Fluid reaction surfaces (i.e., impellers) inventions

20090280010 - Handling system for a wind turbine nacelle, method for vertical displacement of a wind turbine nacelle and a wind turbine nacelle: A handling system for a wind turbine nacelle in connection with self-loading or self-unloading of the nacelle to or from a vehicle. The system uses two or more lifting apparatus, where the lifting apparatus are engaged with lifting areas of a load carrying structure of the nacelle. The lifting areas... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20090280011 - Blade arrangement: With regard to gas turbine engines it will be appreciated that blades are typically cooled in order to ensure that the materials from which the blades are formed remain within acceptable operational parameters. Coolant is judiciously used in order to maintain engine operational efficiency. Unfortunately with regard to rotor blades... Agent: Oliff & Berridge, PLC

20090280012 - Wind turbine with wireless pitch control: A wind turbine includes wireless system for receiving a control signal at a hub of the wind turbine.... Agent: Ge Energy General Electric C/o Ernest G. Cusick

20090280013 - Frustoconical centrifugal wheel: An inline centrifugal wheel has a back plate and a hub extending from the back plate. A front plate has a diameter greater than the back plate and is inclined to extend downwardly from a central aperture to its outer perimeter. Blades extend between the back and front plate and... Agent: Christopher J. Mcdonald Hoffman, Wasson & Gitler, P.C.

20090274557 - Propeller with flexible variable blades: The proposed propeller consists of the rotor disc assembly 1, two or more flexible variable-length blades 2, a precise number of which depends on the desired lifting force; carrying capacity and the airflow involved in the process of the aircraft take off and retention in the air, device or devices,... Agent: Konstantin Goriachi

20090274558 - Hp turbine blade airfoil profile: A single stage high pressure turbine blade includes an airfoil having a profile substantially in accordance with at least an intermediate portion of the Cartesian coordinate values of X, Y and Z set forth in Table 2. The X and Y values are distances, which when smoothly connected by an... Agent: Ogilvy Renault LLP (pwc)

20090274559 - Rotor blade of a wind energy unit: The invention relates to a rotor blade (60) of a wind energy plant with a top side (suction side) and a bottom side (pressure side) wherein profiles (21, 22, 23, 24, 25) with a front edge and a back edge (62) in cross-section are designed along a longitudinal axis between... Agent: Rankin, Hill & Clark LLP

20090274560 - Compressor impeller and method of manufacturing the same: A compressor impeller and a method of manufacturing the compressor impeller. The magnesium alloy compressor impeller as a die-cast part comprises a hub shaft part, a hub disk part having a hub surface extending from the hub shaft part in the radial direction, and a plurality of vane parts disposed... Agent: Sughrue Mion, PLLC

20090274561 - Wind collector device for generation of energy: A wind collector device for energy production comprising a fixed external structure formed by a vertical cylinder having two bases, the upper and the lower, of variable height and diameter, with vertical dividing walls distributed circumferentially and equidistantly, which form nozzles that concentrate and channel the wind; wherein inside the... Agent: Defillo & Associates, Inc.

20090274562 - Coated turbine-stage nozzle segments: A method for coating a nozzle segment, the method comprising separating an outer shroud and an inner platform of the nozzle segment along pathways that bisect a first stator vane and a second stator vane of the of the nozzle segment, coating the first stator vane and the second stator... Agent: Kinney & Lange, P.A.

20090263244 - Water turbines with mixers and ejectors: Turbine systems for extracting energy from water traveling relative to the turbine system can include a rotor assembly for extracting the energy, a turbine shroud having a turbine shroud inner volume within which at least a portion of the rotor assembly is disposed, and an ejector shroud having a ejector... Agent: Mintz, Levin, Cohn, Ferris, Glovsky And Popeo, P.c

20090263245 - Systems and methods involving wind turbine towers for power applications: A system for determining wind turbine tower base torque loads including a controller configured to determine a torque load of a base of a tower of a wind turbine according to a computation of an effective height of the wind turbine multiplied by a wind force upon a rotor of... Agent: General Electric Company Global Research

20090263246 - Calibration method: The invention relates to a method for the calibration of at least one sensor (11-14) of a wind power plant (10). The invention also relates to a wind power plant (10). The calibration process according to the invention is captured by the at least one sensor (11-14). The measurement value... Agent: Rankin, Hill & Clark LLP

20090263247 - Dual rotor vibration monitoring: Vibration is monitored in a dual rotor engine. A first total vibration of the engine is measured during operation. Relative phase of the two rotors is then clocked, and a second total vibration of the engine is then measured during operation. First and second total unbalances are then resolved at... Agent: Francis L. Conte, Esq.

20090263248 - Shape for a turbine bucket tip shroud: A turbine bucket that may include an airfoil having a tip shroud, the tip shroud having an edge; wherein the edge has a profile substantially in accordance with values of X and Y in a Cartesian coordinate system set forth in Table 1 at points 1-14, wherein X and Y... Agent: Ge Energy General Electric C/o Ernest G. Cusick

20090263249 - Welded low-pressure turbine shaft: Turbo-engine which has a low-pressure area, containing at least one shaft, wherein the low-pressure area has an inflow area, the shaft having, at least on its inflow part arranged in the inflow area, a heat resistant material, wherein the shaft has, on outflow parts arranged opposite the inflow part, a... Agent: Siemens Corporation Intellectual Property Department

20090263250 - Rotor blade attachment: The invention relates to a rotor blade attachment (17), in particular of a wind power plant (1), for the connection of a rotor blade (5) with an attachment device (4), including a transverse pin (20, 20′) and a connecting device (13, 21), which can be brought together to establish an... Agent: Rankin, Hill & Clark LLP

20090263251 - Reduced weight blade for a gas turbine engine: A rotor blade for a gas turbine engine having an edge buttress having an aperture. A method of reducing rotor blade weight includes removing material from within a truss area bounded by a platform section, an internal airfoil cooling passage, and an underplatform fillet.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20090263252 - Wind generator blade with divergent trailing edge: A wind turbine blade having an aerodynamic profile (5) with a leading edge (11), a trailing edge (13) and suction and pressure sides (17, 19) between the leading edge (11) and the trailing edge (13) which has, on at least one part of the wind turbine blade, a Trailing Edge... Agent: Ladas & Parry LLP

20090263253 - Engine components and rotor groups: Engine components and rotor groups are provided. In an embodiment, by way of example only, an engine component includes an impeller and a protective sleeve. The impeller has a bore defined by an inner surface. The protective sleeve lines the inner surface of the impeller and comprises a polymer material.... Agent: Honeywell International Inc. Patent Services

20090263254 - Ceiling fan with high efficiency ceiling fan blades: A ceiling fan including a motor having a rotatable rotor, a plurality of ceiling fans blades having a thickness, the blades connected to the rotor to rotate therewith and each of the ceiling fan blades comprising a thin edge along its leading edge that is thinner than the thickness of... Agent: Gray Robinson Attn: Stefan V. Stein/IPDept.