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Rotor Blades

Rotor Blades-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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New composite article
Basf Se
October 12, 2017 - N°20170291390

The present invention relates to a composite article comprising at least two layers (a) of component a) and at least one layer (b1) of component b). The respective layers (a) and (b1) are alternately linked together. The component a) has a compressive modulus of at least 10 mpa and can, therefore, be considered as a comparably rigid component, which can be ...
Shield member and jet engine using the same
Ihi Corporation
October 05, 2017 - N°20170284221

A shield member is disposed over a gap between platform portions of adjacent turbine rotor blades, made from a ceramic matrix composite, and configured to shield the gap between the platform portions.
Turbine rotor assembly, turbine, and rotor blade
Mitsubishi Hitachi Power Systems, Ltd.
October 05, 2017 - N°20170284209

A turbine rotor assembly includes a rotor shaft and rotor blades. The rotor shaft includes two protrusions, two bearing surfaces, two first facing surfaces, and two second facing surfaces positioned on the outer side of the first facing surfaces. The blade root section of each of the rotor blades includes two contact surfaces which are contactable with the two bearing ...
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Rotor Blades Patent Applications
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  • 113+ full patent PDF documents of Rotor Blades-related inventions.
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Differential pre-cone rotary wing arrangement and aircraft
Sikorsky Aircraft Corporation
October 05, 2017 - N°20170283049

A differential pre-cone rotary wing arrangement includes a first rotor assembly having a first set of rotor blades rotatable about an axis, the first set of rotor blades having a first pre-cone angle, and a second rotor assembly having a second set of rotor blades rotatable about the axis, the second set of rotor blades having a second pre-cone angle, ...
Rotor, axial compressor, installation method
Siemens Aktiengesellschaft
September 21, 2017 - N°20170268536

A rotor of a multi-staged axial compressor which extends along an axis of rotation. The rotor has a shaft which has rotor blade slots. Rotor blades of the rotor are arranged next to one another in the circumferential direction and are each secured to the rotor blade slots by a blade root to form a respective rotor blade stage. At ...
Method for the individual pitch control of rotor blades of a wind turbine, acceleration sensor ...
Fos4x Gmbh
September 21, 2017 - N°20170268486

The invention relates to a method for the individual pitch control of the rotor blades of a wind turbine. The method comprises: measuring an acceleration by means of an acceleration sensor in a rotor blade of the wind turbine; high-pass filtering of a signal of the acceleration sensor in order to determine a time-variant variable; and setting the pitch of ...
Rotor Blades Patent Pack
Download 113+ patent application PDFs
Rotor Blades Patent Applications
Download 113+ Rotor Blades-related PDFs
For professional research & prior art discovery
inventor
  • 113+ full patent PDF documents of Rotor Blades-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Methods for processing bonded dual alloy rotors including differential heat treatment processes
Honeywell International Inc.
September 21, 2017 - N°20170268089

Methods for processing bonded dual alloy rotors are provided. In one embodiment, the method includes obtaining a bonded dual alloy rotor including rotor blades bonded to a hub disk. The rotor blades and hub disk are composed of different alloys. A minimum processing temperature (tdisk_process_min) for the hub disk and a maximum critical temperature for the rotor blades (...
Rotor ice protection system
Sikorsky Aircraft Corporation
September 21, 2017 - N°20170267361

A rotor ice protection system (rips) apparatus for an aircraft to heat aircraft rotor blades is provided. The rips apparatus includes circuitry disposed to transmit electrical loads associated with rips operations, an indicator unit disposed to alert a pilot of the aircraft to a rips condition indicating an operating status of the rips operations, a controller configured to actuate the ...
Molding tool assembly
Carbon Rotec Gmbh & Co. Kg
September 21, 2017 - N°20170266895

A molding tool assembly, in particular for producing rotor blades of wind power plants, having a first mold shell (20) and a second mold shell (22) each for receiving one workpiece part, wherein the two mold shells in a proximal position face one another but do not bear on one another, having securing means for holding a workpiece part in at least ...
Gimbaled tail rotor hub with spherical elastomeric centrifugal force bearing for blade retention and pitch ...
Bell Helicopter Textron Inc.
September 14, 2017 - N°20170259913

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 centrifugal force of a rotor blade when the mast is ...
Bladed rotor arrangement
Rolls-royce Plc
September 07, 2017 - N°20170254211

A gas turbine engine bladed rotor arrangement comprises a rotor, a plurality of rotor blades and a plurality of lock plates. The rotor blades are mounted in circumferentially spaced axially extending slots in the periphery of the rotor. A plurality of lock plates are arranged at a first axial end of the rotor. The radially outer ends of the lock ...
Novel applications of the new wind power formula, novel movements of sails, and novel sail ...
Rolls-royce Plc
August 31, 2017 - N°20170248118

Wind sail turbines end the fossil fuel age and supply abundant, clean, and very inexpensive electricity (power). The new wind sail turbines produce roughly 10-fold to 50-fold more power than existing wind turbines in the same wind path. This patent has the effect of replacing most of the science that is the basis of current wind science and current wind ...
Composition
Jotun A/s
August 31, 2017 - N°20170247567

The invention relates to a substrate coated with a coating composition, wherein the coating composition has a volume solids content of greater than 30%, said composition comprising (i) at least one polycarbonate polyol; (ii) at least one hydroxyl containing polymer selected from the group consisting of an acrylic polyol, a polyester polyol and a mixture thereof; and (iii) at least one ...
Rotor Blades Patent Pack
Download 113+ patent application PDFs
Rotor Blades Patent Applications
Download 113+ Rotor Blades-related PDFs
For professional research & prior art discovery
inventor
  • 113+ full patent PDF documents of Rotor Blades-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Centrifugal compressor assembly for use in a turbine engine and method of assembly
General Electric Company
August 17, 2017 - N°20170234147

A fluid transfer assembly for use in a gas turbine engine includes a rotor shaft, a stationary assembly circumscribing the rotor shaft, and a rotating component coupled to the rotor shaft and positioned radially inward of the stationary assembly. The rotating assembly includes a hub coupled to the rotor shaft, a plurality of rotor blades coupled to the hub, and ...
Active airflow system and method of reducing drag for aircraft
Sikorsky Aircraft Corporation
August 10, 2017 - N°20170225772

A rotary wing aircraft includes a fuselage having a plurality of surfaces. At least one engine is mounted in the fuselage. A rotor assembly includes a rotor shaft a plurality of rotor blades operatively connected to the rotor shaft. The rotor assembly includes a plurality of surface portions. An active air discharge opening extends through one of the plurality of ...
Plate member for reducing drag on a fairing of an aircraft
Sikorsky Aircraft Corporation
August 10, 2017 - N°20170225771

A rotary wing aircraft includes a fuselage having a plurality of surfaces, at least one engine mounted in the fuselage, and a rotor assembly including a rotor shaft and plurality of rotor blades operatively connected to the rotor shaft. The rotor assembly includes a plurality of surface portions. A rotor shaft fairing extends between the fuselage and the rotor assembly ...
System and method for improving lidar sensor signal availability on a wind turbine
General Electric Company
August 03, 2017 - N°20170219697

The present subject matter is directed to a system and method for sequencing light detecting and ranging (lidar) sensor beam signals from a lidar sensor mounted on a nacelle of a wind turbine with the rotor position of the wind turbine so as to improve signal availability. More specifically, the method includes generating, via the lidar sensor, one or more ...
Methods and systems for removing and/or installing wind turbine rotor blades
General Electric Company
August 03, 2017 - N°20170218927

A method for removing a rotor blade from a wind turbine may generally include installing a blade sock around an outer perimeter of the rotor blade, coupling a support cable to the blade root, lowering the rotor blade relative to the hub using the support cable, coupling at least one pulley cable between the rotor blade and a winch using ...
System and method for cooling a fluidized catalytic cracking expander
Dresser-rand Company
August 03, 2017 - N°20170218770

Systems and methods for cooling a rotor assembly disposed within a cavity of an expander fluidly coupled with a cooling source are provided. The system may include an annular body disposed on a rotor disc of the rotor assembly. The rotor disc may also include a plurality of rotor blades mounted thereto via respective roots. The annular body may define ...
Self-tightening rotor
Sz Dji Technology Co., Ltd.
August 03, 2017 - N°20170217578

Systems, methods, and devices for propelling self-propelled movable objects are provided. In one aspect, a rotor assembly for a self-propelled movable object comprises: a hub comprising a first fastening feature; a drive shaft comprising a second fastening feature and directly coupled to the hub by a mating connection of the first and second fastening features, wherein the drive shaft is ...
Flex beam for rotor assembly
Sikorsky Aircraft Corporation
August 03, 2017 - N°20170217564

A rotor assembly for a rotary wing aircraft includes a rotor hub having a central axis. The rotor hub is rotatable about the central axis. A plurality of flexible structural members extend radially outwardly from the rotor hub. Each flexible structural member is substantially u-shaped having a first arm extending from the hub, a second arm extending from the hub, ...
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