Fluid reaction surfaces (i.e., impellers) inventions 11/07

20070274830 - Eolic energy transformation tower: The present invention allows for the exploitation and transformation of eolic energy into mechanical or electric energy by means of coupling it to a fixed generator. The tower consists in a vertical structure that houses a vertical axis rotor and makes better use of the wind's thrust by producing a... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070274831 - Holder for holding a metal component part of a turbine: A holder for holding a metal component part, which has at least one internal passage which is accessible by an opening in an external surface of the component part. The holder is equipped with a bearing element, which comprises a bearing surface, which is designed in such a way that... Agent: Siemens Corporation Intellectual Property Department

20070274832 - Rotor for a turbo machine and method for the manufacture of such a rotor: A rotor for a turbo machine, in particular for a gas turbine, is disclosed. The rotor includes a rotor base body and several rotor blades arranged over the circumference of the rotor base body, in which case the rotor base body is manufactured of an MMC composite material, and in... Agent: Crowell & Moring LLP Intellectual Property Group

20070274833 - Centrifugal blower: A centrifugal multi-blade fan has multiple blades about a rotational shaft and draws in air along the rotational shaft and then blows the air approximately perpendicular to the rotational shaft to reduce wind noise. A scroll casing encloses the multi-blade fan and defines a scroll-shaped airflow passage for directing the... Agent: Harness, Dickey & Pierce, P.L.C

20070274834 - Rotor and manufacturing method thereof: A manufacturing method of a rotor includes the following steps. A substrate is processed to form a first patterned area, a second patterned area and a third patterned area. The second patterned area is formed around the first patterned area, and the third patterned area is connected to the second... Agent: Birch Stewart Kolasch & Birch

20070274835 - Method for casting a component and a component comprising at least partly of fibre-reinforced plastic laminate: There is described a method for casting a component comprising at least partly of fibre-reinforced plastic laminate by which the fibre-reinforcement is arranged in a casting mould, wherein at least one venting duct is placed, wherein said fibre-reinforcement and said venting duct are at least partly wetted by the plastic... Agent: Siemens Corporation Intellectual Property Department

20070274836 - Round honeycomb rotor: ROUND HONEYCOMB ROTOR to improve the performance of conventional propellers being used as rotor for aircraft, motorized pumps, vessels as well as for any use in hydraulic or pneumatic applications. It has helical pieces starting from its cube or circular nucleus and mounted on one or several tubular cylinders which... Agent: Milbank, Tweed, Hadley & Mccloy LLP

20070274837 - Blade tip coatings: This invention relates to blades for a gas turbine engine, said blades having an inner end adapted for mounting on a hub and a blade tip located opposite the inner end, and wherein at least a portion of the blade tip is coated with a thermally sprayed coating of a... Agent: Praxair, Inc. Law Department - M1 557

20070274838 - Methods and apparatus for assembling and operating semi-monocoque rotary machines: A wind turbine generator includes at least one rotating member and a semi-monocoque nacelle structure that includes at least one stationary member extending over at least a portion of the rotating member. A method of operating the wind turbine generator includes transmitting loads to the semi-monocoque nacelle structure.... Agent: Patrick W. Rasche (22402)

20070269309 - Method for operating a liquid ring compressor: The invention relates to a method of operating a liquid ring compressor having an impeller installed eccentrically in a compressor body, with gas being supplied to the liquid ring compressor on a suction side and gas being discharged from the liquid ring compressor on a pressure side. A liquid ring... Agent: Connolly Bove Lodge & Hutz, LLP

20070269310 - Method for siting and operating a crop protection wind machine array: A system for arranging and operating an array of wind machines to protect crops from damaging weather conditions, such as freezing frost, rain and heat. The method includes a wind machine positioned to force air across the crop. The wind machine is preferably a propeller/tower configuration. The operational method of... Agent: Stratton Ballew

20070269311 - Wind turbine and support structure and method of controlling the rotational speed of such wind turbine: A wind turbine system and a method for controlling a rotational speed of a rotor of such wind turbine system are provided. The system included a wind turbine having a rotor having airfoils having an orientation relative to wind and a rotational axis. The system further includes a structure supporting... Agent: Christie, Parker & Hale, LLP

20070269312 - Assembly of blade units for wind power generation: A blade unit assembly for wind power generation includes a plurality of blade units connected together. Each blade unit includes a central portion and at least one blade set. A first positioning structure and a second positioning structure, which fit together with each other, are respectively disposed at two opposite... Agent: Birch Stewart Kolasch & Birch

20070269313 - Turbomachinery blade having a platform relief hole: A turbomachinery blade having a relief hole in its platform and a method of limiting the formation and/or propagation of cracks in the trailing edge of the blade are provided. The relief hole may be formed in the concave side of the platform proximate the trailing edge along its mean... Agent: Baker Botts, LLP

20070269314 - Fan blade mounting system: A ceiling fan blade iron includes a blade mounting portion 23 with a top surface 26 facing the ceiling, a movable blade fastener 24, and two fixed or stationary mounting catches 27 coupled to and extending from the top surface 26. The blade iron is configured to mate with a... Agent: Baker, Donelson, Bearman, Caldwell & Berkowitz

20070269315 - Rotor assembly for a rotary machine: A rotor assembly having a seal member in the root section of a rotor blade is disclosed. Various construction details are developed for blocking the flow of gases between adjacent rotor blades. In one detailed embodiment, a deformable seal member formed of a high temperature material is disposed between the... Agent: Gene D. Fleischhauer

20070269316 - Turbine blade with trailing edge cutback and method of making same: A turbine blade with a compound trailing edge cutback and method of making same is provided to remove cracks which have formed at a trailing edge cooling hole proximate the blade platform. The compound cutback is made along the entire trailing edge of the blade. The compound cutback has three... Agent: Baker Botts, LLP

20070264121 - Torsion blade pivot windmill: A pair of airfoil blades having a longitudinal axis coincident with one another. Each blade is bent at the center on the plane of the chord. Each blade has an airfoil tip blade placed at the outer most trailing edge. The blades are affixed by their root ends to opposite... Agent: Gauthier & Connors, LLP

20070264122 - Blower: A blower includes two contrarotating axial fans located to be rotated reversely with each other in accordance with rotations of its rotation shafts arranged on an axial line. In the blower, a rotation drive shaft of a motor is coupled to the rotation shafts of the axial fans through a... Agent: Harness, Dickey & Pierce, P.L.C

20070264123 - Counter-rotating fan: A counter-rotating fan includes first and second fans that are coaxially arranged. The first ribs of the first fan and the second ribs of the second fan are arranged on an air-outlet side and an air-inlet side of the first impeller of the first fan, respectively. The first impeller includes... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20070264124 - Highly extensible power and/or signal transmission cable as well as rotor blade with such a cable: A fiber-composite rotor blade, especially of a rotary-wing aircraft, with a predefined rotor blade profile that has a predefined outer contour of the profile, comprising a fiber-composite rotor blade structure having an upper and a lower cover skin and a profile core situated between them, and at least one highly... Agent: Darby & Darby P.C.

20070264125 - Lightweight heat-resistant material for generator gas turbine: The present invention overcomes brittleness of various beryllium alloys including beryllium intermetallic compounds and thereby provides a lightweight material for gas turbines. It's achieved by employing an alloy consisting essentially of an alloy of any one or more intermetallic compounds selected from the group of Be12M, but Be13M if M... Agent: Burr & Brown

20070264126 - Method of protecting a component against hot corrosion: A method of protecting a component against hot corrosion comprising the steps: (a) applying a chromium diffusion coating to the component; and (b) applying a further coating to selected regions of the chromium diffusion coating, the selected regions being chosen dependent on subsequent use of the component.... Agent: Siemens Corporation Intellectual Property Department

20070264127 - Impeller pump housing and impeller: An impeller pump including a body and a cover assembled onto the body to form a housing. The body has a fluid inlet and a fluid outlet and an opening for receiving a rotating drive shaft. An impeller is rotatably positioned in the housing with paddles at a periphery thereof.... Agent: Whirlpool Patents Company - Md 0750

20070264128 - Fan frame: A fan frame (10) for a gas turbine is provided. The fan frame (10) has fan exit guide vanes (100) that are connected to an intermediate case (50) for structural support, and are constrained from movement in a radial direction by a first joint (110, 110a) and constrained from movement... Agent: Charles N.j. Ruggiero Ohlandt, Greeley, Ruggiero & Perle, L.L.P.

20070258813 - Rotor for a power plant: The invention relates to a rotor (10) for a power plant, in particular an aero engine or a gas turbine, whereby said rotor (10) comprises at least two bonded rotor discs (12, 14). The rotor (10) is characterised in that an inlet opening (30) for inlet of fluid from around... Agent: Davidson, Davidson & Kappel, LLC

20070258814 - Turbine airfoil with integral chordal support ribs: A turbine airfoil including a structural support system formed from chordal ribs within an internal cooling system in the airfoil. The chordal ribs forming the structural support system may be positioned in a cooling fluid supply channel in the hollow airfoil that is positioned proximate to a trailing edge cooling... Agent: Siemens Corporation Intellectual Property Department

20070258815 - Turbine blade with wavy squealer tip rail: A turbine blade (10) including an airfoil (12), the airfoil (12) including an airfoil outer wall (16) having pressure and suction sidewalls (18, 20) joined together at chordally spaced apart leading and trailing edges (22, 24) extending radially outwardly from a blade root (14) to a blade tip surface (30).... Agent: Siemens Corporation Intellectual Property Department

20070258818 - Airfoil array with an endwall depression and components of the array: An airfoil array includes a laterally extending endwall 56 with a series of airfoils such as 28 or 38 projecting from the endwall. The airfoils cooperate with the endwall to define a series of fluid flow passages 74. The endwall has a trough 100 toward a pressure side of the... Agent: Pratt & Whitney

20070258819 - Airfoil array with an endwall protrusion and components of the array: An airfoil array includes a laterally extending endwall 56 with a series of airfoils such as 28, or 38 projecting from the endwall. The airfoils cooperate with the endwall to define a series of fluid flow passages 74. The endwall has a hump 84 toward a pressure side of the... Agent: Pratt & Whitney

20070258817 - Blade or vane with a laterally enlarged base: A blade or vane includes a platform 130 and an airfoil 132 extending from the platform. The airfoil has a pressure surface offset in a first direction D1 from a part span mean camber line 148, a suction surface offset in a second direction D2 from the part span mean... Agent: Pratt & Whitney

20070258816 - Blades for a gas turbine engine with integrated sealing plate and method: A blade for a rotor assembly including a root portion, a platform with an overhang, an airfoil portion and a sealing plate. The sealing plate protrudes from the blade along a circumferential direction.... Agent: Ogilvy Renault LLP (pwc)

20070258820 - Torque converter blade with self-locking blade tab: The present invention broadly comprises a blade for a torque converter including an outer edge arranged to conform to an inner surface of a shell in the torque converter and a first tab extending from the outer edge. A portion of the first tab is rotated about an axis extending... Agent: Simpson & Simpson, PLLC

20070258821 - Self balancing fan: A fan (10) is disclosed having an electric motor (13) which rotatably drives an annular array of blade irons (14) each having a blade (15) mounted thereto. Each blade iron has a motor mounting portion (21) configured to be coupled with the electric motor for rotation. The motor mounting portion... Agent: Baker, Donelson, Bearman, Caldwell & Berkowitz

20070258822 - Axial fan: An axial fan (1) rotating in a plane (XY) about an axis (2) comprises a central hub (3), a plurality of blades (4), which have a root (5) and a tip (6), the blades (4) being delimited by a convex leading edge (7) and by a concave trailing edge (8),... Agent: Nath & Associates

20070258823 - Methods of handling a wind turbine blade and system therefor: A method of handling a wind turbine blade during storage, transport or mounting of the blade is presented. The method comprises the steps of: establishing at least one mounting hole penetrating the surface of the blade, mounting one or more handling means including mounting means in said at least one... Agent: Cantor Colburn, LLP

20070258824 - Rotor for viscous or abrasive fluids: A rotor is disclosed comprising a drive disk and a plurality of driven disks in a stack, the stacked disks in spaced relationship along the rotational axis thereby forming inter-disk spaces. A centrally positioned aperture is provided in each of the driven disks, opening into the inter-disk spaces. A hub... Agent: Bennett Jones C/o Ms Roseann Caldwell

20070258825 - Turbine blade tip cap: A method of manufacturing a turbine blade includes (a) supporting a turbine blade internal core support at opposite ends such that radially inner and outer ends of the turbine blade remain open during casting; (b) casting the blade including the airfoil portion, wherein the radially outer edge of the airfoil... Agent: Nixon & Vanderhye P.C.

20070258826 - Rotary machines and methods of assembling: A rotary machine includes a rotor, a stationary machine casing extending around the rotor, and a bling assembly extending between the casing and the rotor. The machine also includes at least one rotor tip seal assembly and at least one shaft seal assembly. The seal assemblies have a groove configured... Agent: John S. Beulick (17851)

20070253815 - Cooled gas turbine aerofoil: An internal fluid cooling system for a gas turbine aerofoil (2) comprises a plurality of multi-pass cooling arrangements each of which consists of a serpentine passage (50,52,54 & 48,56,58) in the interior of the aerofoil (2). The cooling fluid—in particular air—is supplied to an inlet end (22,24) of each passage... Agent: Oliff & Berridge, PLC

20070253817 - Hot gas component of a turbomachine including an embedded channel: A component, especially a hot gas component of a turbomachine, has at least one passage (7, 7′), especially a cooling passage, which is embedded in an outer wall (5) of the component (1) of the turbomachine and basically extends parallel to the surface (6) of the component (1). The component... Agent: Cermak Kenealy & Vaidya LLP

20070253816 - Vane platform cooling: A vane cluster has a platform, a shroud, and at least first and second airfoils extending between an outer face of the platform and an inner face of the shroud. Each airfoil has a pressure side and a suction side. The pressure side of the first airfoil faces the suction... Agent: Bachman & Lapointe, P.C. (p&w)

20070253818 - Method for operating a wind power plant: A method for operating a wind power plant, in which the wind power plant (10) has a multiplicity of components, but at least one rotor (18) with at least one rotor blade (22) and a generator for converting the mechanical energy of the rotor (18) into electrical energy and possibly... Agent: Powell Goldstein LLP

20070253819 - Rotor blade for a wind turbine: A rotor blade for a wind turbine is provided, wherein the rotor blade has radial bores in a wall of a blade root portion, the radial bores being staggered in a longitudinal direction of the rotor blade, and longitudinal bores in the wall of the blade root portion, wherein each... Agent: Patrick W. Rasche (22402)

20070253820 - Adjustable device for balancing a fan: An adjustable device for balancing a fan includes a hollow hub, which defines a receiving space and a plurality of fan blades extending outward from the hollow hub. Wherein, the receiving space includes an inner ring at the inner wall surface thereof and at least a balancing granular part is... Agent: G. Link Co., Ltd.

20070253821 - Jet propulsion engine:

20070253822 - System for retaining blades in a rotor: The rotor disk carries an axial retention plate facing slots having blade roots received therein, the disk and the plate are shaped so as to define outer circumferential interlock and inner circumferential interlock.... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070253823 - Turbine blade tab attachment means for a torque converter dampening spring retainer and a method of manufacturing said attachment means: In a turbine assembly, arranged for disposition in a torque converter, having a turbine blade, a turbine shell, and a spring retainer, an attachment means for securing the turbine blade to the turbine shell and the spring retainer, including at least one first blade tab extending outwardly from the turbine... Agent: Simpson & Simpson, PLLC

20070253825 - Airfoil having improved impact and erosion resistance and method for preparing same: A turbine airfoil having an improved impact and erosion resistance. The airfoil comprises: (a) a base segment having an impact resistant leading edge section proximate to the leading edge comprising a material having having a yield strength of least about 250 ksi and an elongation percentage of about 12% or... Agent: General Electric Company

20070253824 - Modular rotor blade for a wind turbine and method for assembling same: A sectional wind turbine rotor blade is provided, the sectional wind turbine rotor blade having first and second blade sections, wherein the first and second blade sections are fixedly mountable to each other via a connector. Furthermore, a method for assembling a sectional wind turbine rotor blade is provided.... Agent: Patrick W. Rasche (22402)

20070253826 - Shaped rotor blade for reduced loads and vibration: Rotor blades are pre-bent in at least one of a flap direction and a lag direction, wherein the pre-bent portion comprises at least 20-60% of the length of the blade. Preferred methods include analyzing the rotor dynamic behavior using computational methods, deciding on the operational case (rotor lift load, forward... Agent: Rutan & Tucker, LLP. Hani Z. Sayed

20070253827 - Blade for a wind energy plant comprising segmented conductor means for conducting lightning: A method of manufacturing a fibre-reinforced blade for a wind energy plant is presented, which blade is configured with at least a blade shell and means for conducting to a lightning current to an earth connection. Novel aspects of the method comprise that the blade is provided with segmented conductor... Agent: Day Pitney LLP

20070253828 - Damping arrangement for a blade of an axial turbine: A damping arrangement for a blade (20) of an axial turbine, in particular a gas turbine, includes a damping element (17) which is arranged in a recess (16) in the blade aerofoil (10) of the blade (20) and frictionally dampens the vibrations of the blade (20). In such a damping... Agent: Cermak Kenealy & Vaidya LLP

20070253830 - Fan unit: A fan unit comprises a housing, which possesses a first housing wall having an air inlet, and an opposite parallel second housing wall having an air outlet, and a side wall arrangement connecting the first housing wall with the second housing wall. A holding plate is arranged between the first... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20070253829 - Transportation unit for a wind turbine rotor blade: A transportation system for a wind turbine rotor blade is provided. The transportation system includes a root fixture adapted to receive the root end of the wind turbine rotor blade, and a tip end fixture adapted to receive a tip end of the wind turbine rotor blade. The root fixture... Agent: Patrick W. Rasche (22402)