Class 416/244A - Turbo machine

Subclass of Class 416 - Fluid reaction surfaces (i.e., impellers)
No. of applications: 47
Last issue date: 11/03/2011

Application No.	Application Title	Issue Date
20110268579	GAS TURBINE SPINDLE BOLT STRUCTURE WITH REDUCED FRETTING MOTION A spindle bolt structure is provided in a gas turbine engine. The gas turbine engine includes a rotor including a plurality of turbine disks for supporting rows of blades, a torque tube located on a compressor side of the turbine disks, and a seal disk located between t...	11/03/2011
20110262284	STACK ROTOR WITH TIE ROD AND BOLTED FLANGE AND METHOD Method and rotor for a compressor. The rotor includes a solid first stub having a first end configured to engage with a corresponding bearing and a second end having a flange configured to be attached by bolts to a corresponding flange of a first impeller of the compres...	10/27/2011
20110255978	Locking Assembly For Circumferential Attachments A locking spacer assembly is provided for use with a rotor blade assembly. The locking spacer assembly includes a first end portion, a second end portion, at least one securing device, and a center portion positioned between the first end portion and the second end port...	10/20/2011
20110158818	A Hub Enclosure for a Hub of a Wind Turbine A hub enclosure (6), e.g. a spinner, for a hub (4) of a wind turbine is disclosed. The hub enclosure (6) comprises an aperture defining an aperture area and at least two aperture covers (10). The aperture covers (10) are arranged to co...	06/30/2011
20110142639	MODULAR TURBINE AIRFOIL AND PLATFORM ASSEMBLY WITH INDEPENDENT ROOT TEETH A turbine airfoil (22E-H) extends from a shank (23E-H). A platform (30E-H) brackets or surrounds a first portion of the shank (23E-H). Opposed teeth (33, 35) extend laterally from the platform (30E-H) to engage respective slots ...	06/16/2011
20100322781	IMPELLER AND TURBOCHARGER An impeller having a rotation axis, a radial direction, a backplate and a number of vanes which are connected to the backplate at a line of connection is provided. Each vane has an upstream side, a downstream side and an outer side. The downstream side of each vane has ...	12/23/2010
20100221115	RETENTION STRUCTURES AND EXIT GUIDE VANE ASSEMBLIES A retention structure includes a center body including an outer surface, an enclosed end, an open end, and a contact section, the outer surface adapted to define a first portion of a flowpath, and the contact section extending radially outwardly from a centerline and lo...	09/02/2010
20100215507	MOUNTING ARRANGEMENT The invention provides an arrangement for mounting a nose cone 32 on a gas turbine engine. The nose cone 32 has an inwardly tapering flange 64 which defines an inclined contact surface 68. A nose cone support ring 36, mounted in use to...	08/26/2010
20100183432	NOSE DOME FOR A TURBOMACHINE ROTOR A nose dome for a turbomachine rotor is provided. The turbomachine rotor has an impeller which is arranged in an overhung fashion with respect to a bearing point of the turbomachine rotor. The nose dome can be connected axially to the impeller in order to guide an axial...	07/22/2010
20100158699	ROTOR MOUNTING SYSTEM FOR GAS TURBINE ENGINE A rotor for a gas turbine engine having a stub shaft and an axis of rotation, the rotor including a turbine hub clamped to a coaxial tie shaft with a tie shaft nut, the stub shaft comprising: a hollow stub shaft body extending rearwardly axially of the turbine; a forwar...	06/24/2010
20100158698	RESONANCE REDUCTION DEVICE FOR RAM AIR TURBINE A ram air turbine assembly includes a preferentially located mass that modifies the resonance frequency of the assembly so that vibration is reduced to desired levels. The example mass can be fixed in a specific location on the ram air turbine or can be deployable once ...	06/24/2010
20100143149	TURBINE WITH AT LEAST ONE ROTOR WHICH COMPRISES ROTOR DISKS AND A TIE-BOLT A gas turbine is provided. The gas turbine includes at least one rotor, having rotor blades arranged on the periphery of rotor disks in a plurality of radial planes, and a tie-bolt extending along slots in the rotor disks and holding the rotor disks together as a unit. ...	06/10/2010
20100050633	EXHAUST GAS TURBO-CHARGER In an exhaust-gas turbocharger with a shaft axially arranged between a compressor wheel and a turbine wheel and connected in a rotationally fixed manner to the compressor wheel as well as to the turbine wheel, said shaft being rotationally mounted with a turbine-side sh...	03/04/2010
20100047077	Ferry Flight Engine Fairing Kit A fairing kit for a gas turbine engine, where the engine has a core gas turbine engine, a fan rotor, and a plurality of external fan blades attached to the fan rotor and powered by the core gas turbine engine. The core gas turbine engine has an annular splitter for dire...	02/25/2010
20090290988	Element which Generates a Magnetic Field An element which generates a magnetic field for fastening a compressor wheel to a turboshaft of an exhaust-gas turbocharger, has a basic body and a thread. In order to specify an element which generates a magnetic field for fastening a compressor wheel to a turboshaft, ...	11/26/2009
20090180891	Turbomachinery disc A turbomachinery disc, eg a fan (310) has a primary axis of rotation (316) and an axial flow direction X parallel to the primary axis of rotation (316), and comprises an annular diaphragm (318) extending from proximate a blade land (312	07/16/2009
20090180885	METHODS AND APPARATUS TO REPAIR A ROTOR DISK FOR A GAS TURBINE Embodiments of the invention can provide methods and apparatus to repair a rotor disk for a gas turbine. In one embodiment, a method to repair a rotor disk for a gas turbine is provided, wherein the rotor disk can include a base and at least one dovetail slot between a ...	07/16/2009
20090169385	FAN-TURBINE ROTOR ASSEMBLY WITH INTEGRAL INDUCER SECTION FOR A TIP TURBINE ENGINE A fan-turbine rotor assembly for a tip turbine engine includes a fan hub with an outer periphery scalloped by a multitude of elongated openings which extend into a fan hub web. Each elongated opening defines an inducer section and a blade receipt section to retain a hol...	07/02/2009
20090169380	MAGNETOSTRICTIVE MEASUREMENT OF TENSILE STRESS IN FOUNDATIONS A foundation for supporting a structure is provided. The foundation includes a foundation body, at least one anchor bolt connecting a lower anchor plate and the structure, a magnetostrictive load measuring sensor for measuring loads on the at least one anchor bolt, the ...	07/02/2009
20080253894	Co-forged steel rotor component for steam and gas turbine engines A method of forming a rotor for a turbine engine such that the rotor is formed of two materials including: an outer ring formed from a first steel material, and a disk formed from a second material, such as a low alloy steel, having a larger thermal expansion coefficien...	10/16/2008
20080166231	METHOD AND APPARATUS FOR FORMING WIND TURBINE MACHINES A wind turbine includes a nacelle connected to a unitary tube bedplate....	07/10/2008
20080145232	WIND TURBINE TOWER SUSPENSION MEANS A method of mounting elements in a wind turbine tower, whereby the elements are partly or completely attached to the wind turbine tower by means of magnetic attraction forces. Wind turbine suspension units may be attached to the wind turbine tower, preferably completely...	06/19/2008
20080145222	ACTIVE TOWER DAMPER A damper system for damping vibrations of a wind turbine having a tower, a nacelle, and at least one rotor blade is provided. The damper system includes a mass for damping vibrations of a wind turbine and at least one actuator adapted for actively controlling the mass, ...	06/19/2008
20070264127	Impeller pump housing and impeller An impeller pump including a body and a cover assembled onto the body to form a housing. The body has a fluid inlet and a fluid outlet and an opening for receiving a rotating drive shaft. An impeller is rotatably positioned in the housing with paddles at a periphery the...	11/15/2007
20070237646	Mechanical coupling for a rotor shaft assembly of dissimilar materials A mechanical coupling for coupling a ceramic disc member to a metallic shaft includes a first wedge clamp and a second wedge clamp. A fastener engages a threaded end of a tie-bolt to sandwich the ceramic disc between the wedge clamps. An axial spring is positioned betwe...	10/11/2007
20070212226	RADIALLY-COMPACT ASSEMBLY BETWEEN A TURBINE SHAFT AND A STUB AXLE OF A TURBOMACHINE COMPRESSOR SHAFT The invention relates to an assembly between a turbine shaft and a stub axle of a turbomachine compressor shaft, the assembly comprising a substantially cylindrical compressor shaft stub axle, a substantially cylindrical turbine shaft disposed coaxially inside the compr...	09/13/2007
20070128044	FLUID MACHINE A fluid machine including a shaft and an impeller, wherein the impeller has a shaft bore into which the shaft is inserted, and wherein the impeller is coupled to the shaft by an interference fit. The fluid machine further includes a positioning part provided between the...	06/07/2007
20060245928	Wind power unit with structured surfaces for improvement of flow A wind power unit comprising a mast, a rotor with several blades, a nacelle and optionally further components around which there is a flow, is disclosed. The surfaces of the mast and/or the rotor blades and/or the nacelle and/or the further components at least partly co...	11/02/2006
20060228219	Repaired spline and seal teeth on mated components Repaired spline and seal teeth of a mated component are disclosed. The splines are repaired by using a low energy input weld to deposit a repair material on the non-worn, non-pressure face of the splines while minimizing the HAZ grain size. The splined area of the compo...	10/12/2006
20060228218	Adapter An adapter is provided for mounting a wind turbine on the upper end of a wind turbine tower even though the yaw plate of the wind turbine is not complementary in shape to the upper end of the wind turbine tower. ...	10/12/2006
20060182634	Wind power plant A wind power plant comprises an outside ring, an inside ring and roll bodies arranged between an inside jacket of the outside ring and an outside jacket of the inside ring for permitting twisting or rotation of the bearing rings against one another. One of the rings on ...	08/17/2006
20060153686	Turbine shaft and production of a turbine shaft The invention relates to a turbine shaft for a steam turbine, oriented in an axial direction and comprising a first and a second flow region. According to the invention, a first material is provided in the first flow region of the turbine shaft, and a second flow region...	07/13/2006
20060067832	Tri-property rotor assembly of a turbine engine, and method for its preparation A rotor assembly of an axial flow turbine engine has a bladed ring including a ring, and a plurality of turbine blades affixed to the ring and extending radially outwardly from the ring. There is a solid state weld joint between a central disk hub and the ring of the bl...	03/30/2006
20060008352	Composite gas turbine discs for increased performance and reduced cost A composite turbine disc includes a high nickel rim section and a steel bore section. The rim section is formed from a high nickel alloy which provides a higher melting point as compared to the material used for the bore section. A plating or forged welding enhanced age...	01/12/2006
20050281677	Powder/wrought alloy composite turbine disc A composite turbine disc includes a bore section providing a first set of mechanical and temperature resistance properties, and a rim section which provides a second set of mechanical and temperature resistance properties. The second set of mechanical properties and tem...	12/22/2005
20050271514	COATING AND COATING PROCESS INCORPORATING RAISED SURFACE FEATURES FOR AN AIR-COOLED SURFACE A coating and coating process for incorporating surface features on an air-cooled substrate surface of a component for the purpose of promoting heat transfer from the component. The coating process generally comprises depositing a first metallic coating material on the ...	12/08/2005
20050244275	Composite shaft A turbine shaft may be used to remove a heat load from pliant bearings without requiring the use of a process fluid for cooling the turbine shaft. The turbine shaft comprises a heat conductive sleeve disposed between an outer surface of a tie rod shaft and an inner surf...	11/03/2005
20050238493	Multiple alloy rotor and method therefor A process for producing a rotor, the rotor formed thereby, as well as turbines in which such a rotor is installed. The rotor is formed by casting an ingot to have first and second regions formed of different alloys that intermix during casting to define a transition zon...	10/27/2005
20050214123	Compressor wheel and shield An exemplary shield includes an attachment mechanism disposed on an outer surface to attach the shield to a joint of a boreless compressor wheel and a passage extending from a proximate end of the shield to a distal end of the shield. An exemplary method includes insert...	09/29/2005
20050169764	TURBOCHARGERS A turbocharger has a shaft formed of a strong material such as steel and an impeller formed of a relatively weaker material such as aluminum alloy. The impeller is mounted on the shaft by means of an internally-threaded insert, for example also of steel, interference fi...	08/04/2005

«First «Previous1 2 Next»Last»

PatentStorm

Quotables

PatentStorm News

Class 416/244A - Turbo machine