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.
01/22/2015 > 9 patent applications in 7 patent subcategories.

20150023792 - Wind turbine rotor blade de-icing process and wind turbine rotor blade de-icing system: P

20150023800 - Gas turbine arrangement alleviating stresses at turbine discs and corresponding gas turbine: A turbine arrangement is provided, particularly a gas turbine arrangement, having at least one rotor blade and a turbine disc, the rotor blade having a root portion, the turbine disc having at least one slot in which the root portion of the rotor blade is secured. The slot has a... Agent: Siemens Aktiengesellschaft

20150023793 - Turbomachine rotor blade: A turbomachine rotor blade presenting an outer part (314) at its distal end (310B), the outer part comprising a platform (320) defining the outside surface of the passage for gas passing through the turbomachine and presenting first (351) and second opposite side edges; and upstream and downstream sealing wipers (331,... Agent: Snecma

20150023795 - Drive assembly including turbine shell fixed to a damper assembly by a rectangular rivet: A drive assembly for a torque converter is provided. The drive assembly includes a turbine shell and a damper assembly fixed to the turbine shell by at least one rectangular rivet. A method of forming a drive assembly for a torque converter is also provided. The method includes fixing a... Agent:

20150023794 - Rotor hub of a wind turbine generator system: A rotor hub of a wind turbine generator system is provided. A rotor hub of a wind turbine generator system comprises at least two connecting points for respectively receiving a rotor blade. The rotor hub is surrounded by a cladding, the cladding having at least two clearances respectively for a... Agent:

20150023796 - Expanding lock pin for turbine side entry blade: An expanding lock pin for side entry turbine blades for turbines, including steam turbines compensates for worn or oversize mating pin grooves formed in rotor steeples and blade roots. The expanding pin expands circumferentially to fill the oversize mating groove. In one embodiment of the expanding lock pin a tapered... Agent:

20150023797 - Aerodynamic variable cross-section airfoil and constant lateral surface area truss: The invention provides a mechanism for an airtight airfoil with variable cross section that can lower its average density below that of the medium in which it is used, providing additional bouyancy and reducing the effective weight of any craft to which it may be affixed. The outside of the... Agent:

20150023798 - Blade member for fluid pump: The object is to obtain reasonably a blade member for a pump having superior fluid transporting performance. A blade member for a fluid pump includes a cylindrical portion formed around a rotational axis, a plurality of base portions protruding radially outwardly of the rotational axis from one end portion of... Agent:

20150023799 - Structural member with pultrusions: Disclosed is an engineered structure which includes pultrusions usable for resisting a bending load.... Agent:

01/15/2015 > 24 patent applications in 18 patent subcategories.

20150016995 - Apparatus for distributing a fragrance using a fan: This application is directed to a fragrance dispenser attachably connected to a fan comprising: a housing having openings defined in the housing; a fragrance reservoir included in the housing for receiving a fragrance medium containing a fragrance; a cover operably associated with the opening for restricting airflow into the fragrance... Agent:

20150016996 - Telescopic rotor blade and telescopic tower, wind turbine, and wind farm: A rotor blade includes a first rotor blade section, a second rotor blade section, a control device, and a reset device. The control device is configured to displace the first rotor blade section and the second rotor blade section relative to each other so as to form a telescopic rotor... Agent:

20150017018 - Turbine component and methods of assembling the same: A turbine component is provided. The turbine component includes an airfoil having a first surface and a second surface. A thermal barrier coating is coupled to the second surface, wherein the thermal barrier coating includes a first portion, a second portion and a trench defined between the first and second... Agent:

20150016998 - Wind turbine rotor: Wind turbine rotor comprising a hub (10), blades and at least one pitch system for rotating a blade along its longitudinal axis, the pitch system comprising a motor, a drive pinion, an annular gear arranged to mesh with the drive pinion and a pitch bearing that comprises an outer bearing... Agent:

20150016997 - Wind turbine rotor having vertical blades: Provided is a wind turbine rotor having vertical blades, which includes: fixing bars that are radially separated from and fixed to the end discs at a given angle and pivotably attach the vertical blades to ends thereof via hinge pins; an eccentric coupling that is pivotably attached to the upper... Agent:

20150017000 - Composite sliding bearing and wind power generating device using the same bearing: A composite sliding bearing is disclosed. The composite sliding bearing has an inner ring, formed of split rings halved by a center in an axial direction, which has V-section inclined surfaces formed on the outer diameter surfaces of the split rings, bearing pads disposed separately on the inclined surfaces of... Agent: Fuji Electric Co., Ltd.

20150016999 - Multi-piece impeller: An impeller includes a shell having a plurality of blades. The shell may also define a cavity. The impeller may further include a backplate that engages at least a portion of the shell. The backplate can include a post which can be coupled to the impeller through a fastener such... Agent:

20150017001 - Rotation body of rotary machine and method of manufacturing the rotation body: According to an aspect of an exemplary embodiment, there is provided a rotation body of a rotary machine, the rotation body comprising: an impeller comprising a blade; and a shroud that is integrally formed with the impeller and has a cladding stack structure in which a plurality of laser cladding... Agent: Samsung Techwin Co., Ltd.

20150017002 - Composite gas turbine engine blade having multiple airfoils: An apparatus includes a composite gas turbine engine multi-airfoil blade that includes first and second circumferentially spaced adjacent composite airfoils coupled together via a common composite attachment. The common attachment does not employ a fastener. The composite multi-airfoil blade may have a unitary construction having a ceramic matrix composition.... Agent:

20150017003 - Gas turbine engine shrouded blade: A gas turbine engine bladed component, such as a turbine blade, is shown as including a shroud located above a blade portion and a stiffener located above the shroud. The stiffener is generally located in a central interior region of the shroud and includes a raised portion that extends above... Agent:

20150017004 - Mounting in hub for blades of a hydro turbine: A hydro turbine assembly includes a hub configured to rotate about a center axis and configured to be mounted in a water passage. The hub includes an upstream end, a downstream end and an outer surface between the upstream and downstream ends. The hub includes at least three mounting recesses... Agent: Andritz Hydro Ltd.

20150017005 - Insert with an external surface which is part of at least one aerodynamic profile of a turbomachine test blade: The invention relates to an insert for a turbine engine test vane including the insert and a vane body. The insert includes at least two external surfaces. The insert is configured to fit into the vane body, such that the external surfaces are vane aerodynamic surfaces each forming part of... Agent: Snecma

20150017007 - Turbine blade or vane: The invention relates to a turbine blade, including a blade having a front edge and a rear edge, which blade transitions by means of a shaft into a blade root designed for fastening the turbine blade, and including a platform, which is arranged at the lower end of the blade... Agent:

20150017006 - Wind turbine assembly: A wind turbine assembly comprising a generally cylindrical wind turbine rotor that is supported by a rotor support and operable to rotate about a rotational axis, the rotor comprising a plurality of aerofoil blades with each aerofoil blade having a leading edge, a trailing edge, a suction surface, a pressure... Agent:

20150017008 - Wind turbine blade having a shaped stall fence or flow diverter: A wind turbine blade is described wherein at least one stall fence is provided on the blade surface, where the stall fence is arranged such that it extends at an angle to the chord of the blade. The stall fence acts to re-direct airflow over the blade, to improve wind... Agent:

20150017009 - Impeller having blade having blade surface made up of line elements and method of machining the impeller: A blade of an impeller has a blade surface made up of line elements. The line elements forming the blade surface are not parallel to each other. A relationship between a twist angle of the line elements and a distance between the origin and an intersection of a central line... Agent:

20150017010 - Turbomachine blade comprising an insert protecting the blade tip: A turbomachine rotor blade, which includes a body radially extending and an insert covering the body tip, the insert being made of a first portion radially covering the blade tip and of a second portion partly covering the intrados face of the blade. The cross-section of the insert along a... Agent: Snecma

20150017011 - Blade for a gas turbomachine: A blade, in particular a rotor blade or a stator vane, for a gas turbomachine, in particular a turbojet engine, the blade having an airfoil (1) for deflecting a flow of working fluid and a first platform (3) connected thereto, in particular integrally connected thereto, to radially bound a flow... Agent:

20150017012 - Turbojet fan blade: A turbojet fan blade in which a leading edge presents a sweep angle greater than or equal to +28° in a portion of the blade that is situated at a radial height lying in a range of 60% to 90% of a total radial height of the blade measured from... Agent: Snecma

20150017013 - Turbo-machine impeller manufacturing: A method of manufacturing a turbo-machine impeller, which includes a hub and a plurality of blades, using powder material in an additive-manufacturing process. The method includes: applying energy to the powder material by way of a high energy source, and solidifying the powder material. At least one bulky portion of... Agent:

20150017014 - Core for casting a hollow component: A core (10) for casting a hollow component of a turbomachine. The core includes a first portion (12) for providing a shape to the component and a second portion (14) located outside of the component. The second portion (14) comprises a plurality of indentations (16) for preventing a breakage of... Agent:

20150017015 - Nickel based alloy for forging: A nickel (Ni) based alloy for forging includes: 0.001 to 0.1 wt. % of carbon (C); 12 to 23 wt. % of chromium (Cr); 3.5 to 5.0 wt. % of aluminum (Al); 5 to 12 combined wt. % of tungsten (W) and molybdenum (Mo) in which the Mo content is... Agent:

20150017016 - Direct drive wind turbine: A wind turbine has a rotating forward hub with turbine blades and a relatively large diameter field for a generator, and a rotating rearward hub with an armature that fits concentrically with the field. The forward hub moves forwardly in still air and in low winds to axially separate the... Agent:

20150017017 - Ceiling fan tilt bracket: An apparatus that is used to tilt a ceiling fan such that the air flow of the ceiling fan is redirected. The apparatus mainly consists of a first mounting piece, a second mounting piece, and an adjustment bolt. The first mounting piece and the second mounting piece surround the down... Agent:

01/08/2015 > 9 patent applications in 8 patent subcategories.

20150010399 - Method and system for detection and deterrence of flying animals and prevention of collisions with wind turbines: The disclosure presents systems, methods and computer program products relating to a wind farm. The presence of flying animals, such as birds, bats, and insects may be determined. Deterrence elements such as acoustic and/or visual deterrence elements may be activated in an attempt to deter animals whose presence was determined,... Agent: Birdsvision Ltd.

20150010401 - Flexbeam hinge for helicopter blade active trailing edge flap: A flexbeam for a rotor blade is provided and includes a first end coupled to a body of the rotor blade and a second end coupled to a flap disposed along a trailing edge of the body to pitch about a pitching axis defined along a span of the body... Agent:

20150010400 - Wind turbine rotor blade having a spoiler: A rotor blade for a wind turbine is disclosed. The rotor blade may generally include a shell having a pressure side and a suction side. The shell may define an outer surface along the pressure and suction sides over which an airflow travels. The rotor blade may also include a... Agent:

20150010402 - Cooling system of a wind turbine: A cooling system of a wind turbine is provided which includes a generator (10), a housing portion (1), and a hub (2) which is rotatable with respect to the housing portion (1) and drivingly connected to the generator (10). The hub (2) supports at least one blade (4). The housing... Agent: Youwinenergy Gmbh

20150010403 - Aerodynamic hub assembly for a wind turbine: An aerodynamic hub assembly for a wind turbine is disclosed. The hub assembly may include a hub extension, a rotor blade having a blade root and a blade tip, and a hub airfoil section mounted at least partially over the hub extension. The hub airfoil section may be fixed relative... Agent:

20150010404 - Turbine or compressor stage including an interface part made of ceramic material: A turbine or compressor stage suitable for being included in airplane turbojets. According to the invention, the stage comprises a disk (30) configured to be coupled to a shaft of the turbine engine, and at least one airfoil (20), the disk (30) comprising a metal material, the airfoil (20) comprising... Agent: Snecma

20150010405 - System and method for manufacturing a wind turbine blade: A manufacturing method for a wind turbine blade is described which utilises a post-moulding station in the manufacturing process. A blade shell forming part of a wind turbine blade is initially moulded in a blade mould, the blade shell subsequently transferred to a post-moulding station which allows for various post-moulding... Agent:

20150010406 - Rotor blade with a segmented supporting structure and method for manufacturing the rotor blade: A rotor blade with a supporting structure, wherein the rotor blade has a rotor blade base section and a rotor blade tip section, is provided. The supporting structure includes a first supporting segment for supporting the rotor blade base section and at least a second supporting segment for supporting the... Agent: Siemens Aktiengesellschaft

20150010407 - Reduced noise vortex generator for wind turbine blade: A vortex generating foil (26A-G) extending from an aerodynamic surface (22) of a wind turbine blade (20), the foil having a nest shape (43A, 43F-G) along a suction side (32A-G) of the foil effective to reduce flow separation between the foil and a leading edge vortex (27, 29) formed in... Agent:

01/01/2015 > 21 patent applications in 14 patent subcategories.

20150003981 - Method for controlling loads in a wind turbine: A method for controlling aerodynamic loads in wind turbine (20), includes stopping rotation of blades (22) of the turbine about a rotor shaft axis (38); stopping rotation of a nacelle (30) of the turbine about a vertical yaw axis (36); pitching each blade of the turbine about its respective pitch... Agent:

20150003984 - Method for dampening oscillations in a wind turbine: A method for dampening oscillations in a wind turbine, the wind turbine having a tower (1), a rotor (3) rotating about an X axis, and a plurality of blades (4) with adjustable pitch, said method comprising monitoring the fore-aft oscillation of the tower in the direction of the X axis,... Agent:

20150003983 - Method for operating a wind turbine generator: A method for modifying the power output of a wind turbine generator. The power output of a wind turbine generator can be modified based on the rate of fatigue and/or damage calculated for components within the wind turbine generator. Damage and/or fatigue can be calculated based on current or predicted... Agent:

20150003982 - Vertical axis wind turbine with variable pitch mechanism: A vertical axis wind turbine; said turbine including a vertical central shaft and a plurality of vertical blades; each of said vertical blades supported by at least one radial supporting arm extending from said central shaft; characterized in that angular disposition of each of said blades relative to its respective... Agent:

20150003985 - Moveable surface features for wind turbine rotor blades: Rotor blades for a wind turbines include a shell having a pressure side and a suction side and a plurality of surface features disposed adjacent at least one of the pressure side and the section side. The plurality of surface features is further moveable between a spoiler position and a... Agent: General Electric Company

20150003998 - Wind turbine blade: A wind turbine blade having an elongated blade body extending along a longitudinal axis and having an upper skin and a lower skin, the lower skin spaced from the upper skin in a thickness direction of the blade body, the upper skin and/or lower skin having a laminated layer, the... Agent:

20150004000 - Method for making gas turbine engine ceramic matrix composite airfoil: A method for making a gas turbine engine ceramic matrix composite airfoil is disclosed. The method includes fabricating an airfoil preform that has a slotted forward end and a continuous trailing end. The slotted forward end of the airfoil preform is coupled to an airfoil core insert. A ceramic matrix... Agent:

20150003999 - Turbine airfoil with ambient cooling system: A turbine airfoil usable in a turbine engine and having at least one ambient air cooling system is disclosed. At least a portion of the cooling system may include one or more cooling channels configured to receive ambient air at about atmospheric pressure. The ambient air cooling system may have... Agent:

20150004001 - Turbine blade: A turbine vane for a rotary turbomachine is described having a turbine blade which is delimited by a concave pressure-side wall and a convex suction-side wall which are connected in the region of a vane front edge which can be assigned to the turbine blade and enclose a cavity which... Agent:

20150003986 - Pitch bearing assembly with stiffener: A pitch bearing assembly for a wind turbine may include an outer race and an inner race rotatable relative to the outer race. The inner race may define an inner circumference and may include a plurality of gear teeth around the inner circumference. The inner race may also include a... Agent:

20150003987 - Vibration-proof member and fan assembly having the same: A vibration-proof member for a cooling fan includes a plate to absorb vibration, a post perpendicularly extending out from a side of the absorbing plate, and an extending portion perpendicularly extending out from a part of a lateral side of the absorbing plate. The construction and method of installing the... Agent: Hong Fu Jin Precision Industry (shenzhen) Co., Ltd.

20150003988 - Turbomachine rotor blade: A rotor blade for a turbomachine, including an airfoil (1) for flow deflection, a blade root (2) for attachment to a rotor of the turbomachine, an inner platform (3) between the airfoil and the blade root, and at least one pocket (4, 5) defined by two axially spaced walls (4.1,... Agent:

20150003989 - Gas turbine engine composite vane assembly and method for making same: A gas turbine engine composite vane assembly and method for making same are disclosed. The method includes providing at least two gas turbine engine airfoil composite preform components. The airfoil composite preform components are interlocked with a first locking component so that mating faces of the airfoil composite preform components... Agent:

20150003990 - Gas turbine blade for an aircraft engine and method for coating a gas turbine blade: Embodiments relate to a gas turbine blade for an aircraft engine, the gas turbine blade having a flow leading edge, a flow trailing edge, a suction side, and a pressure side, where the suction side and pressure side extend from the flow leading edge to the flow trailing edge, wherein... Agent:

20150003991 - Modular extensions for wind turbine rotor blades: Rotor blades include an inner portion and a modular extension attached to the inner portion that form a new span length for the rotor blade. The modular extension includes one or more spanwise support elements connecting to the inner portion and extending in a spanwise direction, a plurality of cross-sectional... Agent: General Electric Company

20150003992 - Axial-flow fan: An axial-flow fan includes a boss and a plurality of blades integrally resin-molded with a hub. An axial hole of the boss has a shaft of a drive motor inserted. The axial hole is formed at an axial center of the hub. The hub includes an outer perimeter cylinder and... Agent: Daikin Industries, Ltd.

20150003993 - Wind turbine having nacelle fence: Provided is a wind turbine for generating electric energy using wind power, and more specifically, a wind turbine having a nacelle fence for improving aerodynamic performance by mounting a fence structure on the nacelle of a horizontal axis wind turbine. The wind turbine having a nacelle fence decreases the vortex... Agent: Korea Aerospace Research Institute

20150003994 - Wind turbine blade and method of fabricating the same: A wind turbine blade is provided. The wind turbine blade includes a root region, a tip region, and a body extending from the root region to the tip region. The tip region includes a first winglet and a second winglet that extend arcuately away from one another.... Agent:

20150003995 - Aircraft engine component with locally tailored materials: A method for making a component according to one embodiment of this disclosure includes modeling a response of the component to operating conditions. The model is then mapped to materials that would influence the response of the component to the operating conditions. A component is then fabricated using the materials... Agent: United Technologies Corporation

20150003996 - Fluorinated polymer based coatings and methods for applying the same: Coatings includes about 60 weight percent to about 90 weight percent of one or more fluorinated polymers, about 1 weight percent to about 7 weight percent of one or more erosion resistant fillers about 3 weight percent to about 9 weight percent of one or more anticorrosive pigments, about 1... Agent: General Electric Company

20150003997 - Method of forming hybrid metal ceramic components: A monolithic composite turbine component includes at least one first region of a first material and one second region of a second material formed by solid freeform fabrication (SFF). The first material may be a metal and the second material may be a ceramic or a ceramic matrix composite. Transition... Agent:

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