, these cooling-air flows, depending on the aerodynamic and geometrical conditions, being orientated at a defined radial angle and a circumferentially related... Agent: Harbin King & Klima

20070110565 - Methods and apparatuses for cooling gas turbine engine rotor assemblies: A method of manufacturing a gas turbine engine includes providing a turbine mid-frame, coupling a plurality of rotor blades to a rotor disk, the rotor disk is coupled axially aft from the turbine mid-frame such that a cavity is defined between the rotor disk and the turbine mid-frame, and forming... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070110566 - Methods and apparatuses for gas turbine engines: A method of assembling a gas turbine engine includes providing a gas turbine engine including a compressor, a combustor downstream from the compressor, and a turbine coupled to the compressor, and coupling a seal assembly aft of the compressor such that air discharged through the seal assembly facilitates reducing the... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070110567 - Axial and circumferential seal for stacked rotor and/or stator assembly: Disclosed herein is a rotor assembly for a steam turbine including a stacked rotor section having rotor plates. The rotor plates include a main body portion having a plate shape and a first axial face and a second axial face opposite to the first axial face. The rotor plates also... Agent: Cantor Colburn, LLP

20070110568 - Pilot relief to reduce strut effects at pilot interface: The present invention provides a turbine section of an engine that includes a shaft, a plurality of blades extending radially from the shaft, a bearing assembly, a flowpath housing, and a shroud. The bearing assembly is mounted to the shaft adjacent to the plurality of blades. The flowpath housing is... Agent: Honeywell International Inc.

20070110569 - Multistage centrifugal compressor having a tank which can be opened horizontally: Multistage centrifugal compressor having a tank which can be opened horizontally, comprising a lower semi-tank (11) and an upper semi-tank (12), a shaft 13 having a series of rotors 14 and a series of stages (10) each of which comprising, in turn, a series of lower semi-diaphragms 16 and a... Agent: General Electric Co. Global Patent Operation

20070110570 - Stacked reaction steam turbine rotor assembly: Disclosed herein is a rotor assembly for a steam turbine. The steam turbine includes a retention portion having a stacked rotor section. The steam turbine further includes a first shaft end disposed at a first end of the retention portion. The steam turbine yet further includes a second shaft end... Agent: Cantor Colburn, LLP

20070110571 - Stacked reaction steam turbine stator assembly: Disclosed herein is a stator assembly for a steam turbine. The stator assembly includes a stacked stator section and a retention device. The stacked stator section has a plurality of adjacently disposed stator plates. The retention device retains the adjacent stator plates proximate to each other.... Agent: Cantor Colburn, LLP

20070110572 - Centrifugal fan and impeller thereof: An impeller applied to a centrifugal fan includes a base plate, a hub and a plurality of blades. The hub is connected to the base plate. The blades are disposed around the base plate and around the hub. The blades are the backward leaning structures and each blade has at... Agent: Birch Stewart Kolasch & Birch

20070110573 - Centrifugal fan and impeller thereof: An impeller applied to a centrigal fan includes a base plate, a hub and a plurality of first blades. The hub is connected to the base plate and the first blades are disposed on the base plate with respect to the hub as a center. Furthermore, the hub has a... Agent: Birch Stewart Kolasch & Birch

20070110574 - Centrifugal fans and impellers thereof: A centrifugal fan. A hub covers a driving device. An impeller surrounds the hub and includes a first blade set and a second blade set. The first blade set surrounds the hub and includes a first combining portion, a second combining portion, and a plurality of first blades. The first... Agent: Birch Stewart Kolasch & Birch

20070110575 - Methods and apparatus for assembling steam turbines: Method and apparatus for assembling steam turbines are provided. The method of assembling a steam turbine includes providing an annular outer member, providing an annular inner member, coupling a plurality of airfoils to the inner member with a plurality of generally radial fastener assemblies such that the plurality of airfoils... Agent: John S. Beulick (17851)

20070110576 - Blade wheel structure: The invention relates to a blade wheel, which includes a hub having a circular end face on the topside and a sidewall formed by extending downwardly from the outer periphery of the hub, a spindle vertically connected at a center beneath said circular end face, a plurality of blades disposed... Agent: Bacon & Thomas, PLLC

20070104567 - Impeller and fluid pump having the same: An impeller includes vane grooves arranged with respect to the rotative direction. At least the radially inner side of a back surface of each vane groove is radially outwardly inclined backwardly with respect to the rotative direction. The back surface has a radially inner end and a radially outer end,... Agent: Nixon & Vanderhye, PC

20070104568 - Fan array fan section in air-handling systems: A fan array fan section in an air-handling system includes a plurality of fan units arranged in a fan array and positioned within an air-handling compartment. One preferred embodiment may include an array controller programmed to operate the plurality of fan units at peak efficiency. The plurality of fan units... Agent: Chernoff, Vilhauer, Mcclung & Stenzel

20070104569 - Fan with time indication: A fan with time indication comprises a fan having a base; a driving unit being installed on the base; a front end of the driving head having a rear net mask and a blade set capable of being driven by the driving unit; a front side of the blade set... Agent: Ming Sea Tsai

20070104570 - Turbomachine blade: A turbomachine blade is disclosed having a shroud element, wherein plastic deformations and lifting of the shroud element on one side result during operation under centrifugal load. This load may result in high-temperature creep of the blade. A sealing strip which is arranged on the shroud element can be configured... Agent: Buchanan, Ingersoll & Rooney PC

20070104571 - Methods and apparatus for assembling turbine engines: A method for assembling a gas turbine engine is provided. The method comprises coupling a first turbine nozzle within the engine, coupling a second turbine nozzle circumferentially adjacent the first turbine nozzle such that a gap is defined between the first and second turbine nozzles and providing at least one... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070104572 - Methods and apparatus for channeling steam flow to turbines: Method and apparatus for assembling a double flow steam turbine is provided. The method comprises providing an annular member having a first end, a second end, and a body extending therebetween, coupling a first arcuate member to the annular member wherein the first member includes a radially inner surface that... Agent: John S. Beulick (17851)

20070104573 - Blower assembly: A blower assembly includes a blower and a guiding device. The blower has an inlet and an outlet perpendicular to the inlet. The blower expels air along a first plane from the outlet. The guiding device is arranged on the blower, and communicates with the blower at the inlet of... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp

20070104574 - Vane support in a gas turbine engine: A fluid flow machine comprises an array of vanes (2) which are supported at their ends by inner and outer support structures 4, 6. The ends of the vanes are received in slots 8, 10, with resilient material 12 disposed between the vane 2 and the wall of the slot... Agent: Oliff & Berridge, PLC

20070098542 - Rotational power system: A rotational power transfer device includes a rotatable shaft, a plurality of arm structures attached to the shaft and extending radially outward from the shaft, a plurality of panel members attached to the arm structures and hanging downward therefrom, and an energy converting member for converting energy to electricity. Another... Agent: R. William Graham

20070098543 - 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

20070098544 - Device for enhancing performance of a fan assembly: A device for enhancing performance of a fan assembly includes a frame member, a joining part and a plurality of rectifying parts. The rectifying parts are disposed between and connecting with the frame member and the joining part and provide a first passage at a lateral side thereof and a... Agent: G. Link Co. Ltd.

20070098546 - Damper seal system and method: A damper and seal system for a stage of a turbine that includes inner shrouds disposed circumferentially of a hot gas path through the turbine stage and shroud body(s) for supporting the inner shroud(s). A damper block engages a backside surface of the inner shroud and a damping mechanism is... Agent: Nixon & Vanderhye P.C.

20070098545 - Integrated bladed fluid seal: Disclosed are various embodiments of a gas turbine blade to vane interface seal for restricting leakage of cooling air and improving the apportioning of the cooling air to the seal. Accordingly, a turbine rotor contains a first and a second stage of radially extending and circumferentially distributed blades. The stages... Agent: Pratt & Whitney

20070098547 - Cooling fan with adjustable tip clearance: A cooling fan comprising a fan housing and a plurality of blades rotatably disposed within a conduit through the fan housing. Each of the plurality of blades extends radially outward from a hub to a tip. The radial gap between the tips of the blades and the conduit defines a... Agent: Hewlett Packard Company

20070098548 - Vane assembly with improved vane roots: A vane for a vane assembly of a gas turbine engine includes a vane root connected to the airfoil portion opposite a tip thereof. The vane root includes a platform and a button portion interconnecting the platform and the airfoil position. The button portion has relatively blunt leading and trailing... Agent: Ogilvy Renault LLP (pwc)