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Fluid reaction surfaces (i.e., impellers) February patent applications/inventions, industry category 02/10

20100047068 - Aeroengine: A method of operating a contra-rotating propeller engine that preferably comprises a 12 bladed front and a 9 bladed rear propeller. As is conventional, the engine is operated during at least a take-off phase, a cruise phase and an approach phase; during the cruise phase the engine operates with a... Agent: Oliff & Berridge, PLC

20100047067 - System and methods for adaptive blade control surface adjustment: A system and methods for reducing vibration in a rotatable member are provided. The system includes a blade tracking sensor, a rotatable member comprising an adjustable aspect, and a control computer. The control computer is configured to determine an axial position of each blade, determine a first blade that is... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20100047078 - Blade: Cooling arrangements have been provided for blades and in particular turbine blades utilising gas turbine engines. Generally for internal strength a leading passage has been separate by a solid wall from a feed passage as impingement apertures may diminish structural strength as centres for stress concentration. However, impingement apertures allow... Agent: Oliff & Berridge, PLC

20100047069 - Vertical windmill: o

20100047070 - Optimised wind turbine blade: The invention relates to an optimised wind turbine blade including: a first component (7) having an aerodynamic profile with a leading edge (11), a blunt trailing edge (13) with a thickness T greater than 2 mm and suction and pressure sides (17, 19) between the leading edge (11) and the... Agent: Ladas & Parry LLP

20100047071 - Horizontal motion wave power generator: A paddle wheel-driven horizontal wave generator system which is situated on the ocean shore for converting shore waves to unidirectional rotational force for generating power. By the use of a pair of one-way clutches on a single power shaft the incoming and outgoing motion of ocean waves is converted into... Agent: Bush Intellectual Property Law C/o Cpa Global

20100047072 - Turbocharger: The invention relates to a turbocharger (1), comprising a compressor (8), with a compressor wheel (9) fixed to one end of a rotor shaft (6) and a turbine (2), with a turbine rotor (10) which has a turbine wheel (5) with a fixing section (11) which may be connected to... Agent: Borgwarner Inc. C/o Patent Central LLC

20100047073 - Turbine blade assembly: A turbine blade assembly, in particular of a gas turbine, is provided. The turbine blade assembly includes a turbine disc with rotor blades inserted into notches of the turbine disc and locking plates that are placed inside circular grooves with rims in the turbine disc and in the rotor blade.... Agent: Siemens Corporation Intellectual Property Department

20100047074 - Wind turbine lightning protection system: A glass-reinforced fiber or carbon-reinforced wind turbine blade having a suction side and a pressure side includes a tip portion adapted with an electric field control region disposed solely on or within the tip portion. The electric field control region is in electrical communication with or galvanically connected to an... Agent: General Electric Company Global Research

20100047075 - Thermal barrier coating compositions, processes for applying same and articles coated with same: A process of coating an article includes the steps of (1) applying a ceramic compound to at least one surface of an article to form a layer of ceramic compound; (2) applying at least one inert compound upon the ceramic compound layer to form a protective layer, wherein the at... Agent: Bachman & Lapointe, P.C. (p&w)

20100047076 - Beta titanium alloy: A beta titanium alloy comprises 25 wt % vanadium, 15 wt % chromium, 2 wt % aluminium, up to 0.15 wt % oxygen, 0.1 to 0.3 wt % carbon and the balance titanium plus incidental impurities. The carbon is present in the form of titanium carbide precipitates distributed throughout the... Agent: Manelii Denison & Selter PLLC

20100047077 - Ferry flight engine fairing kit: A fairing kit for a gas turbine engine, where the engine has a core gas turbine engine, a fan rotor, and a plurality of external fan blades attached to the fan rotor and powered by the core gas turbine engine. The core gas turbine engine has an annular splitter for... Agent: General Electric Company

20100040468 - Method of operating a wind turbine, a wind turbine and a cluster of wind turbines: A method of operating a wind turbine above a predefined wind velocity comprising the step of operating a control parameter of the wind turbine within a tolerance band from a reference set-point curve of that control parameter. A wind turbine and a cluster of wind turbines is also contemplated.... Agent: St. Onge Steward Johnston & Reens, LLC

20100040478 - Cooled airfoils and gas turbine engine systems involving such airfoils: Cooled airfoils and gas turbine engine systems involving such airfoils are provided. In this regard, a representative cooled airfoil includes: an exterior surface defining a leading edge, a trailing edge, a suction side and a pressure side; an interior surface defining an interior cavity; trenches in the exterior surface oriented... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20100040480 - Cooling arrangement: With regard to cooling turbine blades in a gas turbine engine a compromise has to be made between convective cooling within the inner cavity defining a flow path for coolant and the blow rates for developing film cooling on an outer surface of the aerofoil. By providing a chamber between... Agent: Oliff & Berridge, PLC

20100040479 - Gas turbine engine systems involving baffle assemblies: Gas turbine engine systems involving baffle assemblies are provided. In this regard, a representative baffle assembly for a gas turbine engine includes: a cooling plenum defining a cooling air path; and a baffle sized and shaped to extend between surfaces of the cooling plenum such that a cooling air path... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20100040469 - Variable-pitch propeller: Variable-pitch propeller (1) of the type comprising at least one blade (6a, 6b, 6c) rotatably pivoted (20a, 20b, 20c) to a cylindrical casing of the propeller (3a, 3b, 4), a shaft coupled to an engine and coaxial to that propeller casing, a kinematic system (7, 8a, 8b, 8c, 10a, 10b,... Agent: Lucas & Mercanti, LLP

20100040470 - Wind energy system with fluid-working machine with non-symmetric actuation: The invention relates to a wind energy system with hydraulic energy transmission with non-symmetric actuation. The non-symmetric actuation is caused by valve control and mechanical means for controlling the actuation of the pistons. A cylinder unit is provided comprising a drive unit and an output unit associated with two hydraulic... Agent: General Electric Company Ge Global Patent Operation

20100040472 - Annulus filler: An annulus filler (101) is provided for mounting to a rotor disc (102) of a gas turbine engine and for bridging the gap between two adjacent blades attached to the rotor disc (102). The annulus filler (101) has an outer part (106) which defines an airflow surface for air being... Agent: Oliff & Berridge, PLC

20100040471 - Method of manufacturing a turbine rotor: A method for joining a cast metal material blade ring and a metal material hub structure into a turbine rotor. One of the blade ring and the hub structure is mounted in a holder and the other is mounted in a rotation holder for being rotated. At least one of... Agent: Kinney & Lange, P.A.

20100040473 - Turbocharger: The invention relates to an exhaust gas turbocharger (1) having a turbine wheel arrangement (20), comprising: a turbine wheel (4) and a shaft (21), which can be connected to the turbine wheel (4) by means of a connecting section (22), wherein the connecting section (22) has a trunnion (23) with... Agent: Borgwarner Inc. C/o Patent Central LLC

20100040474 - Fixing device for rotary blade: A fixing device for fixing a rotary blade to a spindle in a bench circular saw, for example, has a structure in which it is difficult to achieve structural compactification in radial size. Therefore, there has been a problem of sacrificing an inclination angle and a cutting depth of the... Agent: Oliff & Berridge, PLC

20100040475 - Optimized aerodynamic profile for a turbine blade: When cold and in the uncoated state, the aerodynamic profile is substantially identical to a nominal profile determined by the Cartesian coordinates X, Y, Z′ given in Table 1, in which the coordinate Z′ is the quotient D/H where D is the distance from the point in question to a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100040476 - Corrosion coating for turbine blade environmental protection: A gas turbine engine turbine blade comprising an airfoil section, a platform section, an under platform section, and a dovetail section, an exterior surface of the dovetail section comprising a shank exterior surface and a serrated exterior surface. The blade further comprises a silicon-modified diffusion aluminide layer a surface of... Agent: Mcnees Wallace & Nurick LLC

20100040477 - Wind turbine with additional blade-end support: The present invention relates to a wind power plant. It comprises a stator, a rotor, which is supported by the stator, a circular guide device, which has a plurality of fastening points provided on the periphery, at least two rotor blades, which each at the proximal end thereof are rotatably... Agent: Jenkins, Wilson, Taylor & Hunt, P. A.

20100034651 - Ceiling fans with low solidity ratio: An overhead fan system of a building comprises a ceiling fan underneath a nearby fire sprinkler head. The ceiling fan has particularly low fan solidity to minimize the fan obstructing the spray of water from the sprinkler head. To further reduce the obstruction, some example fans include fan blades that... Agent: Hanley, Flight & Zimmerman, LLC

20100034652 - Method for implementing wind energy converting systems:

20100034653 - Wind turbine, a method for controlling the temperature of fluid flowing in a first temperature control system of a wind turbine and use thereof: A wind turbine includes a first temperature control system including fluid transporting heat to or from one or more components of the wind turbine. The wind turbine further includes a mechanism for exchanging heat between the first temperature control system and at least one further temperature control system of the... Agent: St. Onge Steward Johnston & Reens, LLC

20100034662 - Cooled airfoil and method for making an airfoil having reduced trail edge slot flow: An airfoil component having a body having a leading edge and a trailing edge, a ceramic casting insert for making the component and the method for making the component. The component includes an internal cooling passageway and an elongated opening in communication with the internal cooling passageway. The opening is... Agent: Mcnees Wallace & Nurick LLC

20100034663 - Gas turbine engine assemblies with vortex suppression and cooling film replenishment: A gas turbine engine assembly has combustion gases flowing through a gas flow path. The gas turbine engine assembly includes a stator assembly comprising a stator vane that extends into the gas flow path; and a turbine rotor assembly downstream of the stator assembly and comprising a turbine platform and... Agent: Honeywell/ifl Patent Services

20100034654 - Sculptured throat spool: A sculpted throat spool of a tension-torsion strap assembly is disclosed. Using the sculpted throat spool minimizes the stress riser typically present at the edge of the spool when a tension-torsion strap is articulated.... Agent: Lee & Hayes, PLLC

20100034655 - Helicopter hub mounted vibration control and circular force generation systems for canceling vibrations: A rotary wing aircraft including a vehicle vibration control system. The vehicle vibration control system includes a rotating hub mounted vibration control system, the rotating hub mounted vibration control system mounted to the rotating rotary wing hub with the rotating hub mounted vibration control system rotating with the rotating rotary... Agent: Lord Corporation Patent & Legal Services

20100034656 - Fluid energy converter: Embodiments include apparatus and methods of fluid energy conversion. One embodiment relates to a tube for a fluid energy converter. The tube may include a generally cylindrical and hollow body having an interior surface, an exterior surface, and a longitudinal axis. Another embodiment includes a fluid energy converter having a... Agent: Knobbe Martens Olson & Bear LLP

20100034657 - Vibration damper assembly: A vibration damper assembly for damping non-synchronous vibration between adjacent, spaced apart components comprises a vibration damper located in both of a pair of generally confronting passages in each of the components. The assembly comprises at least two spaced apart articulation surfaces for contact between damper and component, each of... Agent: Oliff & Berridge, PLC

20100034658 - Wind turbine generator and method for constructing wind turbine generator: Provided are a wind turbine generator and a method for constructing a wind turbine generator that allow for alleviation of construction costs, particularly for large wind turbine generators, and alleviation of limitations on construction due to weather. Provided are a rotor head that has a plurality of wind turbine rotor... Agent: Kanesaka Berner And Partners LLP

20100034659 - Fan rotor blade support structure and turbofan engine having the same: The fan rotor blade (73) has a root (73a) located at an end at the side of a rotary disk (75), and a tip (73b) located at an outer end in a radial direction of the rotary disk (75), and extends from the root (73a) to the tip (73b). The... Agent: Griffin & Szipl, PC

20100034660 - Part for rotary machine, and manufacturing method therefor: In a part for a rotary machine, a ceramic hard film is formed on a surface of a base material, the density of droplets which exist in a surface of the ceramic hard film is set to be within 1000 pieces/mm2, and the density of droplets whose mean particle diameter... Agent: Wenderoth, Lind & Ponack, L.L.P.

20100034661 - Erosion resistant protective structure and process for applying same to a substrate: A component is provided for use in a turbine comprising: a substrate formed from an alloy, and an erosion resistant protective structure mechanically coupled to a portion of the substrate for protecting the substrate portion from erosion caused by a fluid. The erosion resistant protective structure may be formed from... Agent: Siemens Corporation Intellectual Property Department

20100028149 - Turbine blade system: A turbine blade system relating to a tip device appended to the blade tip of a turbine. The tip device controls the flow of air to ultimately reduce noise signatures while increasing aerodynamic efficiency. Passive or actively controlled configurations also permit the user to adjust the pitch angle of the... Agent: Greenberg & Lieberman, LLC

20100028163 - Injection molded component: An intermediate component includes a first wall member, a leachable material layer, and a precursor wall member. The first wall member has an outer surface and first connecting structure. The leachable material layer is provided on the first wall member outer surface. The precursor wall member is formed adjacent to... Agent: Siemens Corporation Intellectual Property Department

20100028150 - Airfoils with automatic pitch control: An airfoil arranged for use in a fluid flow of varying direction relative to the airfoil, has arranged thereon a plural axis hinge for automatic adjustment of the angle of pitch of the airfoil. The airfoil can be applied to a rotary crossflow device for use in a fluid flow... Agent: Brooks Kushman P.C.

20100028151 - Field installable and removable helicopter rotor blade vibration and blade tracking device: This invention provides convenient airframe vibration and tracking improvements of a helicopter rotor blade by use of an elastomer profile system that is attached through an adhesive system that allows convenient removal and relocation for use by the helicopter manufacturer or by the helicopter operator in a field environment.... Agent: Loen Patent Services

20100028152 - Wind-turbine rotor-blade hoisting apparatus, method for attaching wind-turbine rotor blade, and method for constructing wind power generator: The present invention provides a wind-turbine rotor-blade hoisting apparatus that enables attachment and removal of wind-turbine rotor blades without using a plurality of heavy machines and that enables attachment and removal of wind-turbine rotor blades on a site having a complex land shape with little flat land, a method for... Agent: Kanesaka Berner And Partners LLP

20100028154 - Axial flow fan: Disclosed is an axial flow fan capable of preventing cracks from generating at parts where stress is concentrated, by improving the structure. For this, the axial flow fan includes a hub, a plurality of wings extended from an outer surface of the hub, and a reinforcing member filling a space... Agent: Staas & Halsey LLP

20100028153 - Method for installing a rotor hub on a rotor shaft of a wind energy plant, and a wind energy plant: The present invention is related to method for installing a rotor hub on a rotor shaft of a wind energy plant, in which the following steps are consecutively performed: at the end of the rotor shaft (10) facing the rotor hub (12), a locking disk (18) is attached on the... Agent: Vidas, Arrett & Steinkraus, P.A.

20100028155 - Turbine rotor: An object of the present invention is to provide a turbine rotor with high reliability of strength. The turbine rotor includes two rotors which are connected at the butted portions of the rotors via a weld without forming penetration beads. Specifically, the turbine rotor includes a rotor for low pressure,... Agent: Antonelli, Terry, Stout & Kraus, LLP

20100028156 - Impeller and pump including the same: An impeller includes an impeller body which rotates about a rotation axis, and a vane which is provided at the impeller body. The impeller body receives force asymmetric with respect to the rotation axis in driving and rotation in a fluid in a manner that radially inward fluid force, which... Agent: Roberts Mlotkowski Safran & Cole, P.C. Intellectual Property Department

20100028158 - High-pressure turbine blade and procedure for repair of high-pressure turbine blades: The invention relates to a procedure for repair of high pressure turbine blades of an aircraft engine, with the steps: —separating a damaged section of the high pressure turbine blade; and—generating a section to replace the separated section on or upon the high pressure turbine blade by means of laser... Agent: Howison & Arnott, L.l.p

20100028159 - Semi-rigid wind blade: An airfoil 11 for attachment to a hub 13 of a windmill 15 or other turbomachine, the airfoil 11 comprises a leading rod 17 and a trailing rod 27, the leading rod 17 and trailing rod 27 preferably are flexible and able to deflect in a direction opposite to that... Agent: Charles L. Riddle, Esq.

20100028157 - Wind turbine blade tip shapes: where “L/c” is a range of an approximate normalized location along the chord line expressed as a percentage of the chord length from a leading edge of the blade; and where “R/c” is a range of an approximate nornalized shear web plane tip radius expressed as a percentage of the... Agent: Ge Energy General Electric C/o Ernest G. Cusick

20100028160 - Compressor blade leading edge shim and related method: A method of improving an erosion resistance at the leading edge of a compressor blade includes: a) cleaning a leading edge portion of the compressor blade airfoil; and b) attaching one or more erosion or corrosion-resistant shims to the leading edge portion.... Agent: Nixon & Vanderhye P.C.

20100028161 - Segmented rotor blade extension portion: A wind turbine rotor blade extension portion having a plurality of segments, located adjacent one another in a span-wise sense. An interface between adjacent segments is configured to minimise disruption to fluid passing thereover and to inhibit transmission of longitudinal loads between segments. Each segment has a first surface and... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20100028162 - Rotor blade extension portion having a skin located over a framework: A wind turbine rotor blade extension portion having a permanent framework with one or more chord-wise members and a substantially span-wise member. A membrane is located over the framework to thereby generate a streamlined surface. The extension portion is configured to transmit aerodynamic loads from the membrane, along the chord-wise... Agent: Cohen, Pontani, Lieberman & Pavane LLP