Rotary kinetic fluid motors or pumps inventions 08/07

20070201974 - Nested core gas turbine engine: A fan for creating lift or thrust having a fan hub and fan blades depending from the fan hub. The fan blades have slots formed therein with openings facing substantially aft, relative to a rotation direction of the fan blades, wherein air blowing from the fan hub into the fan... Agent: Perman & Green

20070201975 - Method for determining limit exceedance: A method and system for determining a limit exceedance of an operating parameter in a steam turbine system. Measurement data associated with the operating parameter is received, and a limit exceedance is determined when the rate of change in the received data over a predefined period of time exceeds a... Agent: Sutherland Asbill & Brennan LLP

20070201976 - Impeller of multiblade fan and multiblade fan having the same: To provide an impeller of a multiblade fan capable of reducing noise and improving blowing performance and a multiblade fan having the same. An impeller (113) of a multiblade fan (110) includes a discoid main plate (131) that rotates about a rotational axis, plural blades (133), and a side plate... Agent: GlobalIPCounselors, LLP

20070201977 - Pump insert and assembly: A pump insert (128) has an inner surface which in use defines a portion of a volute (124) of a pump (110) wherein said pump insert (128) is adapted to be coupled with a pump casing (116) by an inter-engaging profiled coupling arrangement (166). In one disclosed embodiment the pump... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20070196203 - Heat dissipating module: A heat dissipating module includes a rotational member, a stationary member and a driving member. The rotational member meshes with the driving member and has an uneven surface at a side thereof to space to the stationary member. The stationary member has plural flow passages and each flow passage has... Agent: G. Link Co. Ltd.

20070196204 - Flow structure for a turbocompressor: A turbocompressor flow structure comprises a ring chamber which is arranged concentrically to an axis of a turbocompressor in an area of free blade/vane ends of a rotor blade ring/vane ring and is adjacent radially to a main flow channel. A ring chamber is provided which is bordered by a... Agent: Crowell & Moring LLP Intellectual Property Group

20070196205 - Method and apparatus for extending flow range of a downhole turbine: The present invention provides means to extend the flow rate range over which a downhole turbine 70 will return a power output sufficient to meet the minimum downhole power requirements. In one embodiment, the present invention relates to an arrangement of axial vanes 77 that are situated such that the... Agent: Schlumberger Oilfield Services

20070196206 - Pressure load compressor diffuser: The present invention relates to a turbocharger compressor diffuser loading plate that is in contact with a vaned diffuser and that is in communication with the compressor volute. The diffuser loading plate is pressure loaded so that it moves axially in response to pressure thereby maintaining an effective seal of... Agent: Honeywell Turbo Technologies

20070196207 - Pressurizing centrifugal pump: A pressurizing centrifugal pump has a blade, which protrudes backwardly inclined in a radial direction from a blade plate and a boss portion and is provided with a blade forward inclination angle and a blade outer forward inclination angle. Thereby, the blade takes in fluid from a pressure chamber into... Agent: Greenblum & Bernstein, P.L.C

20070196208 - Fan assembly: A fan assembly includes a plurality of rotor vanes, a motor rotating the rotor vanes with a center axis J1 as center, a plurality of stator vanes arranged in a passage of air flow generated by rotation of the rotor vanes, and a base portion including a plate-like portion and... Agent: Judge & MurakamiIPAssociates

20070189889 - Cantilever type vertical axis wind turbine: It comprises an outer race side rotor 17 of the vertical axis wind turbine 10 producing a rotational torque with wind, a cantilevered inner race side stationary column 10 for supporting the outer race side rotor 17 of the vertical axis wind turbine 10 through bearings 30a, 30b and 30c... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070189890 - Gas turbine engine rotor ventilation arrangement: A rotor assembly for a gas turbine engine, the rotor assembly comprises at least two rotors defining a cavity therebetween. A first rotor defines a cooling air inlet in its radially inward portion. A second rotor defines a cooling air outlet in its radially outward portion, such that the cooling... Agent: Manelli Denison & Selter

20070189892 - Axial flow fan and housing for the same: An axial flow fan includes a housing that is formed by a process including injection molding includes a tapered surface at a frame portion thereof. One end of at least one rib is connected to an attachment portion which is a part of a stator portion of a motor portion,... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20070189891 - Exhaust fan: The subject invention relates to a fan housing, comprising a unitary molded structure formed from a material that has a flame spread rating of twenty five or less. The unitary molded structure comprises a base, an impeller housing centrally located next to the base, and a flow path located circumferentially... Agent: Thomas E. Young, Esq. Fay, Sharpe, Fagan, Minnich & Mckee, LLP

20070189893 - Methods and apparatus for nozzle carrier with trapped shim adjustment: Methods and apparatus for a machine casing component carrier configured to support a machine component such that the longitudinal axis of the machine component is adjustable with respect to a longitudinal axis of a rotatable member of the machine are provided. The carrier includes a support member configured to fixedly... Agent: John S. Beulick (17851)

20070189894 - Methods and apparatus for turbine engine rotors: A method for welding two sections of a rotor together, wherein each rotor section includes a welding surface, is provided. The method includes positioning the welding surface of the first rotor section substantially flush against the welding surface of the second rotor section. The method also includes positioning the second... Agent: John S. Beulick Armstrong Teasdale LLP

20070183885 - Method for optimizing the operation of a wind turbine: A method for optimizing the operation of a wind turbine is provided, the method comprising the steps of: (a) adjusting at least one control parameter of said wind turbine to a predetermined starting value; (b) measuring at least one response variable of said wind turbine and at least one further... Agent: General Electric Co. Global Patent Operation

20070183886 - Circumferential flow pump: A circumferential flow pump for feeding into an internal combustion engine, fuel from the fuel tank thereof includes an impeller, made of fiber-reinforced PPS, having a base portion fitted to a motor rotor, a vane portion provided outer-circumferentially on the base portion, and an outer ring portion provided outer-circumferentially on... Agent: Sughrue Mion, PLLC

20070183887 - Particle collector for gas turbine engine: A material having a plurality of impurity collection spaces has an outer face facing into a cooling air flow stream for a gas turbine engine component. Impurities such as sand or dirt will collect in the plurality of spaces. In a disclosed embodiment, a honeycombed material is utilized.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20070183888 - Wind turbine blade: The invention relates to a wind turbine blade comprising a number of pre-fabricated strips arranged in a sequence along the outer periphery. The strips consist of a fibrous composite material, preferably carbon fibres, and consist of a wooden material, preferably plywood or wooden fibres held in a cured resin. The... Agent: Harness, Dickey & Pierce, P.L.C

20070183889 - Device for adjusting the centring of a turbo-engine pivoting vane control synchronization ring: The invention relates to a device for adjusting the centring of a turbo-engine pivoting vane control ring, comprising a control ring (26) centred on a longitudinal axis (X-X) of the turbo-engine and provided with a plurality of tapped holes (36) running in a radial direction and a plurality of pad... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070183890 - Leaned deswirl vanes behind a centrifugal compressor in a gas turbine engine: A compressor includes a deswirl assembly to improve aerodynamic coupling with the combustor. The assembly includes an annular housing and a plurality of vanes. The annular housing includes an inner and an outer annular wall disposed concentric to each other, and a flowpath defined therebetween. The plurality of vanes is... Agent: Honeywell International Inc.

20070183891 - Guide vane arrangements for gas turbine engines: A guide vane arrangement 20 for a gas turbine engine (10, FIG. 1) includes a vane member 21 extending between inner and outer platforms 22, 24 which are respectively mounted on inner and outer mounting members 42, 34. One of the inner and outer platforms 22, 24 includes a resilient... Agent: Manelli Denison & Selter

20070183892 - Multi-segment compressor casing assembly: A casing assembly for a compressor includes an internal compression assembly with a shaft and at least one impeller disposed on the shaft. The casing assembly includes an inlet body segment having a fluid inlet, an outlet body segment having a fluid outlet, and a number of intermediate body segments... Agent: Michael Best & Friedrich, LLP

20070177969 - Method of power generation from pressure control stations of a natural gas distribution system: A method is described of generating power from a pressure control station of a natural gas distribution system. A first step involves channeling natural gas entering the pressure control station into a turbine (52) which is powered by expansion of the natural gas as the pressure of the natural gas... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20070177970 - Vertical axis wind turbine and wind turbine blade: Since the present invention comprises a wind receiving plate 40 having a wind receiving surface and an openable and closable pivot 42, which wind receiving plate 40 is operated to close in the direction in which the centrifugal force is produced in proportion to the revolution of a blade 18... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070177971 - Impeller for blower and air conditioner having the same: An impeller is provided for a blower having a blade (15), a plurality of notches (17) provided at predetermined intervals on a side edge of the blade (15), and a plurality of smooth portions (18) each provided between a pair of the notches (17). Since a transverse vortex discharged from... Agent: Birch Stewart Kolasch & Birch

20070177972 - Dry running flexible impeller pump and method of manufacture: This invention relates to a Dry Running Flexible Impeller Pump and Method of Manufacture that is specifically designed to provide a flexible impeller pump that is capable of being run dry for extended periods of time without damaging the impeller. The pump's housing and end plates are coated with a... Agent: Law Offices Eric R. Benson, Esq.

20070177973 - Stationary blade ring of axial compressor: An inner shroud portion and an outer shroud portion dividedly formed per stationary blade are formed integrally with each stationary blade. A plurality of the stationary blades adjacent to each other in a circumferential direction are coupled together by a band member at the outer shroud portions. The inner shroud... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070177974 - Pressure turbine: A turbine has a housing containing a rotatable concentric inner member with a central shaft and a plurality of substantially axially oriented blades extending between an exterior face of a peripheral wall of the inner member and an inner face of a peripheral wall of the housing. The space between... Agent: Edwin D. Schindler