|Fluid reaction surfaces (i.e., impellers) patents - Monitor Patents|
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Fluid reaction surfaces (i.e., impellers)Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 02/27/2014 > 15 patent applications in 10 patent subcategories.
20140056705 - Load control system and method for wind turbine: A load control system for a wind turbine and a method for controlling wind turbine loading are provided. The system includes a sensor assembly. The sensor assembly includes a light source mounted to a rotor shaft and configured to emit a light, and a sensor mounted to the rotor shaft... Agent: General Electric Company
20140056706 - Operating a wind turbine with multiple temperature sensors: A method of operating a wind turbine and a wind turbine employing this method are provided. The method includes measuring an operating temperature in a plurality of components of the wind turbine yielding a plurality of measured operating temperatures. Each measured operating temperature is subtracted from a predefined maximum allowable... Agent:
20140056707 - Conveyance device for an energy collector: The present invention provides a conveyance device for an energy collector such as a wind turbine, solar collector, or a combination thereof. The conveyance device is configured to orient the energy collector by moving the device to compensate for a change in the source of energy such as a change... Agent: Windular Research And Technologies Inc.
20140056716 - Bicast turbine engine components: A turbine blade assembly includes a turbine blade having a pressure sidewall and an opposed suction sidewall and a first snubber assembly associated with one of the pressure sidewall and the suction sidewall. The first snubber assembly includes a first base portion extending outwardly from the one of the pressure... Agent:
20140056717 - Gas turbine engine airfoil internal cooling features: An airfoil for a gas turbine engine includes spaced apart pressure and suction walls joined at leading and trailing edges to provide an airfoil. Intermediate walls interconnect the pressure and suction walls to provide cooling passageways. The cooing passageways have interior pressure and suction surfaces that are respectively provided on... Agent:
20140056719 - Gas turbine, gas turbine blade, and manufacturing method of gas turbine blade: A gas turbine blade includes a hollow-blade-form portion formed by a leading edge on an upstream side of an working fluid of a gas turbine in a flow direction, a trailing edge on a downstream side of the working fluid in the flow direction, and a suction surface and a... Agent: Hitachi, Ltd.
20140056718 - Inlet shroud assembly: An inlet shroud assembly includes a hub and a shroud for a ram air fan. The hub includes a center bore, a first frustoconical section, a plurality of slotted cooling holes located on the first frustoconical section, a second frustoconical section, a plurality of circular cooling holes located on the... Agent: Hamilton Sundstrand Corporation
20140056708 - System for using wind power: For a system for using wind power having at least one rotor, wherein the rotor has a rotor shaft having a vertically arranged rotational axis and rotor blades offset from each other by the same angle in the rotational direction of the rotor shaft are arranged on the rotor shaft,... Agent:
20140056709 - Rotating system for a wind turbine: It includes first and second mutually rotatable elements and a bearing arrangement associated therewith including at least one single film-like chamber formed between the first and second elements, a number of fluid injectors for injecting fluid into the hydraulic chamber and a control device for separately controlling the pressure of... Agent: Alstom Renovables EspaÑ A, S.l.
20140056710 - Propeller for ventilator, with a variable chord length: A blower wheel comprises a hub, a guide and blades extending radially between the hub and the guide, each blade comprising a root at its junction with the hub and a head at the junction with the guide, each blade having a leading edge and a trailing edge between which,... Agent: Valeo Systemes Thermiques
20140056711 - Aircraft engine annular shroud comprising an opening for the insertion of blades: An aircraft engine annular shroud includes, on its internal surface, a peripheral annular groove able to accept a plurality of blade roots; an insertion opening for inserting the blade roots into the annular groove; and a closure device for closing off the insertion opening.... Agent: Snecma
20140056712 - Turbine bucket including an integral rotation controlling feature: A turbine bucket including an integral rotation controlling feature is disclosed. In one embodiment, a turbine bucket includes: a blade section having an inner radial end and an outer radial end; an integral cover section connected to the outer radial end of the blade section; and a base section for... Agent: General Electric Company
20140056713 - Turbine engine rotor assembly: A turbine engine rotor assembly includes a turbine engine rotor disk that extends axially along a centerline between a first disk end and a second disk end, and radially to an outer disk surface. The rotor disk includes one or more blade retention slots arranged circumferentially around the centerline. A... Agent: United Technologies Corporation
20140056714 - Turbomachine rotor having dovetail slot and method of machining: Various embodiments include a rotor having a dovetail slot with a bulbous fillet region, and in some cases, recessed inclined bearing surfaces. Various embodiments include methods of forming such a slot in a turbomachine rotor.... Agent: General Electric Company
20140056715 - Variable length blade tip molds, tip assemblies and methods for manufacturing the same: Variable length blade tip molds include standard tip mold sections having a tapered profile and variable length joint mold sections having first ends and second ends with a constant cross section, wherein the variable length blade tip molds can each produce a plurality of tip assemblies of various lengths.... Agent: General Electric Company02/20/2014 > 13 patent applications in 11 patent subcategories.
20140050581 - Erosion protection system and method: An erosion protection system and method applicable to foils or aerodynamic surfaces. Single element erosion protective elements having joggles are provided, each single element being alignable with the next to provide a contiguous erosion protection layer.... Agent:
20140050579 - System and method for braking a wind turbine rotor at an overspeed condition: A system and method for braking a wind turbine includes monitoring rotation of the wind turbine generator rotor. A braking torque is applied to reduce the rotational speed of the rotor at a first setpoint rotational speed. The braking torque is proportionally increased as the rotational speed of the rotor... Agent: General Electric Company
20140050580 - Wind turbine with actuating tail and method of operation: A horizontal axis wind turbine assembly adapted for use atop a tower includes a frame, a yaw shaft assembly coupling the frame to the tower, an alternator secured to the frame, a shaft coupled to the alternator to produce electrical power, a rotor hub coupled to the shaft, a plurality... Agent: Weaver Wind Energy
20140050582 - Automatic distributed heating system for a ram air turbine power train: A distributed heating system for a power train of a ram air turbine, which ram air turbine has a stowed position and a deployed position, has at least one electrical resistance heater element, with each electrical resistance heater element located proximate at least one respective lubrication surface for the power... Agent:
20140050583 - Vertical-shaft wind turbine double-layer reverse rotation and horizontal active wings: A vertical-shaft wind turbine double-layer reverse rotation and horizontal active wings consist of support devices and blades etc., characterized in that: further including a movable wing link gear, a positioning device, a stop device, an auxiliary start device, a speed adjusting device and blade shaft; wherein the movable wing link... Agent:
20140050584 - Combination paddle and fishing rod: A device and system for propelling a watercraft through water and for fishing. The device includes a shaft that defines a first opening. A blade is coupled to a first end of the shaft, and a handle is coupled to a second end, the handle defining a second opening. A... Agent:
20140050585 - Impeller, rotary machine including the same, and method for manufacturing impeller: An impeller including: blades disposed in a circumferential direction of the impeller; a disk located close to a second end side of an axis of the impeller with respect to the blades, to which the blades are attached, and configured to be attached to a rotating shaft; and a shroud... Agent:
20140050586 - Omni-directional wind power harnessing device: An omni-directional wind power harnessing device is disclosed. The device of the present invention includes a platform, a rotary mechanism and an output shaft. The platform has a plurality of channeling ducts, which are circumferentially provided around the platform. Therefore, wind blowing in any direction may be channeled into the... Agent:
20140050587 - Power-conversion installation including a hydraulic machine provided with a runner: The invention relates to a Francis runner (200) for a hydraulic machine, comprising: a wheel (1), which is rotationally symmetrical about an axis of rotation (Z) of the runner (200); a crown (12); and a plurality of inwardly curved vanes (21), each of which has a peripheral edge (212). The... Agent: Alstom Renewable Technologies
20140050588 - Device for using wind power having at least one rotor: For a device for using wind power having at least one rotor, wherein the rotor has a rotor shaft having a vertically arranged rotational axis and at least three support frames each having at least one rotor blade are arranged on the rotor shaft and the rotor blades are offset... Agent:
20140050589 - Hybrid structure airfoil: A hybrid airfoil for a gas turbine engine is provided that includes a body and a panel. The body has a first side and a second side orientated opposite the first side. The first and second sides extend between a tip, a base, a leading edge and a trailing edge.... Agent: United Technologies Corporation
20140050590 - Intentionally frequency mistuned turbine blades: A new, more economical design for intentionally frequency mistuned turbine blades for more efficient turbine engines is disclosed. A rotating disk of a turbine engine includes first turbine blades that alternate between second turbine blades. The second turbine blades are thicker than the first turbine blades, within manufacturing tolerances, in... Agent: Mapna Group
20140050591 - Wind turbine: A wind turbine includes a hollow stator shaft a rotor and a rotor hub. At least one support platform device is provided that facilitates access to the inner of the rotor hub. The at least one platform device includes a first platform which is detachably mounted to a stationary mounting... Agent:02/13/2014 > 17 patent applications in 16 patent subcategories.
20140044541 - Installation and method for exploiting wind energy: The invention relates to the field of methods and floating platforms for exploiting wind energy offshore. In particular, the invention provides a floating platform (1) anchored to at least one anchor point (7, 7′), including a wind turbine (2), and a shift device for shifting the wind turbine (2), which... Agent: Ideol
20140044542 - Maximally efficient vertical axis wind turbine: A maximally efficient vertical axis wind turbine (MEVAWT) includes a rotatable circular frame having upper and lower concentric flat rings or disks which support a plurality of, typically three, four, five or six, pivotable cascades, each including a plurality of fixed, configurable airfoils. The airfoils preferably include a single, pivotable... Agent:
20140044555 - Trailing edge cooling configuration for a gas turbine engine airfoil: An airfoil for a gas turbine engine includes pressure and suction surfaces provided by pressure and suction walls that extend in a radial direction and are joined at a leading edge and a trailing edge. A cooling passage is arranged between the pressure and suction walls and extends to the... Agent:
20140044556 - Last stage blade including a plurality of leading edge indentations: Aspects of the invention provide for a last stage blade of a steam turbine. In one embodiment, the last stage blade of a steam turbine includes: a blade leading edge for receiving a through flow, the blade leading edge including a plurality of indentations at a top portion of the... Agent: General Electric Company
20140044557 - Turbine blade and method for cooling the turbine blade: A turbine blade includes an outer surface, and a rim surrounds at least a portion of the outer surface. A trench in the rim extends around at least a portion of the outer surface.... Agent: General Electric Company
20140044543 - Hydraulic turbine and hydroelectric power plant: The present disclosure relates to a turbine for hydraulic power generation comprising two bladed wheels (11, 12, 31, 32) successively arranged in a turbine tube section (10, 21) as a fore wheel (11, 31) and an after wheel (12, 32) with respect to the water flow direction (23) along a... Agent:
20140044544 - Wind turbine yaw or pitch bearing utilizing a threaded bearing surface: A yaw or pitch bearing for a wind turbine includes a slewing ring bearing assembly having an outer race and an inner race, both having an inner surface and an outer surface. The inner surface of the outer race and the outer surface of the inner race have a plurality... Agent: General Electric Company
20140044545 - Slurry pump impeller: A slurry pump impeller which includes a front shroud and a back shroud each having an inner main face with an outer peripheral edge and a central axis, a plurality of pumping vanes extending between the inner main faces of the shrouds, the pumping vanes being disposed in spaced apart... Agent: Weir Minerals Australia, Ltd.
20140044546 - Bladed rotor for a turbomachine: A bladed rotor for a turbomachine, in particular a gas turbine, having a plurality of blades distributed around the circumference thereof; the blade distribution being made up of a natural-number sector count of first angular sectors and second angular sectors; a first blade count of first blades being arranged in... Agent: Mtu Aero Engines Ag
20140044547 - Rotatable blade apparatus with individually adjustable blades: The lengths and/or chords and/or pitches of wind turbine or propeller blades are individually established, so that a first blade can have a length/chord/pitch that is different at a given time to the length/chord/pitch of a second blade to optimize performance and/or to equalize stresses on the system.... Agent: Energyield LLC
20140044548 - Ceiling fan blade: A ceiling fan blade includes a blade having at least one locking plate embedded in the interior. The locking plate is provided thereon with at least one locking base protruding out of the reverse side of the blade. A blade holder to be locked with the blade is bored with... Agent: Air Cool Industrial Co., Ltd.
20140044549 - Ductile compensation layer for brittle components: Disclosed is a blade element of a turbomachine, in particular of a gas turbine, which comprises a fastening element (10) with which the blade element is arranged in a receptacle (11) of the turbomachine. In the region of the fastening element, the blade element has a core region (18) and... Agent: Mtu Aero Engines Ag
20140044550 - Restraint mechanism for rotor blades of a turbo engine, an assembly method and a turbo engine: A restraint mechanism for rotor blades of a turbo engine on a rotor disk having blade root receptacles for radial guidance of the rotor blades is disclosed. The restraint mechanism has a plurality of axial securing elements, each having at least one web for positioning in a blade root receptacle,... Agent: Mtu Aero Engines Ag
20140044551 - Blade cascade with side wall contours and continuous-flow machine: A blade cascade for a continuous-flow machine having a non-axisymmetrical side wall contour, whereby the side wall contour has at least one pressure-side elevation and one suction-side depression, whose highest section and lowest section are located over an area 30% to 60% of an extension of the blades in the... Agent: Mtu Aero Engines Ag
20140044552 - Blade for a rotary machine: A blade for use in rotary machines such as a wind turbine blade has a plurality of dimples distributed over an area of a low pressure or suction surface of the blade which preferably extends from immediately adjacent to a leading edge of the blade at least partially towards a... Agent: New World Energy Enterprises Ltd
20140044553 - Blade for a continuous-flow machine and a continuous-flow machine: A blade for a continuous-flow machine is disclosed, especially an aircraft engine, whereby, starting from the middle section, the cross section of the blade tip is reduced with respect to the middle section, at least over a front partial section in the direction of the leading edge and over at... Agent:
20140044554 - Foundation for a wind turbine and method of making same: A method for assembling a modular foundation of a wind turbine having a base and a plurality of foundation sections includes positioning the base of the foundation on a support surface, arranging a plurality of tensioning elements so as to extend from the base to a second location spaced from... Agent: Vestas Wind Systems A/s02/06/2014 > 16 patent applications in 9 patent subcategories.
20140037448 - Control system and method for mitigating rotor imbalance on a wind turbine: A wind turbine includes multiple blades, multiple Micro Inertial Measurement Units (MIMUs) for sensing parameter signals of the blades, and a control system. The control system includes a blade bending moment calculation unit, a blade bending moment error signal calculation unit, and a pitch angle compensation command calculation unit. The... Agent:
20140037449 - Power plant for obtaining energy from a flow of a body of water, and method for the operation thereof: A power plant for obtaining energy from a flow of a body of water with a varying main incident flow direction, comprising a rotating unit with an axial turbine assigned an axis of rotation and comprises at least one rotor blade, the rotor blade is fastened in a rotationally conjoint... Agent:
20140037446 - Rotor ice protection systems and methods: A method for managing icing conditions on a rotary aircraft via one or more ice protection controllers. The method includes steps for receiving an icing condition signal from an icing rate sensor at an ice protection controller, determining, in response to the icing condition signal, a de-icing signal based at... Agent: Rosemount Aerospace Inc.
20140037447 - Wind turbine yaw control: A method for operating a wind farm is provided. The method includes determining a wind condition, determining a wake-effect between at least two wind turbines forming at least a sub-set of the wind farm, each of the at least two wind turbines having a yaw system, and determining a desired... Agent:
20140037457 - Adjustable paddle: A joint is provided for a double bladed paddle which allows for the angle between the blades to be adjusted relative to one another. The joint is formed from joining a female body recessed into a first shaft with a male body extending from a second shaft. The female body... Agent: Dynaplas Ltd.
20140037459 - Airfoil design having localized suction side curvatures: An airfoil for a gas turbine engine comprises a radially extending body having a transverse cross-section. The transverse cross-section comprises a leading edge, a trailing edge, a pressure side and a suction side. The pressure side extends between the leading edge and the trailing edge with a predominantly concave curvature.... Agent: United Technologies Corporation
20140037460 - Cooled blade for a gas turbine: The invention relates to a cooled blade for a gas turbine that includes a radially extending aerofoil with a leading edge, a trailing edge, a suction side and a pressure side, and wherein a lip overhang is provided on the suction side of the trailing edge The blade also includes... Agent: Alstom Technology Ltd.
20140037458 - Cooling structures for turbine rotor blade tips: A rotor blade for a turbine of a combustion turbine engine having an airfoil that includes a pressure and a suction sidewall defining an outer periphery and a tip portion defining an outer radial end. The tip portion includes a rail that defines a tip cavity. The airfoil includes an... Agent: General Electric Company
20140037461 - Cooling system in a turbine airfoil assembly including zigzag cooling passages interconnected with radial passageways: An airfoil in a gas turbine engine includes an outer wall, a cooling fluid cavity, a plurality of cooling fluid passages, and a plurality of radial passageways. The outer wall has leading and trailing edges, pressure and suction sides, and radially inner and outer ends. The cooling fluid cavity is... Agent:
20140037450 - Hydraulic device of reversible type for the conversion of energy: The present invention relates to a hydraulic device of reversible type adapted to be used both as a water turbine and a hydraulic pump. Said device has characteristics of simplicity of construction and use. In the case of use as a water turbine it does not require distributors of a... Agent:
20140037451 - Bearing device and hydraulic machine: A bearing device of embodiment is usable for a hydraulic machine having a rotary shaft of a vertical shaft, with a water tank storing lubrication water, and a bearing pad supporting a skirt member on the rotary shaft in the lubrication water. The bearing device has a first supporting mechanism... Agent: Kabushiki Kaisha Toshiba
20140037453 - Blade cascade with side wall contours and continuous-flow machine: A blade cascade for a continuous-flow machine having a non-axisymmetrical side wall contour, whereby the side wall contour has at least one suction-side depression that, in the circumferential direction, is at a distance from a suction-side wall, and having a section located upstream from the leading edges and a section... Agent:
20140037452 - Fixture for connecting rotors of rotary machine and method of connecting rotors: A fixture for connecting rotors of a rotary machine includes: an axial member provided with a column-like fitting portion which is disposed inside of a first bolt hole and fits the first bolt hole; and a sleeve provided with a cylindrical fitting portion which is disposed inside of a second... Agent: Mitsubishi Heavy Industries, Ltd.
20140037454 - Blade body, wind turbine and wind power: A blade comprises a first blade surface, a second blade surface forming the reverse surface of the first blade surface, a primary wind receptor protruding from the front end of the first blade surface in a direction away from the second blade surface and with the back surface formed in... Agent: Global Technology Institute. Co., Ltd.
20140037455 - Wind turbine blade comprising metal fibres and a transition region: A wind turbine blade 2 for a rotor has a longitudinal direction extending from a root region 26 to a blade region. The wind turbine blade 2 is formed of a fibre-reinforced polymer material comprising a polymer matrix and a first and a second reinforcement fibre material being embedded in... Agent: Lm Wp Patent Holdings A/s
20140037456 - Wind turbine bedplate support frame: A bedplate assembly of a wind turbine is provided. The bedplate assembly includes a rotor shaft with a first end coupled to a rotatable hub of the wind turbine via a rotor flange and a second end coupled to a gearbox. The bedplate assembly also includes a bedplate support frame... Agent: General Electric CompanyPrevious industry: Rotary kinetic fluid motors or pumps
Next industry: Pumps
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