49th week of 2014 patent applcation highlights part 42 |
Patent application number | Title | Published |
20140356125 | GAS TURBINE ENGINE HEAT EXCHANGER SYSTEM - An apparatus includes a gas turbine engine and a heat transfer system. The gas turbine engine includes an inlet particle separator that separates inlet air into scavenge air and clean air. A scavenge air path conveys the scavenge air from the inlet particle separator to the heat transfer system. A heat exchange fluid path conveys a heat exchange fluid to the heat transfer system and a cooled heat exchange fluid away from the heat transfer system. The heat transfer system is configured to transfer heat from the heat exchange fluid path to the scavenge air path to cool the heat exchange fluid. | 2014-12-04 |
20140356126 | METHOD AND SYSTEM FOR SYNCHRONOUSLY INHIBITING SUBCRITICAL VIBRATIONS OF MAGNETIC LEVITATION MOLECULAR PUMP ROTOR - It is provided in the present invention a method for synchronously inhibiting subcritical vibrations of magnetic levitation molecular pump rotor, by means of synchronously sampling signals of subcritical vibrations of the rotor generated after the rotor of the magnetic levitation molecular pump touches down so as to obtain the amplitude and the phase of subcritical vibrations of the rotor, based on which outputting a compensation force for inhibiting subcritical vibrations of the rotor. Through using the present method, it is achieved of accurate synchronous for signals of subcritical vibrations and fast inhibition for subcritical vibrations of the rotor. | 2014-12-04 |
20140356127 | METHOD AND PUMP FOR PUMPING HIGHLY VISCOUS FLUIDS | 2014-12-04 |
20140356128 | METHOD AND DEVICE FOR STABILIZING A COMPRESSOR CURRENT - The present invention relates to a method for providing a fluid flow to a compressor system of a first turbo machine, wherein the compressor system includes at least one compressor housing in which at least one impeller is arranged and through which a compressor flow flows. The method includes feeding a primary fluid flow to a mixing region of the compressor system. The method further includes feeding a secondary fluid flow from an outside region of the compressor housing to the mixing region so that the secondary fluid flow mixes at least in part with the primary fluid flow to form a resulting fluid flow so that between the primary fluid flow and the secondary fluid flow a momentum exchange takes place, and so that the secondary fluid flow is promoted by the primary fluid flow. The method further includes feeding the resulting fluid flow to the compressor flow upstream of the impeller in the direction of the impeller. | 2014-12-04 |
20140356129 | FLUIDICS MODULE, DEVICE AND METHOD FOR PUMPING A LIQUID - A fluidics module rotatable about a rotational center includes first and second chambers and a compression chamber. First and second fluid channels are provided between the first and second chambers and the compression chamber, respectively. The flow resistance of the second fluid channel is smaller, for a flow of liquid from the compression chamber to the second chamber, than a flow resistance of the first fluid channel for a flow of liquid from the compression chamber to the first chamber. Upon rotation at a high rotational frequency, liquid is initially introduced from the first chamber into the compression chamber via the first fluid channel, so that a compressible medium is compressed within the compression chamber. Subsequently, the rotational frequency is reduced, so that the compressible medium within the compression chamber will expand and so that, thereby, liquid is driven into the second chamber via the second fluid channel. | 2014-12-04 |
20140356130 | Enclosed Vertical Axis Fluid Rotor - A enclosed vertical axis fluid rotor used as a wind turbine of two designs having multiple sails that are concave on the inside and convex on the outer side which allows omni-directional wind or other fluids to engage sails to create optimum fluid momentum. These are sectional segmentation of each rotor that can be stacked upon one another at locating lug points to be attached to each rotor to keep radial alignment precise during assembly. The preferred embodiment would be of composite materials or plastics that can be molded to a given design of three or more stages. The advantage of this turbine is using the fluids to their optimum efficiency. These designs have low starting speed, low precession, and low drag. One design has a central axis that turns with bearings with the rotor and the other design is a central static (non-turning) axis shaft that allows the turbine to turn on bearings. | 2014-12-04 |
20140356131 | FAN MODULE AND ELECTRIC BLOWER HAVING THE SAME - Disclosed herein is a fan module including an impeller cover having an intake member formed therein and covering one side of a housing, an impeller accommodated within the impeller cover and rotatably coupled to a rotational shaft of a motor accommodated in the housing, and a leakage reduction member positioned in an inner surface of the impeller cover to reduce a flow leakage between the impeller cover and the impeller. | 2014-12-04 |
20140356132 | DEVICE FOR MEASURING VIBRATION AMPLITUDES OF THE BLADE TIPS IN A TURBOMACHINE - The invention relates to a device for measuring vibration amplitudes of the blade tips in a turbomachine, comprising a support mounted in an orifice of a casing of a turbomachine and wherein are housed two optical guides for the emission and reception of a light signal exiting inside the casing across from the tips of the blades of a turbine wheel. Each optical guide comprises an optical fibre connected by a mechanical connector to a needle of which the core is made of a material able to transmit a light signal and which is resistant to temperatures less than or equal to 1100° C. and which exits at its distal end in the casing across from the blade tips. | 2014-12-04 |
20140356133 | FAN POWER SUPPLY CONTROL SYSTEM - A fan power supply control system includes a power supply module, a power control circuit, a signal control circuit, a PWM generator. The power supply is adapted to input a power signal to a fan. The power control circuit is between the power supply module and the fan and adapted to connect or disconnect the power supply module to the fan. The signal control circuit is connected the power supply module to the power control circuit and adapted to switch on or off the power control circuit. The PWM generator is adapted to generate a predetermined cycle square signal according to the power signal, to intermittently switch on or off the signal control circuit, and a switch on/off state of the power control circuit is synchronous with the signal control circuit. | 2014-12-04 |
20140356134 | DAMPERS FOR FAN SPINNERS OF AIRCRAFT ENGINES - Dampers for fan spinners of aircraft engines are disclosed. An example fan module for a gas turbine engine may include a fan disk; fan blades mounted to the fan disk and extending radially therefrom; a fan spinner operatively coupled to the fan disk at an axially upstream position; and/or one or more elastic vibration dampers operatively interposing the fan spinner and the fan disk. The elastic vibration dampers may be disposed circumferentially around an interface between the fan spinner and the fan disk and may be compressed axially and/or radially. | 2014-12-04 |
20140356135 | GAS TURBINE ENGINE AND ELECTRIC MACHINE - An electric machine is disclosed integrated to rotate with a shaft of a gas turbine engine. In one form the electric machine is integrated with a fan of the gas turbine engine. A rotor of the electric machine can be disposed at the end of the fan blades and the stator integrated into a flow path forming surface of the gas turbine engine. In one form the windings of the electric machine can change configuration permitting some windings to be placed in parallel with one or more other windings, and then connected together in series with remaining windings, if any. The voltage of the electric machine can change as a result of a change in configuration of the windings. A moveable member can also be used to alter a magnetic field produced from the electric machine when operated such that a voltage can be changed as a result of altering the magnetic field. | 2014-12-04 |
20140356136 | FLUID-POWERED MOTORS AND PUMPS - Fluid-powered devices are detailed. The devices may be utilized as motors or pumps, for example, and are capable to switching dynamically between these functions. They additionally may use surface-area, rather than solely pressure, differentials to produce rotary motion. | 2014-12-04 |
20140356137 | STAMPED TURBINE HUB WITH CENTRING TABS FOR TORQUE CONVERTER - A torque converter is provided including a turbine with a turbine hub. A cover plate is fixed to the turbine hub. A damper assembly including a damper flange with an axially extending sleeve portion having a splined or toothed inner surface that is adapted to engage a transmission input shaft is provided. A spring is located between the cover plate and the damper flange for transferring torque from the turbine hub to the transmission input shaft via the damper flange. The turbine hub includes axially protruding tabs that contact an outer surface of the sleeve portion to center the turbine hub on the sleeve portion. The turbine hub also includes a radially inwardly extending portion that at least partially overlaps an axial end of the sleeve portion. | 2014-12-04 |
20140356138 | VARIABLE-SPEED MULTI-STAGE REFRIGERANT CENTRIFUGAL COMPRESSOR WITH DIFFUSERS - A refrigeration system includes a chiller having a refrigerant loop. A compressor is part of and in fluid communication with the refrigerant loop. The compressor has two stages, one with a variable geometry diffuser and one with a fixed geometry diffuser. | 2014-12-04 |
20140356139 | SHUT OFF VALVE FOR OSCILLATING WATER COLUMN TURBINES - A shut-off valve for a turbine of an oscillating water column may include a plurality of guide vanes configured to control a fluid flow into a flow passage defined by the turbine. The plurality of guide vanes may be at least partially disposed within the flow passage and may include a plurality of fixed guide vanes and a plurality of movable guide vanes. The plurality of fixed guide vanes and the plurality of movable guide vanes may be sequentially disposed in an alternating pattern in the flow passage. | 2014-12-04 |
20140356140 | CENTRIFUGAL COMPRESSOR HAVING A BEARING ASSEMBLY - Embodiments of the present disclosure are directed towards an annular bearing retainer ring comprising a first axial surface, wherein the first axial surface is planar, and a second axial surface, wherein the second axial surface is non-planar. | 2014-12-04 |
20140356141 | GEARED TURBOFAN ENGINE WITH INTEGRAL GEAR AND BEARING SUPPORTS - A gas turbine engine includes a bearing. A bearing support includes a first wall that extends between the first and second ends and is operatively supported by the bearing at a first end. An engine case is secured to the second end radially outward of the first end. A flexible support is provided by a second wall integral with and extending transversely from the first wall. The second wall has a first flange and a gear train component is secured to the first flange. | 2014-12-04 |
20140356142 | Gas Turbine with Honeycomb Seal - Provided is a gas turbine that can solve a problem in which a seal fin of a turbine blade is abraded by a brazed place of a honeycomb seal. | 2014-12-04 |
20140356143 | ASSEMBLY FOR A FLUID FLOW MACHINE - A structural assembly for a fluid-flow machine includes: a main flow path boundary and at least one row of relatively rotating blades with a gap existing between blade ends of the at least one row of blades and the main flow path boundary. At least one secondary flow duct has in the main flow path boundary one opening each at ends spaced apart in the flow direction, such that the secondary flow duct is connected to the main flow path via the two openings. The structural assembly has at least two components connected to one another, i.e. at least one support component and at least one connecting component, where the support component at least partially forms the main flow path boundary and where the connecting component forms or surrounds at least one part-section of the secondary flow duct. | 2014-12-04 |
20140356144 | ASSEMBLY FOR A FLUID FLOW MACHINE - A structural assembly for a fluid-flow machine includes a main flow path boundary a row of relatively rotating blades with a gap existing between the blade ends and the main flow path boundary. A secondary flow duct is connected to the main flow path via two openings. A structural assembly has at least one support component and at least one insertion component. A structure extending in the circumferential direction and receiving or holding at least one insertion component along the circumference is provided in the support component. Each insertion component forms with at least some of its faces at least part of the main flow path boundary. Each secondary flow duct is jointly limited along at least part of its course by faces of at least two components of the structural assembly. | 2014-12-04 |
20140356145 | CENTRIFUGAL COMPRESSOR HAVING SEAL SYSTEM - Embodiments of the present disclosure are directed towards a seal assembly including a first seal and a second seal, wherein the first seal and the second seal axially abut one another within a retaining bore of a compressor, and cooperatively form an outer radial contour of the seal assembly that is retained by the retaining bore. | 2014-12-04 |
20140356146 | VACUUM PUMP - A vacuum pump includes a rotor and a rotary bearing, which is to be supplied with an operating medium, for the rotatable support of the rotor, wherein the rotor has a conveying section, in particular a conical conveying section, for supplying the operating medium to the rotary agent. A conveying pump is provided for conveying the operating medium and/or an operating medium store is provided having an absorbent storage means for the operating medium. Further, at least one wick is provided which is in contact with the conveying section to transfer the operating medium provided from the conveying pump and/or from the absorbent storage means to the conveying section in a desired quantity. | 2014-12-04 |
20140356147 | CENTRIFUGAL COMPRESSOR HAVING COOLING SYSTEM - Embodiments of the present disclosure are directed towards a centrifugal compressor, a heat exchanger integral with the centrifugal compressor and configured to transfer heat from a fluid pressurized by the centrifugal compressor to a cooling fluid flow, and a cooling fluid supply head of the heat exchanger comprising an integral flow control valve configured to regulate a cooling fluid flow rate through the heat exchanger. | 2014-12-04 |
20140356148 | RADIAL VANE AND METHOD OF MANUFACTURING SAME - Provided is a radial vane with which manufacturing is possible with superior economy, without incurring a cut loss associated with vane separation in a weld part of a thread bundle With a longitudinal intermediate part of a contiguous bundle of threads being a fold-over part, both end parts of the fold-over part of the thread bundle are opened into radial shapes and superpositioned, leaving a space in the center part of the fold-over part, a ring-shaped fold-over part ( | 2014-12-04 |
20140356149 | FAN - A fan includes an impeller and a frame. The frame is used for accommodating the impeller. The frame includes a plurality of static blade groups. Each of the static blade groups has a plurality of static blades. Moreover, at least one first static blade of a first static blade group and at least one first static blade of a second static blade group are symmetric with respect to a central axis of the frame. | 2014-12-04 |
20140356150 | GRAIN MICROSTRUCTURE IN DAMPERS OF GAS TURBINE ENGINE - A damper for a gas turbine engine is provided. The damper comprises a first portion, a second portion, and a surface. The second portion angularly extends from the first portion to define an interior corner therebetween. The surface bounds the first portion, the second portion, and the interior corner. The damper further comprises a grain composition containing columnar grains and equiaxed grains. The equiaxed grains are disposed adjacent to the surface such that a volume of the columnar grains is less than a volume of the equiaxed grains in the grain composition. | 2014-12-04 |
20140356151 | HOLLOW-BLADE TURBINE VANE MADE FROM COMPOSITE MATERIAL, TURBINE OR COMPRESSOR INCLUDING A NOZZLE OR GUIDE VANE ASSEMBLY FORMED BY SUCH BLADES, AND TURBOMACHINE COMPRISING SAME - A turbine engine vane is made of composite material comprises a hollow airfoil with an internal passage extending along its entire length, an inner platform, and an outer platform. The airfoil is extended on the outside of the outer platform by an upstream attachment portion and a downstream attachment portion for mounting the vane in a casing. The attachment portions are formed by an attachment extending from the outer longitudinal ends of the pressure side wall and the suction side wall of the airfoil with continuity of the fiber reinforcing texture of the composite material between the walls and the attachment tabs. | 2014-12-04 |
20140356152 | APPARATUS FOR MOVING TURBINE SHELL - An apparatus for moving a turbine shell of a turbomachine is provided. In one embodiment, the apparatus includes a shell support having a first member and a second member coupled to a side of an upper portion of a turbine shell. The apparatus also includes an actuator coupled to the shell support. The actuator may rotate the upper portion of the turbine shell to expose internal components of a turbine system. The apparatus may also include a platform positioned adjacent the shell support and a pivot assembly coupled to the shell support and actuator. The pivot assembly of the apparatus may be positioned on a first surface of the platform. Additionally, the apparatus may include a securing structure positioned on a second surface of the platform for preventing movement of the shell support during the rotating of the upper portion of the turbine shell. | 2014-12-04 |
20140356153 | TWIN-SCROLL TURBOCHARGER - To provide a turbocharger capable of turbocharging efficiency and reducing cost by suppressing a rapid expansion of exhaust gas blown from an outlet of a scroll in the vicinity of an inlet of a rotor blade, a twin-scroll turbocharger ( | 2014-12-04 |
20140356154 | Blade With An S-Shaped Profile For An Axial Turbomachine Compressor - The present disclosure provides a subsonic rotor and/or stator blade profile of an axial turbomachine compressor, such as a turbojet. The blade comprises a leading edge with an S-shaped lateral profile in its mid-plane. Specifically, the profile includes, from its inner end to the outer end, a first convex portion including the foremost point of the blade, and a second concave portion including the rearmost area of the blade. This profile enables the fluid flow between 20% and 80% of the blade's length to be redistributed. This so-called “sweep” profile increases the performance of the stage with such blades because it reduces blade tip vortex losses as well as secondary losses. | 2014-12-04 |
20140356155 | Nozzle Insert Rib Cap - The present application provides a nozzle assembly for use in a turbine engine. The nozzle assembly may include a first nozzle cavity, a second nozzle cavity, a rib positioned between the first nozzle cavity and the second nozzle cavity, a first cavity insert with a first cavity insert configuration, a second cavity insert with a second cavity insert configuration, and a rib cap positioned on the rib. The rib cap may include a rib cap configuration such that only the first cavity insert with the first cavity insert configuration fits within the first nozzle cavity and only the second cavity insert with the second cavity insert configuration fits within the second nozzle cavity. | 2014-12-04 |
20140356156 | AIRFOIL GEOMETRY OF BLADE FOR AXIAL COMPRESSOR - A suction surface of a blade forming a blade row of an axial compressor includes a concave region having a negative curvature at a leading edge part, and a flat region having substantially zero curvature continued rearwardly of the concave region, so that multiple compression waves are generated, enabling moderation of magnitude of a 1st passage shock to reduce pressure loss and suppress boundary layer separation on the suction surface. Providing a concave region having a negative curvature in a frontal part on a pressure surface of the blade suppresses an increase in the airflow velocity in the frontal part, thus weakening a 2nd passage shock generated on the pressure surface to enable reduction of pressure loss. The concave region of the pressure surface may be extended from a position having a chord length of no greater than 10% to a position having at least 20%. | 2014-12-04 |
20140356157 | WIND TURBINE DEVICE WITH DIVERTER PANELS AND RELATED SYSTEMS AND METHODS - A wind turbine device may include turbine blades being radially spaced and extending vertically, diverter panels being respectively adjacent and radially outward of the turbine blades, an inner support ring coupled to the turbine blades, and an axle coupled to the turbine blades. | 2014-12-04 |
20140356158 | GAS TURBINE ENGINE VANE ASSEMBLY AND METHOD OF MOUNTING SAME - The gas turbine engine vane assembly has a vane having an elongated airfoil body extending to a tip and a grommet disposed around the tip. An insert having a closed loop shape with an inner surface matingly shaped to receive the outer surface of the grommet, and an outer surface matingly shaped to be snugly received in the slot. A method of mounting such a vane assembly is also disclosed. | 2014-12-04 |
20140356159 | LOW HUB-TO-TIP RATIO FAN FOR A TURBOFAN GAS TURBINE ENGINE - A fan for a turbofan gas turbine engine, the fan comprising a rotor hub and a plurality of radially extending fan blades integral with the hub to form an integrally bladed rotor. Each fan blade defines a leading edge. A hub radius (R | 2014-12-04 |
20140356160 | MECHANICAL SEAL - A mechanical seal is disclosed having a rotatable sealing face and a stationary sealing face that are in opposed relation and arranged to be urged, into contact to form a seal. One of the sealing faces is mounted on a support assembly that includes a biasing device operative to move that sealing face into contact with the other sealing face. In one form of the invention, the biasing device comprises one or more resilient members that in use are deformed to provide the biasing force. In a second form of the invention, the support assembly forms part of a fluid barrier of the seal and the biasing device is fluid impervious and forms part of the barrier. In a third form of the invention, the biasing device is exposed to fluid pressure in the chamber and the biasing force increases on increasing the fluid pressure in the chamber. | 2014-12-04 |
20140356161 | METHOD TO INDIVIDUALLY OPTIMIZE RESPECTIVE PITCH ANGLES OF A PLURALITY OF BLADES IN A WIND TURBINE - A method to individually optimize respective pitch angles of blades in a wind turbine. The method allows supplying ( | 2014-12-04 |
20140356162 | WIND POWER TURBINE AND WIND POWER TURBINE CONTROL METHOD - A wind power turbine control method, the wind power turbine having an electric machine, in turn having a stator, a rotor rotatable about an axis of rotation with respect to the stator, and a mechanical bearing assembly configured to couple the rotor in rotary manner to the stator; the stator having at least one winding to interact electromagnetically with the rotor; and the control method including the steps of: estimating at least one quantity selected from a group including a distance between the rotor and the stator, the variation over time in the distance, and misalignment between the rotor and stator; defining a localized additional magnetic force as a function of the selected quantity; and regulating the selected quantity using the localized additional magnetic force defined. | 2014-12-04 |
20140356163 | TURBOMACHINE - An alternative apparatus for utilizing wind and water energy on the basis of a cyclogyro rotor, which may be arranged as a small-size power plant, with increased efficiency and extended application spectrum. A turbomachine includes a substantially cylindrical rotor with the rotor body and a rotational axis, in which the rotor is arranged to be permeated in a direction perpendicularly to the rotational axis, and has a plurality of rotor blades arranged parallel to the rotational axis in the rotor body and an adjusting device for cyclically adjusting the rotor blades. | 2014-12-04 |
20140356164 | APPARATUS TO DETECT AERODYNAMIC CONDITIONS OF BLADES OF WIND TURBINES - Apparatus for detecting aerodynamic conditions of a rotor blade ( | 2014-12-04 |
20140356165 | WIND TURBINE BLADES WITH AIR PRESSURE SENSORS - A wind turbine blade has a suction side shell member and a pressure side shell member. The shell members are joined along a leading and trailing edge from a root to a tip of the blade and defining an internal cavity of the blade. A pressure sensor is configured on at least one of the suction or pressure side shell members. The pressure sensor further includes a body mounted to an inner surface of the respective shell member within the internal cavity. A sensing element has a first side exposed to external air pressure through a passage in the respective shell member, and an opposite second side exposed to a reference pressure. Control circuitry within the body generates a variable output signal as a function of a pressure differential between the external air pressure and reference pressure experienced by the sensing element. | 2014-12-04 |
20140356166 | CLEARANCE MEASURING SENSOR WITH ABRADABLE ELECTRODE - A capacitive sensor for measuring the clearance between the apex of the vanes of a rotor and the inner surface of an abradable coating covering the inner surface of a turbomachine casing, the clearance measuring capacitive sensor including a first electrode the material of which is abradable so as to get worn upon contacting an apex of a vane, the material of the first electrode having a degree of wear substantially identical to the degree of wear of the material of the abradable coating. | 2014-12-04 |
20140356167 | Apparatus and Methods for Electricity Generation from Exhaust of Condenser of HVAC System - A low RPM permanent magnet generator mounted over the exhaust port of a HVAC condenser provides a direct drive generator that allows low cogging and low startup resistance to effectively produce electricity at low wind speeds. | 2014-12-04 |
20140356168 | CENTRIFUGAL FAN IMPELLER WITH VARIABLE SHAPE FAN BLADES AND METHOD OF ASSEMBLY - In one aspect, a flexible fan blade for use in a centrifugal fan impeller having at least one of a rear plate and a front plate with an air inlet is provided. The flexible fan blade comprises a fixed central portion fixedly coupled to at least one of the front plate and the rear plate of the centrifugal fan impeller. The flexible fan blade also includes a trailing edge extending from the fixed central portion and being moveable between a first position and a second position. The trailing edge is fabricated from a compliant material. Furthermore, the trailing edge is flexible in relation to the fixed central portion between a first position and a second position. The flexible fan blade also includes a leading edge extending from the fixed central portion in opposed relation to the trailing edge. | 2014-12-04 |
20140356169 | HUB OF A WIND TURBINE - A wind turbine hub having both blades mounted thereon by means of blade bearings adjustable about the longitudinal axes thereof. The turbine includes means for effecting multi-axes adjustments of a plurality of elements relative to one another. The elements are rotatable about bearings having selectively oriented axes of rotation, each bearing comprising two parts rotatable relative to each other. | 2014-12-04 |
20140356170 | OIL RETURN STRUCTURE FOR FAN - An oil return structure for fan includes a base, a bearing, a retaining ring and a rotor. The base has a bearing cup internally defining a receiving space for receiving the bearing therein. The bearing has a centered and axially extended shaft hole. The retaining ring is located at a front end of the bearing and has a central hole. The rotor includes a hub and a shaft. The shaft is extended through the central hole of the retaining ring into the shaft hole of the bearing, and is provided with an annular groove corresponding to the retaining ring. Oil in the bearing flowing to the annular groove during fan operation is centrifugally pulled out of the shaft and then caught by the retaining ring, from where the oil returns to the bearing. Therefore, loss of oil from the bearing is largely reduced to ensure extended fan service life. | 2014-12-04 |
20140356171 | ROTOR FOR A CENTRIFUGAL FAN, PARTICULARLY FOR THE FORCED CIRCULATION OF AIR IN CONVENTION COOKING OVENS - A centrifugal fan rotor includes radial blades extending from a disc support connectable to a hub for connection to the rotor's shaft. The blades are produced by stamping metal sheet, each having a corresponding blade surface and opposite attachment projection to the disc support. The rotor includes at least a first group of the blades in which each blade of the first group is provided with respective attachment projections upstream of the corresponding blade surface with respect to a direction of rotation of the rotor, and at least a second separate group of the plurality of blades in which each blade is provided with respective attachment projections arranged downstream of the corresponding blade surface with respect to rotation direction, such that each blade of the first and second groups are mirror-symmetrical to each other with respect to a radial center plane of symmetry between the blades extending through rotation axis. | 2014-12-04 |
20140356172 | TURBINE WHEEL IN A TURBINE ENGINE - The invention relates to a turbine wheel ( | 2014-12-04 |
20140356173 | TURBINE ENGINE WHEEL, IN PARTICULAR FOR A LOW PRESSURE TURBINE - The invention relates to a turbine engine wheel ( | 2014-12-04 |
20140356174 | SELF-TIGHTENING ROTOR - 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 configured to cause rotation of the hub such that the mating connection of the first and second fastening features is tightened by the rotation; and a plurality of rotor blades coupled to the hub and configured to rotate therewith to generate a propulsive force. | 2014-12-04 |
20140356175 | LOCK PLATE - A lock plate for preventing relative movement between a first component and an adjoining second component, comprises a first end, a second end, and a planar portion extending between the first end and the second end. | 2014-12-04 |
20140356176 | ROTOR BLADE ASSEMBLY HAVING A STIFFENING ROOT INSERT - A rotor blade assembly for a wind turbine having a rigid root insert is disclosed. The rotor blade assembly includes a blade root section having an end face with a substantially annular cross-section defined by an outer sidewall surface and an inner sidewall surface. The end face is configured to attach the rotor blade assembly to a hub. The rotor blade assembly includes a radial bore hole provided a predetermined span-wise distance from the end face and extending between the sidewall surfaces and a longitudinal bore hole provided between the sidewall surfaces and extending from the end face to the radial bore hole. The rigid root insert is disposed within the longitudinal bore hole and extends from the end face to the radial bore hole. As such, the rigid root insert is configured to increase the stiffness of the blade root section when the rotor blade assembly is attached to the hub with bolts that extend into and through the radial bore hole and the longitudinal bore hole. | 2014-12-04 |
20140356177 | TURBINE SEGMENTED COVER PLATE RETENTION METHOD - An improved gas turbine cover plate assembly is disclosed for use in connection with segmented cover plates in turbine configurations where it is not possible to stagger the blades to create assembly clearance. The improved turbine assembly also avoids cover plate loading slots in the disc which can cause high stress features. The improved system also includes a method to axially retain segmented cover plates in relation to a turbine disc using a segmented retainer ring. | 2014-12-04 |
20140356178 | BLADE OF A TURBINE - The present invention relates to a blade of turbine having an aerofoil, a platform and a root portion configured to be slidingly received in mounting slots of a rotor disc. The blade further includes a locking member disposed on the root portion and engaged with the rotor disc to make axial fixation of the blade to the rotor disc. With the technical solution of the present invention, it provides a blade with simple and cost effective axial locking system to make axial fixation of the blade relative to the rotor disc, and also a fail-safe solution during assembly process. | 2014-12-04 |
20140356179 | IMPELLER AND ROTATING MACHINE PROVIDED WITH SAME - The impeller is provided with: a disc section equipped with a tube section, the grip section of which is fixed by thermal deformation to a rotation shaft that is rotated around the axis line, and a main disc body, which is provided on the other end in the axial direction from the grip section and which extends outward in the radial direction of the rotation shaft; and blade sections that protrude from the main disc body in the axial direction. The disc section is provided with a hoop stress-limiting section, the tube section of which extends further towards the other end in the axial direction than the main disc body. | 2014-12-04 |
20140356180 | Wind Turbine For Facilitating Laminar Flow - Vertical axis wind turbines are provided having foil design and geometry that facilitates lift, torque and laminar flow along a 360 degree radial. Contemplated foils are non-planar, and have a chord length that is at least three times greater than a distance between a trailing end of a leading foil, and a leading end of a trailing foil. Additionally or alternatively, the foils are located away from a turbine axis at a distance that is about 2.9-3.5 times greater than a chord length of the foils. In some embodiments, the foils are circumferentially distributed via one or more laminar stall vanes. | 2014-12-04 |
20140356181 | WIND TURBINE BLADE HAVING A TENSILE-ONLY STIFFENER FOR PASSIVE CONTROL OF FLAP MOVEMENT - A wind turbine blade, including: an airfoil ( | 2014-12-04 |
20140356182 | WIND TURBINE BLADE AND METHOD OF FABRICATING A WIND TURBINE BLADE - A wind turbine blade ( | 2014-12-04 |
20140356183 | RHENIUM-FREE OR RHENIUM-REDUCED NICKEL-BASE SUPERALLOY - A nickel-base superalloy is disclosed. The superally includes aluminium, cobalt, chromium, molybdenum, tantalum, titanium and tungsten, in addition to nickel, as alloy constituents, wherein rhenium can additionally be contained and the rhenium content is less than or equal to 2 wt. % and wherein the titanium content is greater than or equal to 1.5 wt. %. Further disclosed is a component made of the nickel-base superalloy. | 2014-12-04 |
20140356184 | WIND TURBINE FLANGE CONNECTION - A wind turbine flange connection between a hub and a nacelle of the wind turbine, a wind turbine, a wind turbine hub and a wind turbine nacelle is provided. The hub of the wind turbine comprises a first flange and the nacelle of the wind turbine comprises a second flange. The first flange and the second flange are connected to each other by a number of connection means, to transfer forces between the first flange and the second flange. The first flange comprises a plurality of holes and the second flange comprises a plurality of holes corresponding to the holes in the first flange. Shear pins are arranged in the holes in the flanges to transfer rotational forces between the hub and the nacelle. | 2014-12-04 |
20140356185 | METHOD, SYSTEM AND DEVICE FOR CONTRIBUTING TO THE ASSEMBLY OF A WIND TURBINE - A contribution is made to the assembly of a wind turbine intended to comprise, in a final assembly condition, a tower ( | 2014-12-04 |
20140356186 | Method for Manufacturing Gas Turbine Blade, and Gas Turbine Blade - This method is a method for manufacturing a gas turbine blade, including:
| 2014-12-04 |
20140356187 | DE-ICING OF A WIND TURBINE BLADE - A heating assembly for a wind turbine: generator, the assembly comprising: a heat reservoir mounted within a blade of the wind turbine generator; a heat source for supplying heat to the heat reservoir; a plurality of thermal conductors projecting front said heat reservoir to a surface of said blade. | 2014-12-04 |
20140356188 | TURBINE BLADE AIRFOILS INCLUDING FILM COOLING SYSTEMS, AND METHODS FOR FORMING AN IMPROVED FILM COOLED AIRFOIL OF A TURBINE BLADE - Turbine blade airfoils, film cooling systems thereof, and methods for forming improved film cooled components are provided. The turbine blade airfoil has an external wall surface and comprises leading and trailing edges, pressure and suction sidewalls both extending between the leading and the trailing edges, an internal cavity, one or more isolation trenches in the external wall surface, a plurality of film cooling holes arranged in cooling rows, and a plurality of span-wise surface connectors interconnecting the outlets of the film cooling holes in the same cooling row to form a plurality of rows of interconnected film cooling holes. Each film cooling hole has an inlet connected to the internal cavity and an outlet opening onto the external wall surface. The span-wise surface connectors in at least one selected row of interconnected film cooling holes are disposed in the one or more isolation trenches. | 2014-12-04 |
20140356189 | VACUUM DEVICE FOR PLANTS FOR THE PROCESSING OF CONTAINERS, AND METHOD FOR CONTROLLING A VACUUM DEVICE - An apparatus for generating negative pressure in an installation for filling containers with liquid bulk product includes a vacuum device, and a control-and-regulating unit. The vacuum device has a controllable suction power, and has a plural electrically-powered vacuum pumps. These are configured to operate in parallel. The control-and-regulating unit is configured to control the number of vacuum pumps that are active, thereby controlling the suction power. | 2014-12-04 |
20140356190 | METHOD FOR THE START-UP CONTROL OF AN ELECTRIC VACUUM PUMP - The invention relates to a method for controlling a start-up of an electric vacuum pump for a vacuum system of a vehicle, wherein the start-up can occur according to at least two different start-up modes, i.e., according to a standard mode and according to at least one special mode, wherein in the standard mode the vacuum pump is connected to a supply voltage in a non-clocked manner and in the special mode the vacuum pump is connected to a supply voltage in a dynamically clocked manner. | 2014-12-04 |
20140356191 | Tamper Resistant Hand-Operated Pneumatic Pump - An Example can include an elongate pump barrel extending along a length and defining an elongate hollow piston chamber. The Example can include a piston slidably movable within the piston chamber to compress air within the piston chamber. The Example can include a piston rod connected to the piston. The Example can include a handle connected to the piston rod to reciprocally slide the piston in the piston chamber. The Example can include a piston rod seal disposed around the piston rod and coupled with the elongate pump barrel. The Example can include a downward opening air intake passage, located away from the rod seal, in fluid communication with a top of the piston. | 2014-12-04 |
20140356192 | DISPENSING PUMP - A pump includes a pump body defining a fluid chamber and inlet and outlet ports in fluid communication with the fluid chamber, an inlet check valve connected to the inlet port, an outlet check valve connected to the outlet port, and a piston housing coupled to the pump body and defining a piston chamber. A piston assembly is disposed at least partially within the piston chamber and at least partially within the fluid chamber and includes a piston and a poppet connected to the piston in proximity to the pump body. In addition, the pump includes a gland disposed between a portion of the piston housing and the pump body. Further, the pump includes the poppet having a poppet head axially connected to a diaphragm coupled to a poppet flange. The poppet head is connected to the piston. | 2014-12-04 |
20140356193 | Peristaltic Pump and Method of Transporting Material with a Peristaltic Pump - A peristaltic pump comprises a tube to transport a material in a transport direction and one or more piezoelements, which are configured to cause a squeezing of the tube. Furthermore, a method of transporting material comprises the step of successively actuating the piezoelements along the transport direction of the material and thereby causing a squeezing of the tube. | 2014-12-04 |
20140356194 | AIRLIFT PUMP WITH HELICAL FLOW PATTERN - The airlift pump with helical flow pattern includes a nozzle body having a fluid passage therethrough. A plurality of air or gas injector nozzles surrounds the central passage. The outward side of each nozzle is tangent to the fluid passage wall through the body to produce circumferential flow in the fluid passage. Each of the air injector nozzles is also inclined in the direction of flow through the body, the tangential inclination resulting in a helical flow pattern through the body. The centrifugal force generated by the circumferential and helical flow through the body results in a pressure decrease through the core of the fluid passage, thereby enhancing entrainment of fluid into the device to increase its efficiency. The fluid passage through the nozzle body is devoid of any structure, and the inlet end of the passage is smoothly radiused to further increase the efficiency of the device. | 2014-12-04 |
20140356195 | OIL SUCTION DEVICE OF VEHICLE - An oil suction device of a vehicle has a mechanical oil pump and includes an air suction unit. The air suction unit includes a first communication passage, a second communication passage, and an opening and closing mechanism. The first communication passage communicates with an atmosphere side. The second communication passage communicates with a suction unit of the oil pump. The opening and closing mechanism is capable of switching between opening and closing of communication between the first communication passage and the second communication passage. When an oil suction pressure of the oil pump becomes a negative pressure lower than or equal to a predetermined pressure, the opening and closing mechanism is opened to cause air sucked through the air suction unit to be mixed into oil which is sucked from an oil reservoir through a suction pipe. | 2014-12-04 |
20140356196 | NATURAL GAS COMPRESSOR - The present application discloses a natural gas compressor, a natural gas compressor assembly, a system for compressing natural gas, and a method of compressing natural gas. In certain embodiments, the natural gas compressor comprises a housing, a plurality of cylinder piston assemblies disposed within the housing, and a drive system for moving the pistons of the cylinder piston assemblies to compress natural gas within the cylinders of the assemblies. Each cylinder piston assembly comprises a piston for compressing natural gas within a cylinder of the assembly. The plurality of cylinder piston assemblies are fluidly connected in sequence such that each assembly forms a compression stage of the compressor. | 2014-12-04 |
20140356197 | Remote Drag Hose Pump Control System - A pump control system is described, that is suitable for controlling multiple pumps coupled in series to pump fluids great distances. The apparatus of the invention is particularly well suited for pumping liquid manure or other fluid slurries from a main tank to a pumping field using booster pumps. The apparatus includes a control system that remotely controls functions on the main pump and booster pumps. | 2014-12-04 |
20140356198 | Solar Powered Portable Submersible Water Pump - A pumping system for pumping water from streams, ponds or shallow wells having a predetermined depth, featuring a reel assembly to rotate so as to receive, roll-up and retain a hose; a submersible pump assembly having submersible pumps, each connected to a manifold in parallel so as to form a parallel pump configuration, the manifold having a hose connection to couple to the hose; a solar panel to couple and electrically power the submersible pump assembly; and a portable cart having a frame with a first frame part to affix to the reel assembly, a second frame part to affix to the solar panel, a third frame part to detachably receive and retain the submersible pump assembly, and a fourth frame part to affix to the wheel assembly to roll the pump system to a remote location for pumping water in areas with little or no access to grid electricity or liquid fuel. | 2014-12-04 |
20140356199 | PROPULSION UNIT - A propulsion unit is disclosed, which can include a casing, a shaft, a propeller, an annular housing and a rim drive electric motor. The casing can be rotatably supported at a hull of a vessel. The shaft can be rotatably supported with bearings within a lower portion of the casing. A propeller can be attached to an outer end of the shaft protruding from the lower portion of the casing. The annular housing can surround an outer perimeter of the propeller and can form a duct for water flowing through the interior of the annular housing. The rim drive electric motor can include a rotor rim provided on an outer perimeter of the propeller and a stator provided within the annular housing. Oil lubricated roller bearings can be used on the shaft within the casing. The axial length of the propulsion unit can be short. | 2014-12-04 |
20140356200 | Electric Pump - A pump for pumping liquid has an electric motor driving an impeller disposed within a pump chamber. The motor has a stator, a rotor, and an end cap. The end cap has a printed circuit board upon which are mounted two brushes connected to a pair of motor terminals through a thermistor. Optionally, the motor may include, singularly or in combination, one or more inductors located between the brushes and the motor terminals, a varistor for preventing excessive voltage spikes electrically connected between the motor terminals, and one or more capacitors electrically connecting the motor terminals to ground. | 2014-12-04 |
20140356201 | Multiple Port Discharge Manifold Fluid End - A fluid end assembly comprising a fluid end housing with multiple discharge manifold ports. Embodiments of the disclosure provide a fluid end assembly that overcomes problems associated with prior art single port discharge manifold designs that result in non-symmetrical flow of discharged fluids through the fluid end discharge valves, resulting in premature failure of said valves. The multiple port manifolds of the present disclosure overcome problems associated with non-symmetrical flow of discharged fluids through a fluid end discharge valve, thereby improving valve life and performance. | 2014-12-04 |
20140356202 | PUMP ROLLER HEAD WITH PIVOTING ROLLERS AND SPRING ARMS - A roller assembly comprises a central section with a hub; a plurality of flexible arms coupled to the central section; a plurality of spring pins, one spring pin coupled to each of the plurality of flexible arms; a plurality of arms coupled to the central section such that each arm is capable of pivoting independently with respect to the central section; and a plurality of rollers, one roller coupled to each of the plurality of arms. | 2014-12-04 |
20140356203 | PUMP ROLLER ASSEMBLY WITH INDEPENDENTLY SPRUNG PIVOTING ROLLERS - A roller assembly comprises a central section with a hub; a plurality of spring assemblies coupled to the central section; a plurality of arms coupled to the central section such that each arm is capable of pivoting independently with respect to the central section; and a plurality of rollers, one roller coupled to each of the plurality of arms. Each roller may be coupled to each arm with a pin. | 2014-12-04 |
20140356204 | PUMP ROLLER ASSEMBLY WITH FLEXIBLE ARMS - A roller assembly comprises a central section with a hub; a plurality of arms coupled to the central section, each arm having a radial section, an arcuate section, and a bent section; and a plurality of rollers, one roller coupled to the bent section of each arm. The arms may be flexible such that the rollers are capable of moving with respect to the central section when the arms flex. The rolling surface of the rollers is arranged to engage a polymer sheet or flexible tubing throughout travel of the arms. | 2014-12-04 |
20140356205 | PUMP HEAD WITH INDEPENDENTLY SPRUNG OFFSET PICOTING ROLLERS - A roller assembly comprises a central section with a hub, the central section having a plurality of pivots located around the central section; a plurality of arms, each arm having a roller end and a pivot end, the pivot ends coupled to the central section at the plurality of pivots such that each arm is capable of pivoting independently with respect to the central section, the roller ends and pivot ends of each arm located a distance of at least one roller width away from each other; a plurality of rollers, one roller coupled to each of the roller ends of the plurality of arms; wherein the plurality of rollers and arms are located around the central section such that the pivot is located a distance away from the roller. | 2014-12-04 |
20140356206 | PUMP ROLLER ASSEMBLY WITH INDEPENDENTLY SPRUNG ROLLERS - A roller assembly comprises a central section with a hub; a plurality of arms coupled to the central section such that each arm is capable of moving independently with respect to the central section; a plurality of spring pins, one spring pin associated with each arm; a plurality of retaining pins, one retaining pin associated with each arm; and a plurality of rollers, one roller coupled to each arm. | 2014-12-04 |
20140356207 | AN OIL-FREE SCROLL FLUID MACHINE - An oil-free scroll fluid machine includes an inner casing used as or not as a fixed scroll, and an outer casing used as a fixed scroll. The inner casing is butted with the outer casing to form a seal chamber. An orbiting scroll, which is installed on an eccentric part of an eccentric spindle through a group of bearings, is arranged in the seal chamber. The orbiting scroll is driven by the eccentric spindle and restricted by orbiting scroll anti-rotation crank pins to make a planar revolution in the seal chamber. The orbiting scroll is meshed with the fixed scroll to form several crescent compressed and sealed gas chambers with gradually reduced volumes from an outer edge to a center thereof, and therefore gas is sucked in from a gas inlet on the outer edge and exhausted through an exhaust port of the machine. | 2014-12-04 |
20140356208 | EXPANDER - In order to suppress the damage and the degradation in durability of a bearing of an expander, simplify the configuration of the expander, and reduce the manufacturing cost thereof, an expander of the present invention includes an expander rotor that is rotationally driven by an expanding force transmitted from vapor of a working medium introduced into an expansion chamber and a first bearing that supports a first rotation shaft of the expander rotor to a vapor inlet, a casing includes therein first bearing chambers that have a pressure lower than that of the vapor inlet and accommodate the first bearing, and a passage that leads lubricant to a low-pressure portion having a pressure lower than that of the first bearing chamber is connected to a position above the lowermost portion of the first bearing in the first bearing chamber. | 2014-12-04 |
20140356209 | VARIABLE SPEED SCROLL COMPRESSOR - A compressor is provided and may include a driveshaft and an orbiting scroll member driven by the driveshaft. The orbiting scroll member may include an end plate, a spiral wrap extending from the end plate, and a chamber formed by the orbiting scroll member and disposed on an opposite side of the end plate than the spiral wrap. A counterweight may be fixed for rotation with the driveshaft and may be received within the chamber of the orbiting scroll member. | 2014-12-04 |
20140356210 | SCROLL COMPRESSOR - A scroll compressor is provided in which a boss of an orbiting scroll is inserted into and coupled to a boss coupling recess of a crank shaft, so that friction loss of a bearing portion of the crank shaft may be reduced, compression efficiency and reliability of the compressor may be enhanced, and noise and material costs may be reduced. A bush bearing may be formed as a coating on the boss of the orbiting scroll, so that a thickness of the bearing portion of the crank shaft may be reduced. Since an outer circumferential surface of the bearing portion is in contact with an inner circumferential surface of the boss coupling recess, damage to the bearing portion may be prevented. | 2014-12-04 |
20140356211 | COMPRESSOR HAVING OUTPUT ADJUSTMENT ASSEMBLY - A compressor includes a housing, a first scroll member, a second scroll member and a valve assembly. The first scroll member is positioned within the housing and includes a first end plate portion and a second end plate portion coupled to the first end plate portion and having a first spiral wrap extending therefrom. The first end plate portion and the second end plate portion define a discharge passage. The second scroll member is positioned within the housing and includes a second spiral wrap meshingly engaged with the first spiral wrap. The valve assembly is supported by at least one of the first end plate portion and the second end plate portion at a location radially outward from the discharge passage. | 2014-12-04 |
20140356212 | TRANSMISSION FLUID PUMP SPEED CONTROL SYSTEMS AND METHODS - A transmission fluid pump control system of a vehicle includes a target speed module and a speed control module. The target speed module determines a target speed of an electric transmission fluid pump based on a target output flowrate of the electric transmission fluid pump, a predetermined maximum allowable amount of leakage of transmission fluid pumps, and an efficiency of the electric transmission fluid pump. The speed control module applies power to the electric transmission fluid pump based on the target speed. | 2014-12-04 |
20140356213 | ROTARY MACHINE - A rotary machine ( | 2014-12-04 |
20140356214 | Method and arrangement for manufacturing a cutting insert - A method for manufacturing a cutting insert having a through-hole that extends in a direction that is non-parallel to the main pressing direction. The method includes the steps of moving first and second punches within a die cavity toward each other along a first pressing axis and compacting a powder around a core rod into a cutting insert green body, wherein, during at least a portion of the compaction step, the core rod is turned a predetermined angle in alternating direction around its longitudinal axis. | 2014-12-04 |
20140356215 | HEAT-RESISTANT ALLOY AND METHOD OF MANUFACTURING THE SAME - Provided is a heat-resistant alloy that satisfies physical properties such as proof stress and hardness adapted to an increase in the melting point of a welding object compared to conventional alloys. | 2014-12-04 |
20140356216 | SLIP AND PRESSURE CASTING OF REFRACTORY METAL BODIES - In various embodiments, powders with engineered particle-size distributions are slip or pressure casted to produce homogeneous parts without the need for additives such as flocculating or deflocculating agents. | 2014-12-04 |
20140356217 | METHOD FOR PREPARING R-FE-B BASED SINTERED MAGNET - A method for preparing an R—Fe—B based sintered magnet. The method includes: 1) preparing a R | 2014-12-04 |
20140356218 | METHOD FOR PRODUCING HIGH SPEED STEEL - A method for producing a high speed steel that with reference to its chemical composition consists of the following elements: 1-3 wt-% carbon (C), 3-6 wt-% chromium (Cr), 0-7 wt-% molybdenum (Mo), 0-15 wt-% tungsten (W), 3-14 wt-% vanadium (V), 0-10 wt-% cobalt (Co), 0-3 wt-% niobium (Nb), 0-0.5 wt-% nitrogen (N), 0.2-1 wt-% yttrium (Y), and remainder iron (Fe) and unavoidable impurities, and wherein Mo+0.5W=2-10 weight %, characterized in that the method comprises the steps of: providing a powder comprising the elements of the high speed steel, forming a body of the powder, and subjecting the body to elevated heat and pressure such that a consolidation of the powder thereof is achieved. | 2014-12-04 |
20140356219 | Riblet Foil and Method for Producing Same - A method for producing a layer-type buildup of riblet foil involves applying a metal powder is to a reference mold, which has a female mold of a riblet structure, in such a manner that a metallic material is formed. The layered portion applied in this manner is then detached, thereby forming a riblet foil having a riblet structure. | 2014-12-04 |
20140356220 | WEAR RESISTANT AUSTENITIC STEEL HAVING SUPERIOR MACHINABILITY AND DUCTILITY, AND METHOD FOR PRODUCING SAME - There are provided a wear resistant austenitic steel having superior machinability and toughness in weld heat affected zones and a method for producing the austenitic steel. The austenitic steel includes, by weight %, manganese (Mn): 15% to 25%, carbon (C): 0.8% to 1.8%, copper (Cu) satisfying 0.7C-0.56(%)≦Cu≦5%, and the balance of iron (Fe) and inevitable impurities, wherein the weld heat affected zones have a Charpy impact value of 100 J or greater at −40° C. The toughness of the austenitic steel is not decreased in weld heat affected zones because the formation of carbides during welding is suppressed, and the machinability of the austenitic steel is improved so that a cutting process may be easily performed on the austenitic steel. The corrosion resistance of the austenitic steel is improved so that the austenitic steel may be used for an extended period of time in corrosive environments. | 2014-12-04 |
20140356221 | TITANIUM ALLOY, METHOD OF MANUFACTURING HIGH-STRENGTH TITANIUM ALLOY, AND METHOD OF PROCESSING TITANIUM ALLOY - Titanium alloy that is formed by subjecting titanium alloy to a treatment containing a hydrogen storing step for making the titanium alloy store hydrogen therein, a solution-treatment step for heating the titanium alloy having the hydrogen stored therein in the hydrogen storage step to apply a solution treatment to the hydrogen-stored titanium alloy, a cooling step for cooling the heated hydrogen-stored titanium alloy to develop martensitic transformation in the hydrogen-stored titanium alloy, a hot rolling step for heating the martensitic-transformed titanium alloy to a temperature which is not more than a predetermined transformation point and hot-rolling the martensitic-transformed titanium, and a dehydrogenation step for dehydrogenating the hot-rolled titanium alloy, thereby bringing the titanium alloy with the superplastic property. | 2014-12-04 |
20140356222 | High Purity Manganese and Method for Producing Same - High purity manganese having a purity of 3N (99.9%) or more, wherein number of non-metal inclusions with a size of 0.5 μm or more is 50000 or less per 1 g of the high purity manganese. A method for producing high purity manganese, wherein refining is performed using a raw material (secondary raw material) obtained by acid-washing a manganese raw material (primary raw material) so that the produced high purity manganese has a purity of 3N (99.9%) or more, and number of non-metal inclusions with a size of 0.5 μm or more is 50000 or less per 1 g of the high purity manganese. The present invention provides a method for producing high purity metal manganese from commercially available manganese, and aims to obtain high purity metal manganese having a low LPC. | 2014-12-04 |
20140356223 | NEW MATERIAL FOR HIGH VELOCITY OXY FUEL SPRAYING, AND PRODUCTS MADE THEREFROM - The inventors have developed a new alloy which is useful in HVOF-spraying of a substrate, such as plungers which are used in glass manufacture. When coated with said alloy, these parts display high wear resistance and consequently longer lifetime. | 2014-12-04 |
20140356224 | COPPER ALLOY - Provided is a copper alloy sheet excellent in strengths, electroconductivity, and bending workability. The copper alloy contains Cr of 0.10% to 0.50%, Ti of 0.010% to 0.30%, and Si of 0.01% to 0.10%, where a ratio (in mass) of the Cr content to the Ti content is from 1.0 to 30, a ratio (in mass) of the Cr content to the Si content is from 3.0 to 30, with the remainder including copper and inevitable impurities. The copper alloy includes grains that have an average major axis length of 6.0 μm or less and an average minor axis length of 1.0 μm or less as measured on a microstructure of the copper alloy in a plane surface perpendicular to a transverse direction by FESEM-EBSP analysis. | 2014-12-04 |