|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. 10/02/2014 > 16 patent applications in 15 patent subcategories.
20140294583 - Control system and method for fans: A control system and method for controlling the speeds of heat-dissipating fans is applied to a plurality of voltage regulator downs (VRD), a plurality of chip devices, and a detecting chip. The VRD provides voltages for a plurality of chip devices, and outputs information as to electrical consumption of the... Agent: Hon Hai Precision Industry Co., Ltd.
20140294584 - Method of operating a wind turbine: Method of operating a wind turbine having a tower, a rotor with a plurality of blades arranged on the tower, one or more pitch systems for pitching the blades, a system for determining an instantaneous representative wind speed, and a system for determining a distance between a blade and the... Agent: Alstom Renovables Espana, S.l.
20140294597 - Cooling for the retaining dovetail of a turbomachine blade: A turbomachine assembly in which a foil is configured to cover mainly one of bulbs of a disc and to be held, radially with respect to the disc, by the bulb of the disc and a pocket for a blade that can collaborate therewith, when these two are effectively collaborating,... Agent: Snecma
20140294598 - Turbine blade: The cooling effectiveness of a turbine blade that a gas turbine engine or the like is provided with is further increased by providing a convex portion that is arranged in the inner portion of a cooling air hole and that is provided projecting out from the inner wall surface of... Agent:
20140294585 - Turbo engine with propeller(s) for an aircraft with a system for changing the pitch of the propeller: A turbo engine includes a system for changing a pitch of blades of a propeller, the system including an annular fluid cylinder with a linear drive and a link mechanism linking the cylinder to the blades of the propeller to change an orientation of the propeller. The annular cylinder of... Agent: Snecma
20140294586 - Turbine main bearing lubrication: A greased-based lubrication system for a main bearing arrangement of a wind turbine can be replaced with an oil-based lubrication system by: disconnecting an upwind bearing cover 12 and/or a downwind bearing cover 12 from the bearing housing 10; cleaning grease from the bearing arrangement; connecting an upwind oil drain... Agent:
20140294587 - Turbine engine blade: The invention relates to a turbine engine blade (1) comprising an airfoil (2) connected by a platform (3) to a middle radial wall (4) extending axially and prolonged radially inwards by a blade root (5) for mounting in a slot (6) of a disk (7), the platform (3) and said... Agent: Snecma
20140294588 - Vertical axis wind turbine using helical blades with serrated edges: A vertical-axis wind turbine system includes a novel wind turbine having helical shaped blades with serrated edges that exhibit unique airfoil characteristics. Such innovative designs of blades improve the efficiency of the turbine. Airfoil characteristics of such blades make it effective at lower wind speeds than conventional wind turbines. The... Agent:
20140294589 - Asymmetrically slotted rotor for a gas turbine engine: A spool for a gas turbine engine includes at least one rotor disk defined along an axis of rotation and at least one rotor ring defined along the axis of rotation, with the rotor ring being in contact with the rotor disk. The rotor disk and rotor ring are contoured... Agent:
20140294590 - Compact blade for runner of francis turbine and method for configuring runner: A blade for a runner of a Francis turbine having a throat diameter (Dth), the blade including: a maximum thickness of no less than 0.03 Dth and a leading edge having a maximum lean angle of no less than 45 degrees, wherein the lean angle is defined by a vertical... Agent:
20140294591 - Wind turbine blade shear web connection assembly: A wind turbine blade has upper and lower shell members with a respective spar cap configured on an internal face of the shell members. A shear web extends between the spar caps along a longitudinal length of the blade. A connection assembly is configured between the transverse ends of the... Agent: General Electric Company
20140294592 - Acoustic shield for noise reduction in wind turbines: A wind blade is provided that includes a primary blade body defining a leading edge and a trailing edge and further defining a pressure side and a suction side joining along the trailing edge. The wind blade also includes a secondary blade having an aerodynamic contour defining a first surface... Agent: General Electric Company
20140294593 - Wind turbine blades with cap-assisted bond configuration and associated bonding method: A wind turbine blade (16) includes an upper shell member (20) and a lower shell member (22) with an internal cavity (25) therebetween. The shell members are joined with a bond paste (34) at respective bond lines (36, 37) along leading and trailing edges (24, 26) of the blade. A... Agent: General Electric Company
20140294594 - Hybrid turbine blade including multiple insert sections: A hybrid turbine blade and method of fabrication, comprising a shank portion and an airfoil portion. The airfoil portion comprising a composite outer structure having a recess formed therein and an alternating stack of at least one composite section and at least two insert sections disposed in the recess. The... Agent: General Electric Company
20140294595 - Rotor blade assembly for wind turbine having load reduction features: Rotor blade assemblies for wind turbines are provided. In one embodiment, a rotor blade assembly includes a rotor blade having exterior surfaces defining a pressure side, a suction side, a leading edge, and a trailing edge each extending between a tip and a root. The rotor blade further defines a... Agent: General Electric Company
20140294596 - Wind turbine defense: Embodiments of the invention provide a number of passive and active defense designs and methods that enable a wind turbine to escape high wind events. The disclosure includes descriptions of multiple designs and methods for lowering the elevated portion of a wind turbine. Other embodiments of the invention concern ways... Agent:09/25/2014 > 21 patent applications in 16 patent subcategories.
20140286771 - Cooling passages for turbine buckets of a gas turbine engine: The present application and the resultant patent provide a turbine bucket for a gas turbine engine. The turbine bucket may include a platform, an airfoil extending radially from the platform, and a number of cooling passages defined within the airfoil and near an outer surface of the airfoil. Each of... Agent: General Electric Company
20140286772 - Rotor hub vibration attenuator: A vibration attenuator for an aircraft has at least one weight mounted in a rotating system of a rotor hub of the aircraft, each weight being rotatable about an axis of rotation of the hub relative to the hub and to each other weight. Drive means are provided for rotating... Agent: Textron Innovations Inc.
20140286789 - Airflow generation device and wind power generation system: An airflow generation device of an embodiment has a main body and a voltage application unit. The main body has a base formed of an insulating material and provided with a first electrode and a second electrode. The voltage application unit generates an airflow by applying voltage between the first... Agent: Kabushiki Kaisha Toshiba
20140286773 - Gas turbine engine: The gas turbine engine (S1) includes: turbine blades (7b); and a cooling air supply unit (11) to supply cooling air to the turbine blades (7b). A flow path surface (31) is formed so as to be positioned in an upstream side of the turbine blades (7b) and so as to... Agent:
20140286791 - Component cooling channel: A cooling channel (36, 36B) cools an exterior surface (40 or 42) or two opposed exterior surfaces (40 and 42). The channel has a near-wall inner surface (48, 50) with a width (W1). Interior side surfaces (52, 54) may converge to a reduced channel width (W2). The near-wall inner surface... Agent:
20140286790 - Dust mitigation for turbine blade tip turns: A dust mitigation system for airfoils includes a plurality of contoured tip turns which curve about at least two axes. This inhibits recirculation areas common within airfoils and further inhibits dust build up within the cooling flow path of the airfoil.... Agent:
20140286774 - Flexbeam to rotor blade interface: A spar for a rotor blade assembly is provided including a generally hollow tubular body. A spacer protrudes from at least one surface of the body along a length of the body. A hole extends through the body and the spacer. The hole is configured to align with a through... Agent: Sikorsky Aircraft Corporation
20140286776 - Blade pitch system for a wind turbine generator and method of operating the same: A wind turbine blade pitch control system includes a blade pitch drive mechanism coupled to a wind turbine blade and an electric power source coupled to the blade pitch drive mechanism. The system also includes switch devices coupled to portions of the electric power source, and the switch devices are... Agent: General Electric Company
20140286775 - Pitch drive system: Pitch drive system for a wind turbine comprising a motor, a drive pinion operationally connected with the motor and a gear arranged to mesh with the drive pinion, wherein a first plate is provided on one side of the drive pinion, the first plate comprising one or more channels adapted... Agent: Alstom Renovables EspaÑ A, S.l.
20140286777 - Blank casting for producing a turbine engine rotor blade and process for manufacturing the rotor blade from this blank: The invention relates to a blank casting for producing a turbine engine rotor blade, with a vane connected by a platform (4′) to a root (2′), said root having an axial machining allowance intended to be removed by machining from each of its axial extremities, characterised in that at least... Agent: Snecma
20140286779 - Air fence for fan blade: A fan comprises a rotatable hub, a plurality of fan blades coupled with the hub, and a plurality of air fences coupled with the fan blades. Each fan blade has a free end and an opposite end secured to the hub. The air fences are positioned at selected locations along... Agent:
20140286778 - Unit for rotating cable spacing plates in a wind turbine tower: A wind turbine having a wind turbine tower with a nacelle provided on the top to which a rotor hub with one or more wind turbine blades is rotatable mounted. A cable twisting system is arranged inside the wind turbine tower and suspended from the bottom of the nacelle. The... Agent: Envision Energy (denmark) Aps
20140286780 - Aerogenerator blade tip segment and method of assembly: Provided is a method of assembling an aerogenerator blade tip segment. The method includes: removing an outboard tip end part of an aerogenerator blade; removing at least a portion of a leading edge panel and at least a portion of a trailing edge panel from a remaining outboard end of... Agent: Tecsis Tecnologia E Sistemas Avancados S.a.
20140286781 - Integral fan blade wear pad and platform seal: A fan section for a gas turbine engine includes a fan hub having a slot. A platform is supported by the fan hub. A fan blade has a root that is received in the slot. A wear pad is provided between the fan hub and the root and includes a... Agent: United Technologies Corporation
20140286782 - Turbine blade staking pin: A staking pin for a gas turbine engine is disclosed. The staking pin may include a solid portion extending part of a length of the staking pin, and a hollow portion extending an additional part of the length of the staking pin. The staking pin may be constructed of Alloy... Agent: Solar Turbines Incorporated
20140286783 - Method of fabricating a part made out of ta6zr4de titanium alloy: A method of fabricating a part made out of TA6Zr4DE titanium alloy including forging a blank in the alpha/beta domain to form a preform, hot die-stamping the preform to form a rough part in the beta domain of the titanium alloy, and heat treatment. During the die-stamping, the rough part... Agent: Snecma
20140286784 - Wind turbine blade: A wind turbine blade is described having noise reduction features. The blade has a plurality of projecting serrations provided at the blade trailing edge to reduce the scattering noise produced during operation of the blade, wherein the serrations have a plurality of through-going apertures defined in the serration body. The... Agent: Lm Wp Patent Holding A/s
20140286785 - Method of producing a hollow airfoil: A method of producing an airfoil is provided. The method includes forming a steel airfoil preform with a pocket on at least one of the pressure and suction surfaces, forming a cover plate for the pocket and welding the cover plate over the pocket.... Agent: General Electric Company
20140286786 - Axial or diagonal fan with trip edge on the rotor blade: An axial- or diagonal-fan has a fan wheel (34) having profiled rotor blades (32). Each blade has a suction or intake side (46), a portion located forward, with respect to the rotation direction (36), and having a leading edge (44), and a portion located rearward, with respect to the rotation... Agent: Ebm-papst St. Georgen Gmbh & Co. Kg
20140286787 - Blade for a wind turbine having a guide vane: One or more blades for a wind turbine have at least one guide vane (20) having a vane leading edge (22) and vane trailing edge (23), arranged in such that the guide vane (20) is substantially placed over a blade surface (8) of a suction side (16) of the blade... Agent: Se Blades Technology B.v.
20140286788 - Wind power generator: Disclosed is a wind power generator. The wind power generator according to the present invention includes: a crane part provided on a main frame, which is disposed within a nacelle to support a weight including a gear box or a generator, to transfer the weight inside or outside the nacelle... Agent: Daewoo Shipbuilding & Marine Engineering Co., Ltd.09/18/2014 > 52 patent applications in 25 patent subcategories.
20140271184 - Actuation of distributed load management devices on aerodynamic blades: Systems, apparatuses, and methods are provided for actuating less than all of a plurality of load management devices on a wind turbine and/or a wind turbine blade. In some embodiments, the actuation sequences may be a root-to-tip, tip-to root, maximum-distributed-load, random, and/or a cycle-count actuation sequence. Further, a combination of... Agent: Frontier Wind, LLC
20140271186 - Blade balancing: A system and method for pressure based load measurement are provided. The system and method measure at least one pressure differential on an airfoil and determine at least one aerodynamic load associated with the at least one pressure differential. The determined at least one load is used to modify characteristics... Agent: Frontier Wind, LLC
20140271179 - Blade safety mechanism for open rotor engine system: A method and apparatus for safely handling an undesired blade event in an open rotor engine system. In one illustrative embodiment, an occurrence of an undesired blade event in an open rotor engine system is detected. Electrical energy is allowed to flow into a conductor embedded in the blade in... Agent: The Boeing Company
20140271185 - Determining loads using various sensor locations: A system and method for pressure based load measurement are provided. The system and method measure at least one pressure differential on an airfoil and determine at least one aerodynamic load associated with the at least one pressure differential. The determined at least one load is used to modify characteristics... Agent: Frontier Wind, LLC
20140271187 - Distributed control system: A system and method for pressure based load measurement are provided. The system and method measure at least one pressure differential on an airfoil and determine at least one aerodynamic load associated with the at least one pressure differential. The determined at least one load is used to modify characteristics... Agent: Frontier Wind, LLC
20140271178 - Fan blades for gas turbine engines with reduced stress concentration at leading edge: A light weight fan blade for a gas turbine engine is disclosed. The disclosed fan blade has an increased chord length at a transition section between the inner edge or single tooth attachment portion of the fan blade that connects to the rotor disk and the airfoil. Increasing the chord... Agent: United Technologies Corporation
20140271180 - Gimbaled tail rotor hub with spherical elastomeric centrifugal force bearing for blade retention and pitch change articulation: A rotor hub comprises a gimbal assembly and an elastomeric centrifugal force bearing. The gimbal assembly is configured to transfer rotational movement of a mast to the rotor hub and to enable the rotor hub to flap relative to the mast. The elastomeric centrifugal force bearing is configured to withstand... Agent: Bell Helicopter Textron Inc.
20140271189 - Marine drive system and method: An improved marine drive system for a marine vessel includes a longitudinally extending drive shaft assembly, a hydraulic cylinder and piston assembly pivotally attached between the drive shaft assembly and the vessel. The cylinder has a first fluid filled cylinder chamber that retains a coiled spring that urges a translatable... Agent:
20140271188 - Measurement of rotor blade flapping: According to one embodiment, a flapping measurement system may include a position sensor and a controller. The position sensor may be disposed on the flapping plane of a rotor blade and operable to provide position measurements identifying locations of the position sensor during operation of the rotor blade. The controller... Agent: Bell Helicopter Textron Inc.
20140271182 - Soft in-plane and stiff out-of-plane rotor system: A rotor assembly includes a yoke operably associated with a rotor blade. The yoke includes a first device and a second device that attach the rotor blade to the yoke. The first device is configured to allow transverse movement of the rotor blade about a chord axis and rotational movement... Agent: Bell Helicopter Textron Inc.
20140271181 - System and method for reducing loads acting on a wind turbine in response to transient wind conditions: A method for reducing loads acting on a wind turbine in response to transient wind conditions is disclosed. The method may generally include determining an actual value for a blade parameter of a rotor blade of the wind turbine using a first sensor associated with the rotor blade, monitoring a... Agent: General Electric Company
20140271183 - Wind turbine with variable pitch blades: A wind turbine including a blade pitch control ring mounted coaxially with and rotatable with the wind turbine, and an angle control arm connected between the blade pitch control ring and each of the turbine blades for simultaneously changing the pitch of all of the turbine blades.... Agent:
20140271190 - Wind turbine blade having a conductive root bushing: A wind turbine blade is described having a lightning protection system wherein a lightning down conductor is conductively coupled to at least one blade root bushing provided at the root end of the blade. The use of the blade root bushing as part of the conductive path of the lightning... Agent: Lm Wp Patent Holding A/s
20140271192 - Actuation mechanisms for load management devices on aerodynamic blades: Systems, apparatuses, and methods are provided for actuating one or more load management devices on a wind turbine and/or a wind turbine blade. Each actuator may exhibit one or more beneficial qualities including appropriate actuation speed/force characteristics, size and/or weight characteristics, and/or increased reliability and consistent operation in a variety... Agent:
20140271191 - Mounting arrangement for load compensating device: A mounting arrangement for a load compensating device is provided. The mounting arrangement includes a cover sheet connected to a housing via a plurality of protrusions. The cover sheet may form a portion of a surface of an airfoil rotor blade. The housing may include a plurality of clamps extending... Agent: Frontier Wind, LLC
20140271193 - Load distribution estimation: A system and method for pressure based load measurement are provided. The system and method measure at least one pressure differential on an airfoil and determine at least one aerodynamic load associated with the at least one pressure differential. The determined at least one load is used to modify characteristics... Agent: Frontier Wind, LLC
20140271224 - Paddle: A paddle device. First and second paddle assemblies each have a paddle blade extending from a paddle end of a paddle arm so that the paddle structures each have a paddle blade end and a paddle arm end. A hand crankable crank shaft arrangement have a center and first and... Agent:
20140271194 - Vehicle propulsion: A vehicle propulsion system having a mount; a rotation shaft oriented substantially normal to a plane of travel of a vehicle; a fixture coupled to the rotation shaft, the fixture being rotatable about a rotation shaft axis of the rotation shaft; and an oar assembly coupled to the fixture; wherein... Agent:
20140271195 - Boat rowign device: A boat rowing device is disclosed. The device comprises a driving gear secured to a plate. A driven gear is secured with the plate such that to receive rotational movement from the driving gear. A handle is secured with the driving gear to rotate the driving gear. An oar is... Agent:
20140271196 - Apparatus for propelling fluid, especially for propulsion of a floating vehicle: A propeller has a number of blade surfaces or winglets extending helically around its rotational axis in the most streamlined manner. The winglets gradually project at an increasing distance outward with an arcuate shape, each defining a rearwardly concave channel that increases in volume and degree of encirclement rearward on... Agent:
20140271225 - Interior cooling circuits in turbine blades: A rotor blade comprising an airfoil portion and a root portion, and an internal cooling circuit having flow passages in the root portion and the airfoil portion, wherein the internal cooling circuit includes: a first flow passage; and a non-integral plug. The plug may include a plug channel configured to... Agent: General Electric Company
20140271227 - Manufacture of hollow aerofoil: A method of manufacturing a hollow aerofoil component for a gas turbine engine includes using a capping panel to cover a pocket in a pocketed aerofoil body. During manufacture, the outer surface of the capping panel is located relative to the pocketed aerofoil body. This ensures that the outer surface... Agent: Rolls-royce PLC
20140271228 - Turbine blade: A turbine blade has hollowness, and is provided with a back-side wall of which a portion of the inner wall surface is exposed at the rear edge portion, with cooling air flown along the inner wall surface at the exposed region; and a recess provided in the inner wall surface... Agent: The Society Of Japanese Aerospace Companies
20140271229 - Turbine blade: The present invention is a turbine blade (1) having a hollow blade body (2). This turbine blade (1) is provided with: cooling air holes (5) that penetrate the blade body (2) from an internal wall surface (2e) to an external wall surface (2f) thereof, and are provided with a straight... Agent: Ihi Corporation
20140271226 - Turbine blade tip with tip shelf diffuser holes: A turbine blade having a tip including a tip shelf through which pass one or more diffuser cooling holes, the diffuser cooling holes directing the flow of cooling gas along the tip shelf, spreading the flow of cooling gas more evenly along the tip shelf and enhancing the formation of... Agent: General Electric Company
20140271197 - Frequency adapter and return means suitable for being arranged in such a frequency adapter: A frequency adapter for a rotorcraft rotor is provided. The frequency adapter has at least first and second cylinders having respective elongate first and second side walls, respectively. The second cylinder is surrounded at least in part by the first cylinder. Resilient return rings are in contact with the first... Agent: Airbus Helicopters
20140271198 - Wind turbine blades with layered, multi-component spars, and associated systems and methods: Wind turbine blades with layered, multi-component spars, and associated systems and methods are disclosed. A wind turbine blade system in accordance with a particular embodiment includes a first blade segment having a first spar element that includes first planks having a first thickness and a first plank composition, and a... Agent: Vestas Wind Systems A/s
20140271200 - Flexing clevis arrangement bolted joint attachment for flexible rotor hub with high offset and high flapping: A flexible joint assembly for providing flexure to a rotor blade comprising an upper hub plate and a lower hub plate configured to secure a rotor blade yoke via a bolted joint located radially outward of a mast; and an upper flexure assembly connected to the upper hub plate and... Agent: Bell Helicopter Textron Inc.
20140271199 - High flapping yoke hub assembly using a cylindrical elastomeric attachment to avoid holes: An apparatus comprising a rotor yoke comprising two longitudinal side portions interconnected by two outboard portions, wherein a center portion of each longitudinal side portion comprises a build-up of material that is configured to accommodate a yoke hub clamp. Included is an apparatus comprising a rotor yoke comprising two longitudinal... Agent: Bell Helicopter Textron Inc.
20140271201 - Jam-tolerant linear control motor for hydraulic actuator valve: According to one embodiment, a linear control motor includes a first permanent magnet, a coil, a first magnetic material, a shaft, and a first non-magnetic material. The first non-magnetic material is disposed between at least one of the movable components and at least one of the static components and operable... Agent: Bell Helicopter Textron Inc.
20140271202 - Assembly for pitch control system: In accordance with example embodiments, an assembly may include a first interfacing member, a second interfacing member, a first bearing between the first interfacing member and the second interfacing member, and a set of rollers between the second interfacing member and a shaft of the first interfacing member. In example... Agent:
20140271203 - Swashplateless active blade pitch control with a mechanical delta-3 restraint having an instantaneous blade pitch-flap coupling response: An apparatus comprising a hub configured to couple to a mast, a grip configured to couple to the hub and a rotor blade, a pitch actuator coupled to the grip and configured to change a pitch of the rotor blade relative to the mast, and a delta-3 restraint coupled to... Agent: Bell Helicopter Textron Inc.
20140271204 - Tiltrotor control system with two rise/fall actuators: A rotor system for rotor aircraft comprises a rotor hub comprising a plurality of rotor blades, a rotatable rotor mast coupled to the rotor hub, a swashplate assembly comprising a non-rotating ring engaged with a rotatable ring, a plurality of pitch links mechanically coupling the rotatable ring to the plurality... Agent: Bell Helicopter Textron Inc.
20140271207 - Fan blade: A rotor blade assembly for a gas turbine engine includes two aerofoil members joined together at their roots by a blade assembly attachment web. The rotor blade assembly is made from a composite material, for example an organic fibre composite material. The blade assembly attachment web is used to attach... Agent: Rolls-royce PLC
20140271205 - Turbine blade pin seal: A gas turbine engine turbine disk assembly includes a turbine disk, turbine blades, and pin seals. Each turbine blade includes a platform with a pressure side seal slot extending into a pressure side of the platform and a suction side seal slot extending into a suction side of the platform.... Agent: Solar Turbines Incorporated
20140271206 - Turbine blade with a pin seal slot: A gas turbine engine turbine disk assembly includes a turbine disk, turbine blades, and pin seals. Each turbine blade includes a platform with a pressure side seal slot extending into a pressure side of the platform and a suction side seal slot extending into a suction side of the platform.... Agent: Solar Turbines Incorporated
20140271208 - Systems and method for a composite blade with fillet transition: A system includes a turbomachine blade segment including an airfoil with an exterior surface, and a platform coupled to the airfoil having a first side and a second side. The system also includes a concave fillet transition extending between the airfoil and the platform. The concave fillet transition includes one... Agent: General Electric Company
20140271210 - Connection system for connecting component sections of wind turbine blades: The present invention relates to a connection system for connecting component sections of wind turbine blades, according to which one or more intermediate parts (2) formed complex structure defining end transverse partitions (2.1) and a central transverse partition (2.2), between which there extend columns (2.3) separated by openings (2.4), is... Agent: Investigaciones Y Desarrollos Eolicos, S.l.
20140271211 - Dropped ceiling fan: Disclosed is a dropped ceiling fan that includes an elongated body with a fan inside the elongated body that move air downward in the elongated body with a plate positioned below the fan with a hole in the airflow of the fan, a peripheral intake that surrounds the plate and... Agent:
20140271209 - Fiber orientation to allow for automated ply placement with composite rotor yokes: An apparatus comprising a soft in plane rotor yoke comprising two longitudinal side portions connected together via two outboard portions, wherein the outboard portions comprise a plurality of first layers formed of a first composite fabric material having a plurality of first fibers oriented in a first direction, and a... Agent: Bell Helicopter Textron Inc.
20140271213 - Airfoil modifiers for wind turbine rotor blades: In one aspect, a rotor blade for a wind turbine is disclosed. The rotor blade may include a body extending between a blade root and a blade tip. The body may define a pressure side and a suction side extending between a leading edge and a trailing edge. In addition,... Agent: General Electric Company
20140271212 - Failsafe system for load compensating device: An apparatus and system for automatically deploying an air deflector of a load compensating device when there is a loss of communication or power is provided. In some examples, the apparatus and system may include a spring configured to rotate a gear, thereby deploying the air deflector. In some arrangements,... Agent: Frontier Wind, LLC
20140271214 - Amorphous metal rotor blade abrasion strip: A rotor blade abrasion strip and method to manufacturing the same. The abrasion strip being composed of a molded amorphous metal contoured to match a leading edge outer surface of the rotor blade. The abrasion strip being configured to removably attach to a leading edge of the rotor blade and... Agent: Bell Helicopter Textron Inc.
20140271216 - Horizontal axis wind or water turbine with forked or multi-blade upper segments: Efficiency of a horizontal axis wind/water turbine (HAWT) is increased by the addition of a secondary blade associated with each main blade. The secondary blade is preferably a blade segment paralleling the main blade only in the outer reach of the main blade. The secondary blade travels rotationally ahead of... Agent:
20140271215 - Systems and methods of constructing composite assemblies: A method of constructing a cured composite assembly includes positioning a composite assembly within a bonding tool, wherein the composite assembly comprises an uncured composite spar and a skin and performing a curing cycle on the composite assembly to simultaneously cure the uncured composite spar and bond the skin to... Agent: Bell Helicopter Textron Inc.
20140271217 - Efficient wind turbine blade design and associated manufacturing methods using rectangular spars and segmented shear web: A wind turbine blade internal structure system is disclosed herein. A representative system includes span wise spar elements, thru thickness web elements, and an aerodynamic shell. In particular embodiments, the spars may be constructed of pre-cured planks and either adhesively bonded together or assembled using layers of laminates between planks.... Agent: Modular Wind Energy, Inc.
20140271218 - Low conductivity thermal barrier coating: A ceramic composition of matter includes a solvent material and a solute material. The solvent material comprises zirconia or hafnia, or a mixture thereof, which is stabilized with a stabilizing oxide. The solute material comprises a metal oxide of the formula, XaOb, where X is a metallic element, O is... Agent: Honeywell International Inc.
20140271220 - Erosion resistant coating: A platinum plus chromium coating applied to the roots and firtrees of turbine blades where the inclusion of chromium creates a single phase outer zone which minimises diffusion paths for sulphur which can preferentially diffuse down phase boundaries and enables a chromium rich outer oxide scale to form on top... Agent: Rolls-royce PLC
20140271219 - Molten metal rotor with hardened top: Embodiments of the invention are directed to a rotor for a molten metal pump and a molten metal pump including the rotor. The rotor has a main body and a top comprised of a material that is at least twice as hard as the main body. The top, among other... Agent:
20140271221 - Usage of a witness mark to distinguish support structure from part: A component includes a support structure made with an additive manufacturing process with a first end and a second end, and an object made with an additive manufacturing process with a first end and a second end, where the first end of the object is attached to the second end... Agent: United Technologies Corporation
20140271222 - Composite rotor system using two race track style cantilevered yokes: A hub system comprises at least one yoke, at least one shear bearing, and at least one mast adapter. The at least one mast adapter is configured to support the at least one yoke and the at least one shear bearing, and the at least one yoke has a flapping... Agent:
20140271223 - Spinner fairing assembly: An apparatus comprising a spinner fairing assembly comprising a spinner configured to be fixed relative to a gimbaled yoke coupled to a mast system, and a spinner base configured to be fixed relative to the mast system. A spinner fairing assembly comprising a spinner aligned along a first axis, and... Agent: Bell Helicopter Textron Inc.09/11/2014 > 50 patent applications in 14 patent subcategories.
20140255187 - Attachment feature of a gas turbine engine blade having a curved profile: An airfoil member is disclosed having an attachment feature such as a fir tree or dovetail design that includes a curved profile formed from a combination of curves. In one embodiment, the curved profile can be a compound curve formed by a forward curve and a rearward curve that are... Agent:
20140255188 - Gas turbine engine airflow member having spherical end: A gas turbine engine airflow member is disclosed having spherical interface shapes at a tip end and a hub end. In one embodiment, the airflow member is a fan blade. The spherical interface shapes can be convex or concave. In one form, the tip end spherical shape is axially shifted... Agent:
20140255189 - Inflatable airfoil system having reduced radar and infrared observability: A method and apparatus for operating an airfoil system. A gas may be generated. The gas may be sent into an inflatable airfoil system comprising an inflatable air foil and a section. The inflatable airfoil may have an inner end and an outer end in which the inflatable airfoil may... Agent: The Boeing Company
20140255185 - Methods and systems for alleviating loads in off-shore wind turbines: the pitch vector resulting from a control law, obtained from historic records of the wind turbine when the load measuring system worked properly, defining the pitch vector as a function of at least the wind speed V, if the former pitch vectors are not available.... Agent:
20140255186 - System and method for re-indexing a pitch bearing of a wind turbine: A method and system for re-indexing a pitch bearing of a wind turbine includes: installing a plurality of first mounts to the fixed outer race of the pitch bearing; positioning the rotor blade to a downwardly-oriented; installing a hydraulic system; pressurizing the hydraulic system so as to support the weight... Agent: General Electric Company
20140255184 - System and method for reducing rotor blade noise: A rotor blade includes an active flap and an airflow disturber configured to selectively alter airflow across the active flap.... Agent: Bell Helicopter Textron Inc.
20140255190 - Wind turbine system constructive arrangement: This patent refers to a system constructed by the wind turbine (1), placing two protectors; the first protector is placed on the opposite side of the wind direction to externally protect the wind turbine (1), called fixed protector (2), to divert the wind in the opposite rotary direction of wind... Agent:
20140255205 - Reduced drag system for windmills, fans, propellers, airfoils and hydrofoils: Airfoil and hydrofoils systems with structures having a surface texture defined by fractal geometries are described. Raised portions or fractal bumps can be included on the surfaces, forming a surface texture. The surface textures can be defined by two-dimensional fractal shapes, partial two-dimensional fractal shapes, non-contiguous fractal shapes, three-dimensional fractal... Agent:
20140255206 - Turbine blade cooling channel formation: Embodiments of the invention relate generally to turbine blades and, more particularly, to the formation of cooling channels on a surface of a turbine blade and turbine blades including such cooling channels. In one embodiment, the invention provides a method of forming a cooling channel along a surface of a... Agent: General Electric Company
20140255208 - Gas turbine blade: The gas turbine blade includes a cooling channel formed therein, and a partition disposed on its tip side for isolating the cooling channel from the outside. The partition is integrally formed with a blade portion in a position on its inner side in the radial direction with respect to the... Agent: Hitachi, Ltd.
20140255207 - Turbine rotor blades having mid-span shrouds: A rotor blade for use in a turbine of a combustion turbine engine is described. The rotor blade may include an airfoil that extends from a connection with a root. The rotor blade may further include a mid-span shroud configured to engage a corresponding mid-span shroud on at least one... Agent: General Electric Company
20140255191 - Low shear modulus transition shim for elastomeric bearing bonding in torsional applications: A bearing assembly comprises a bearing, a shim disposed within the bearing, and a component disposed within the shim. The shim comprises a first material, the component comprises a second material, and the first material has an elastic modulus value that is lower than an elastic modulus value of the... Agent: Bell Helicopter Textron Inc.
20140255192 - Turbine rotor for a thermoelectric power station: Low-pressure turbine rotors for a thermoelectric power station include an interconnection of slender blades. The rotor includes blades bearing caps being roughly in the shape of a chevron.... Agent:
20140255193 - Centrifugal rotor: A centrifugal rotor includes a rotor body, a diluent container, a piercing structure and a capping film. The rotor body has a receiving cavity. The diluent container is located within the receiving cavity and has a seal film. The piercing structure is located within the receiving cavity and in contact... Agent: Protectlife International Biomedical Inc.
20140255195 - Bucket connection for a turbine runner: A bucket connection for a turbine runner (1) where the turbine runner (1) includes a number of buckets (4) encircling a centre disk (2), where at least one bucket (4) is pivotably or hingedly connected to the centre disk (2), and where the position of the bucket (4) relatively the... Agent: Dynavec As
20140255194 - Tip shrouds of turbine rotor blades and methods of manufacture related thereto: A rotor blade for use in a turbine of a turbine engine is described. The rotor blade may include an airfoil that extends from a connection with a root. The airfoil may include a pressure sidewall and a suction sidewall that define an outer periphery and an outboard tip. The... Agent: General Electric Company
20140255196 - Double split blade lock ring: A rotor assembly for a gas turbine engine includes a plurality of blades including a root portion and an airfoil portion. The rotor includes a plurality of slots that receive the root portion of a corresponding blade. The rotor includes an annular groove for a first and second retaining ring.... Agent: United Technologies Corporation
20140255197 - Rotor blades for gas turbine engines: A rotor dual-blade for a gas turbine engine that has a first blade component extending radially between a root and a tip and a second blade component, separate from the first component, extending radially between a root and a tip, wherein the second blade component is downstream, in series, of... Agent: Pratt & Whitney Canada Corp.
20140255198 - Turbine disk fabrication with in situ material property variation: A method of fabricating a functionally graded turbine engine component is disclosed and includes the step of depositing layers of powder onto a base and solidifying/fusing each layer with a first directed energy beam to define a component. The method further includes varying a process parameter between deposited layers to... Agent: United Technologies Corporation
20140255200 - Film cooling of turbine blades or vanes: The present invention relates to a turbine assembly having an aerofoil and/or an end wall each having an outer surface with a structure for directing a flow of a cooling medium at the outer surface. The structure at the outer surface has at least a first groove and a second... Agent: Siemens Aktiengesellschaft
20140255199 - Rotator: A rotator may be configured to be accommodated in a casing of a pump for sucking a fluid into the casing and discharging the fluid outside of the casing. The rotator may comprise an insert portion configured to insert a rotating shaft and one or more communicating openings. The one... Agent: Aisan Kogyo Kabushiki Kaisha
20140255201 - Removable rotor blade tip: A rotor blade has a spanwise axis, a root comprising an anchor having an anchor surface configured to form at least one of a normal angle relative to the spanwise axis and an acute angle relative to the spanwise axis, and a selectively removable tip comprising a connector having a... Agent: Bell Helicopter Textron Inc.
20140255204 - Aerodynamic fairings secondarily attached to nosecone: An aerodynamic fan nosecone for a gas turbine engine is provided and includes a fan nosecone that may be made of composite material. To improve airflow transition to the blade members, aerodynamic fairings are provided and are secured to an exterior surface of the nosecone which enhances fuel economy. The... Agent: Rolls-royce Corporation
20140255203 - Hybrid spinner support: A hybrid support ring comprises a suspender and a belt, the suspender defined by a flange and a leg rearwardly extending having a lug, the suspender also extending circumferentially, the suspender formed of a first material, the belt extending circumferentially and disposed in the lug, the belt being formed of... Agent: General Electric Company
20140255202 - Turbine engine nosecone with deformation region: An assembly for a turbine engine including a nosecone that extends along an axis between a tip end and a second end. The nosecone includes a base region and a deformation region configured integral with the base region. The base region is arranged axially between the deformation region and the... Agent: United Technologies CorporationPrevious industry: Rotary kinetic fluid motors or pumps
Next industry: Pumps
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