Patents Examined by Richard A Edgar
  • Patent number: 10047625
    Abstract: A gas turbine engine, a fan section for a gas turbine engine, and a method for assembling a fan section of a gas turbine engine are disclosed. The fan section may include a fan hub having a slot, a spinner having a castellated spinner seal, a fan blade including an airfoil extending from a root to a tip, wherein the airfoil has a leading edge and the root is received in the slot, and a platform secured to the fan hub and arranged between adjacent fan blades. The fan section may further include a flap seal having a base secured to a side of the platform, and a flap integral with and extending from the base portion and canted toward the root and engaging the blade, the seal trimmed back from the leading edge of the airfoil.
    Type: Grant
    Filed: February 13, 2014
    Date of Patent: August 14, 2018
    Assignee: UNITED TECHNOLOGIES CORPORATION
    Inventor: Royce E. Tatton
  • Patent number: 10041377
    Abstract: A system includes a diffuser configured to receive exhaust gas from a turbine. The diffuser includes an outer barrel, an inner barrel, a seal interface, an outer aft plate, an inner aft plate, and poles. An upstream end of the outer barrel includes an upstream lip interfacing with a downstream lip of an outer wall of the turbine outlet, forming a lap joint. The outer barrel includes a plurality of axial segments disposed between the upstream end of the outer barrel and the outer aft plate, and the axial segments. The inner barrel includes a plurality of axial segments disposed between an upstream end of the inner barrel and the seal interface. The seal interface includes a groove configured to receive the inner aft plate. The poles are spaced about the turbine axis and couple an end of the outer aft plate to an end of the inner aft plate.
    Type: Grant
    Filed: November 24, 2015
    Date of Patent: August 7, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Deepesh Dinesh Nanda, Robert Jamiołkowski, Robert Jacek Zreda, Eric Yves Bracquemart, Daniel Tomasz Ożga
  • Patent number: 10041365
    Abstract: A system includes a circumferential lap joint between a downstream end of an outer wall of a turbine outlet and an upstream end of an outer barrel of a diffuser section, where the circumferential lap joint facilitates axial movement of the outer barrel relative to the outer wall, an upstream lip of the outer barrel is disposed radially within a downstream lip of the outer wall, and both the turbine outlet and the diffuser section are configured to receive an exhaust gas.
    Type: Grant
    Filed: November 24, 2015
    Date of Patent: August 7, 2018
    Assignee: General Electric Company
    Inventors: Robert Jamiolkowski, Robert Jacek Zreda, Daniel Tomasz Ożga
  • Patent number: 10036283
    Abstract: A method includes inserting axially a radially interior surface of an aft plate assembly into a circumferential groove of an inner barrel of a diffuser section of a gas turbine, where the aft plate assembly is inserted into a first circumferential orientation relative to the circumferential groove, and the circumferential groove is disposed on a radially exterior surface of the inner barrel. The method includes rotating the aft plate assembly circumferentially within the circumferential groove from the first circumferential orientation to a second circumferential orientation, where the inner barrel is configured to axially retain the aft plate assembly when the aft plate assembly is disposed in the second circumferential orientation.
    Type: Grant
    Filed: May 11, 2016
    Date of Patent: July 31, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Deepesh Dinesh Nanda, Robert Jamiolkowski, Robert Jacek Zreda, Eric Yves Bracquemart, Daniel Tomasz Ozga
  • Patent number: 10036267
    Abstract: A system includes a diffuser section comprising an outer barrel, an inner barrel, a seal interface, and an aft plate, where the outer barrel and the inner barrel are disposed about a turbine axis, and the diffuser section is configured to receive an exhaust gas from a gas turbine. The seal interface is disposed at a downstream end of the inner barrel between the inner barrel and the aft plate. The seal interface includes a first circumferential groove configured to receive the aft plate, where the first circumferential groove opens in a first direction away from the turbine axis.
    Type: Grant
    Filed: November 24, 2015
    Date of Patent: July 31, 2018
    Assignee: General Electric Company
    Inventors: Robert Jamiolkowski, Robert Jacek Zreda, Daniel Tomasz Ożga
  • Patent number: 10036367
    Abstract: The invention regards a method for controlling the pitch angle of at least one wind turbine blade in a rotor connected to a main shaft on a wind turbine, the method comprises the steps of determining; a first component of the wind vector which is upwind, horizontal and aligned with the main shaft direction and, a second component of the wind vector which is upwind, perpendicular to the first component of the wind vector, wherein the first component of the wind vector and the second component of the wind vector are determined by use of at least one ultrasonic sensor mounted on the rotor, whereby the pitch angle is controlled based on the first component of the wind vector and the second component of the wind vector.
    Type: Grant
    Filed: May 13, 2013
    Date of Patent: July 31, 2018
    Assignee: ROMO Wind AG
    Inventors: Jesper Kjær Hansen, Jørgen Højstrup
  • Patent number: 10024169
    Abstract: An engine component for a gas turbine engine includes a film-cooled substrate having a hot surface facing hot combustion gas flow and a cooling surface facing a cooling fluid flow. A film hole extends through the substrate to an outlet on the hot surface. A flow conditioning structure is provided downstream of the outlet.
    Type: Grant
    Filed: February 27, 2015
    Date of Patent: July 17, 2018
    Assignee: General Electric Company
    Inventor: Ronald Scott Bunker
  • Patent number: 10024336
    Abstract: A compressor for a turbine engine, including: a casing, at least one compressor stage including an impeller having stationary blades and an impeller having moving blades positioned downstream of the stationary blade impeller, and cavities in a thickness of the casing that are disposed along a circumference of the casing opposite the moving blades. The cavities, which are elongate and extend along a main direction of orientation, are closed upstream and downstream by upstream and downstream faces respectively, and an upstream border and a downstream border are formed at the intersections between same and the casing. The cavities are offset in relation to the moving blades to overlap the moving blade impeller in the upstream portion, thereby covering the upstream end thereof. The downstream border of the cavities is oriented parallel to the chord at the head of the moving blade.
    Type: Grant
    Filed: April 15, 2013
    Date of Patent: July 17, 2018
    Assignee: SNECMA
    Inventors: Thierry Jean-Jacques Obrecht, Celine Ghilardi, Vincent Perrot
  • Patent number: 10024531
    Abstract: An air moving device includes a housing member, a rotary fan assembly, and a nozzle. The air moving device further includes a light source member mounted within the nozzle. The light source member can be placed within a flow of air moving out the end of the nozzle in a generally columnar pattern. The flow of air can be used to cool the light source member.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: July 17, 2018
    Assignee: Airius IP Holdings, LLC
    Inventor: Raymond B. Avedon
  • Patent number: 10024179
    Abstract: The invention relates to a fixed diffuser vanes assembly (10) for guiding flow through a turbomachine, comprising an internal annular platform (12) and a plurality of fixed vanes (11) which are mounted on this platform, the internal platform comprising a support plate (121) forming the base of said vanes, a radial annular partition (120) extending from the support plate toward an axis of the vanes assembly, and an internal ring (122) attached to the radial annular partition and having an internal surface on which an abradable material (123) is arranged, the vanes assembly being characterized in that the internal ring comprises at least one cut-out (1223) delimiting a tongue (1226), the tongue being bent to press against the radial annular partition (120). The invention also relates to a method of manufacturing such a vanes assembly and to a turbomachine incorporating such vanes.
    Type: Grant
    Filed: January 22, 2014
    Date of Patent: July 17, 2018
    Assignee: SNECMA
    Inventors: Sebastien Congratel, Marion Chambre, Bruno Richard, Romain Roullet
  • Patent number: 10018107
    Abstract: A variable geometry turbine (VGT) for turbochargers incorporates a turbine nozzle having a plurality of vanes, each vane having an airfoil with an inner disc and an outer disc. A first nozzle plate incorporates pockets to receive the inner discs with the inner discs substantially flush with a nozzle surface on the first nozzle plate. A second nozzle plate has pockets to receive the outer discs with outer discs substantially flush with a second nozzle surface. An integral actuation system rotates the plurality of vanes for variation of the nozzle geometry.
    Type: Grant
    Filed: July 10, 2015
    Date of Patent: July 10, 2018
    Assignee: Kangyue Technology Co., Ltd
    Inventors: Steven Don Arnold, Wang Hang, Li Yanzhao, Xiaofen Xin
  • Patent number: 10018049
    Abstract: A bladed disc for use in a turbine engine comprises: a central cob portion; a main diaphragm attached to, and extending around, the cob portion; a rim surrounding the main diaphragm; and two rows of blades attached to the rim.
    Type: Grant
    Filed: January 31, 2016
    Date of Patent: July 10, 2018
    Assignee: ROLLS-ROYCE plc
    Inventor: Michael Philip Keenan
  • Patent number: 10018176
    Abstract: Vertical electrical energy generators are described. A vertical wind turbine system contains one or two vertical turbines, paired aside each other, and a frontal fluid flow diverter for diverting of the running fluid flow, as well as a cover, which covers the upper part of the turbine(s). The system includes an additional rear fluid flow diverter, which is installed behind one or both turbines and is configured so as to divert fluid flow running above the cover to the rear part of the turbine(s), creating secondary fluid flow in the blades of the turbine(s).
    Type: Grant
    Filed: March 21, 2014
    Date of Patent: July 10, 2018
    Inventors: Girts Filipovs, Jurijs Kiselovs
  • Patent number: 10018178
    Abstract: The present invention relates to a wind turbine with blade pitch system with an angle between the longitudinal direction of the blade and axis of rotation of the bearing of the blade pitch system, disposing the driving plate of the blade pitch system between the blade and the bearing of the blade pitch system.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: July 10, 2018
    Assignee: ACCIONA WINDPOWER, S.A.
    Inventors: Sara Fernandez Falces, Gonzalo De Los Rios Leiva, Javier Gurbindo Seminario, Teresa Arlaban Gabeiras, Jose Luis Aristegui Lantero, Ander Gaston Lujambio, Jose Miguel Garcia Sayes, Miguel Nunez Polo
  • Patent number: 10012107
    Abstract: Apparatus for housing a rotatable component and exchanging heat and methods for manufacturing the same are disclosed. The apparatus includes a first casing and a second casing spaced apart from the first casing and defining a gap therebetween. The apparatus also includes a cooling fluid manifold coupled to a source of a cooling fluid, and a stack of plates coupled to the first and second casings and extending therebetween to fill the gap. The first and second casings and the stack of plates define at least a portion of a pressurized containment area therein. Further, the stack of plates includes a bore in which the rotatable component is received and defines process fluid flowpaths configured to direct process fluid to and/or from the rotatable component. The stack of plates is in fluid communication with the cooling fluid manifold and transfers heat from the process fluid to the cooling fluid.
    Type: Grant
    Filed: May 3, 2012
    Date of Patent: July 3, 2018
    Assignee: DRESSER-RAND COMPANY
    Inventors: William C. Maier, Vince R. Volpe, Jr.
  • Patent number: 10012108
    Abstract: The invention concerns a gas turbine engine component (37) comprising an outer ring structure (10), an inner ring structure (20) and a plurality of circumferentially spaced radial elements (15) for transferring loads between the inner ring structure (20) and the outer ring structure (10), wherein the outer ring structure (10) comprises a circular ring member (11) for withstanding an internal pressure during operation of the gas turbine engine. The invention is characterized in that the outer ring structure (10) comprises a first set of circumferentially distributed and substantially straight reinforcement ribs (16) for achieving radial stiffness, wherein the reinforcement ribs (16) form sides in a polygonal shape and wherein each of said reinforcement ribs (16) extends between two adjacent radial elements (15). The invention also concerns a gas turbine engine (1) comprising a component (37) of the above type.
    Type: Grant
    Filed: December 23, 2011
    Date of Patent: July 3, 2018
    Assignee: GKN Aerospace Sweden AB
    Inventors: Henrik Amnell, Lennart Brottgardh, David Russberg, Patrik Svantesson
  • Patent number: 10012207
    Abstract: A wind turbine blade with a noise reducing device in the form of a serrated trailing edge, whereby said serrated trailing edge comprises stiffening ribs is provided. In one embodiment, the diameter of the stiffening ribs gradually decreases towards the outer end of the trailing edge. In a further embodiment, the stiffening ribs have rounded edges. In still a further embodiment, the serrated trailing edge has teeth, whereby a tooth is provided with a stiffening rib. In another embodiment, a wind turbine including a tower is provided, wherein an electrical generator with a rotor shaft and a hub to which wind turbine blades are connected, and wherein the wind turbine comprises wind turbine blades.
    Type: Grant
    Filed: February 26, 2013
    Date of Patent: July 3, 2018
    Assignee: Siemens Aktiengesellschaft
    Inventors: Stefan Oerlemans, Anders Smaerup Olsen
  • Patent number: 10012212
    Abstract: A bearing for a wind turbine may generally include an outer race, an inner race and a plurality of roller elements positioned radially between the inner and outer races, with the roller elements including a first roller element and a second roller element. The bearing may also include a sensor assembly having a load sensor positioned between the first and second roller elements. When the sensor assembly is compressed between the first and second roller elements during operation of the wind turbine, the load sensor is configured to detect a compressive load transferred through the sensor assembly.
    Type: Grant
    Filed: October 2, 2015
    Date of Patent: July 3, 2018
    Assignee: General Electric Company
    Inventors: Michael J. Kacmarcik, John Robert Inman
  • Patent number: 10006470
    Abstract: A mounting apparatus (30) for mounting a fan arrangement (40) on a seat (100), for example a vehicle seat, features a cylindrical sleeve or installation element (10) which secures within the seat, and a fan housing (50) for the fan arrangement or module (40), which slides into, and latches within, the cylindrical sleeve (10). The fan housing (50) has a tubular housing part (54) having a first housing part end (51) and a second housing part end (52) located axially opposite it. The fan module (40) includes a centrally located fan (80,81) supported by a plurality of radial struts (86), at least one of which serves as a channel (89) for power supply connecting wires (92). Wire pass-through openings (26, 64, 64?) are configured to permit a partial rotation of the fan module (40) during installation into the cylindrical sleeve (10).
    Type: Grant
    Filed: June 14, 2013
    Date of Patent: June 26, 2018
    Assignees: EBM-PAPST ST. GEORGEN, DAIMLER AG
    Inventors: Andreas Kienzler, Sven Friderich
  • Patent number: 10006469
    Abstract: In one aspect, a diffuser for expanding the cross-sectional area of an airstream comprises an inlet comprising an inlet cross-sectional area and an outlet comprising an outlet cross-sectional area. The outlet cross-sectional area is greater than the inlet cross-sectional area. A curved sidewall extends from the inlet to the outlet and at least partially defines an inner passageway. The curved sidewall comprises a convex portion and a concave portion. The convex portion is adjacent the inlet and the concave portion is adjacent the outlet.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: June 26, 2018
    Assignee: Regal Beloit America, Inc.
    Inventors: Rachele Cocks, Samuel Spieth