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US20110164985 |
CONICAL FLUID TURBINE RUNNER
A turbine includes a cone and a plurality of curvilinear blades extending substantially along the length of the cone, from at or near the apex of the cone to at or near the base of the cone. In... |
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US20140165593 |
GAS TURBINE ENGINE TURBINE BLADE LEADING EDGE TIP TRENCH COOLING
An airfoil for a gas turbine engine includes pressure and suction walls spaced apart from one another and joined at leading and trailing edges to provide an airfoil having an exterior surface that... |
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US20140044553 |
BLADE FOR A CONTINUOUS-FLOW MACHINE AND A CONTINUOUS-FLOW MACHINE
A blade for a continuous-flow machine is disclosed, especially an aircraft engine, whereby, starting from the middle section, the cross section of the blade tip is reduced with respect to the... |
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US20120294739 |
IMPELLER, ELECTRIC AIR BLOWER USING SAME, AND ELECTRIC CLEANER USING ELECTRIC AIR BLOWER
An impeller of the present invention includes a front surface shroud including an air intake port; a back surface shroud provided facing the front surface shroud; a first inducer provided between... |
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US20130129515 |
CROSS FLOW FAN AND AIR CONDITIONER
A cross flow fan and an air conditioner including the cross flow fan, where the cross flow fan includes a fixing member, and a plurality of blades fixed to an upper surface of the fixing member... |
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US20140030102 |
TURBINE BUCKET WITH NOTCHED SQUEALER TIP
A turbine bucket having an airfoil is disclosed. The airfoil may include a pressure side and a suction side extending between a leading edge and a trailing edge. In addition, the airfoil may... |
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US20130011269 |
MOLD FOR A CENTRIFUGAL IMPELLER, MOLD INSERTS AND METHOD FOR BUILDING A CENTRIFUGAL IMPELLER
A mold for a centrifugal impeller for a turbomachine is provided. The mold comprises at least one annular insert, wherein the annular insert comprises a plurality of aerodynamic vane inserts... |
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US20130034446 |
TURBINE BLADE POCKET PIN STRESS RELIEF
A turbine blade comprises an airfoil having a pressure side and a suction side, and extending from a leading edge to a trailing edge. The airfoil has a tip remote from a mounting root, and a... |
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US20130022454 |
AIR TURBINE STARTER
A blade profile section for an air turbine starter includes an airfoil which defines an airfoil profile section through a leading edge and a trailing edge. The airfoil profile section is defined... |
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US20140093389 |
COOLED TURBINE AIRFOIL STRUCTURES
In accordance with an exemplary embodiment, disclosed is an air-cooled turbine blade having an airfoil shape, including a convex suction side wall, a concave pressure side wall, the walls... |
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US20150021920 |
HYDROELECTRIC GENERATOR
This invention is made of a rotational hollow blade (11) turbine, which can be installed in watercourses for power generation. This system may include up to six propellers placed in hexagon shape,... |
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US20110052386 |
METHOD OF WELDING SINGLE CRYSTAL TURBINE BLADE TIPS WITH AN OXIDATION-RESISTANT FILLER MATERIAL
A method for depositing material on a turbine airfoil having a tip wall extending past a tip cap, wherein the tip wall includes a first alloy with a single crystal microstructure. The method... |
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US20140154087 |
GAS TURBINE ENGINE AIRFOIL
A blade for a gas turbine engine, according to an exemplary aspect of the present disclosure includes, among other things, a platform and an airfoil that extends from the platform. The airfoil... |
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US20150233258 |
TURBINE BUCKET AND METHOD FOR BALANCING A TIP SHROUD OF A TURBINE BUCKET
The present application and the resultant patent provide a turbine bucket for a gas turbine engine. The turbine bucket may include an airfoil, a tip shroud positioned radially outward from the... |
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US20140147282 |
FAN STRUCTURE
A fan structure includes a hub and at least one set of blades connected to and extending away from the hub, each of the blades having a plurality of steps with a height difference formed away from... |
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US20100253081 |
In-pipe hydro-electric power system and turbine
A generally spherical turbine configured to rotate transversely within a cylindrical pipe under the power of fluid flowing either direction therethrough is operatively coupled with a rotating... |
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US20140044551 |
BLADE CASCADE WITH SIDE WALL CONTOURS AND CONTINUOUS-FLOW MACHINE
A blade cascade for a continuous-flow machine having a non-axisymmetrical side wall contour, whereby the side wall contour has at least one pressure-side elevation and one suction-side depression,... |
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US20120263601 |
Wind Turbine With Deployable Air Deflectors
An apparatus and system for compensating for various load situations in a turbine includes the use of one or more deployable devices configured to extend an air deflector outwardly from a surface... |
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US20140212298 |
GAS TURBINE ENGINE TURBINE BLADE TIP COOLING
An airfoil for a gas turbine engine includes pressure and suction walls spaced apart from one another and joined at leading and trailing edges to provide an airfoil having an exterior surface that... |
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US20100253083 |
In-pipe hydro-electric power system, turbine and improvement
A helical turbine configured to rotate transversely within a cylindrical pipe under the power of fluid flowing either direction therethrough is operatively coupled with a rotating machine or... |
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US20120269639 |
PROPELLER FOR OUTBOARD MOTOR
An outboard motor is generally mounted to a hull of a boat, for example, and includes a propeller fixed to a rear portion of a propeller shaft pivotally supported in an anteroposterior direction... |
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US20100232971 |
AIR FAN MODULE AND A FLOW DIRECTING BLADE ASSEMBLY THEREOF
An air fan module and a flow directing blade assembly thereof aim to reduce noises generated during operation of the air fan caused by friction between blades and air and improve cooling... |
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US20120167613 |
AXIAL FLOW FAN AND OUTDOOR UNIT FOR AIR CONDITIONER
Provided are an axial flow fan and an air conditioner outdoor unit including the axial flow fan. The axial flow fan includes a hub and blades disposed on an outer surface of the hub. Each of the... |
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US20110033306 |
CROSS-FLOW FAN AND AIR CONDITIONER EQUIPPED WITH SAME
A crossflow fan includes an impeller formed by plate-like blades 42. Each blade 42 is inclined such that the outer edge 42a is located on the leading side of the inner edge 42d with respect to the... |
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US20150204345 |
PROPELLER FAN
Provided is a propeller fan, including: a boss section including a tubular wall; and a plurality of blades extending in a radiate manner from an outer peripheral surface of the tubular wall of the... |
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US20110033304 |
Device for a Runner
A device for a runner (1) for a fluid machine comprising a runner hub (2) and a number of blades (4) distributed around the centre axis (8) of the runner (1), each blade (4) being detachably... |
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US20100266428 |
PROPELLER FAN
A propeller fan includes a hub 1 and a plurality of blades 2, which are radially arranged on the outer circumference of the hub 1. A plurality of bent surface-shaped recesses 21 to 23 are formed... |
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US20120156047 |
AIRCRAFT ENGINE BLADING
A blading for a turbine, in particular a gas turbine, is disclosed. The blades of the blading in a section near the tip have a distribution ratio (t/l) of at least 0.70, in particular at least... |
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US20140105749 |
PROPELLER OF A PULSED AIRFLOW GENERATOR, IN PARTICULAR FOR A PORTABLE BLOWER
A propeller of a pulsed airflow generator, in particular for a standalone portable blower, of the type made up of the assembly of two parts coaxially adjoining one another, i.e.: a first front... |
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US20100329878 |
ADJUSTABLE CAMBER AEROFOIL
The present invention relates to an aerofoil (20) comprising a leading edge portion (22) and a flexible thin-walled portion (26) that is rearwards of the leading edge portion, defining a cavity... |
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US20130068894 |
WING FOR GENERATING LIFT FROM AN INCIDENT FLOW
The invention relates to a wing for generating lift and comprises a trailing edge, a leading edge, an inner end, an outer end, a top surface and a bottom surface. The wing comprises an aerofoil... |
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US20130236319 |
AIRFOIL FOR GAS TURBINE ENGINE
An airfoil for a rotor blade or a stator vane of a gas turbine engine having a tip extension extending one or both of the suction and pressure side surfaces adjacent the tip. The tip extension... |
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US20140311149 |
GAS TURBINE ENGINE FAN BLADE AIRFOIL PROFILE
A fan blade for a gas turbine engine includes an airfoil that includes leading and trailing edges joined by pressure and suction sides to provide an exterior airfoil surface that extends in a... |
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US20110164977 |
VERTICAL-AXIS WIND TURBINE
A vertical axis wind turbine having a vertical rotating axle and a plurality of blades each attached to an upper portion to the rotating axle and at the bottom portion to a convex base dome... |
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US20130202443 |
AXIAL FLOW DEVICE
An axial flow device includes a hub having an outer periphery and a plurality of blades each having a root portion, a tip portion and a body portion between the root portion and the tip portion... |
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US20080138206 |
Non-fouling kinetic hydro power system axial-flow blade tip treatment
This relates to a modified turbine blade tip design using a fairing shaped design that increases the tip area efficiency of a kinetic hydropower turbine rotor blade while having a non-fouling... |
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US20150125307 |
PROPELLER FAN, FLUID FEEDER, ELECTRIC FAN, AND MOLDING DIE
A propeller fan includes a boss hub portion and a blade including a front edge portion, a rear edge portion, and an outer edge portion. The outer edge portion has a front outer edge portion, a... |
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US20120114493 |
WIND ENERGY USE
The invention provides wind energy use. One application provides wind energy use for water harvesting from natural humid air. The method is based on changing thermodynamic state parameters of... |
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US20150110617 |
TURBINE AIRFOIL INCLUDING TIP FILLET
A turbine blade can include a root configured to connect to a turbine and supporting an airfoil configured to extend into a flowpath of the turbine. The airfoil can include a tip disposed... |
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US20150240645 |
PROPELLER FAN AND AIR CONDITIONER EQUIPPED WITH SAME
A propeller fan includes a blade. The blade has a shape in which a peak outlet angle at a trailing edge thereof exists in an outer region of the blade that is located radially outer than the... |
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US20110311367 |
STATOR AND TORQUE CONVERTER
It is an object of the present invention to inhibit generation of a vortex in the position where operating oil separates from a stator and to increase a capacity coefficient by allowing the... |
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US20140119924 |
Laminar flow radial ceiling fan
The prior art has used pitched blades attached to a stationary motor, normally electric. to move air within the confines of a structure or room. The preferred invention incorporates a series of... |
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US20110223024 |
SKEWED AXIAL FAN ASSEMBLY
A free-tipped axial fan assembly has a skew distribution which reduces fan noise while minimizing radial tip deflection. The difference between the maximum value of leading-edge skew and the value... |
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US20130259696 |
VERTICAL AXIS WIND TURBINE AIRFOIL
A vertical axis wind turbine airfoil is described. The wind turbine airfoil can include a leading edge, a trailing edge, an upper curved surface, a lower curved surface, and a centerline running... |
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US20110158817 |
VERTICAL AXIS WIND TURBINE AIRFOIL
A vertical axis wind turbine airfoil is described. The wind turbine airfoil can include a leading edge, a trailing edge, an upper curved surface, a lower curved surface, and a centerline running... |
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US20140259665 |
MECHANICAL REPAIR OF DAMAGED AIRFOIL STRUCTURE
A process is provided for repairing an airfoil structure adapted for use in a gas turbine engine comprising: providing an airfoil structure having a section with a defect; removing airfoil... |
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US20110262282 |
METHOD FOR INJECTION MOLDING A PUMP IMPELLER AND PUMP IMPELLER
A method for injection molding a pump impeller (1) of plastic, with which the cores which define the flow channels (8) in the inside of the impeller (1), are formed in each case of at least two... |
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US20120273345 |
AIR/WATER ADVANCED OXIDATION PURIFICATION DEVICE AND SPIRAL PARTITION PLATE THEREOF
An air/water advanced oxidation purification device includes a draft tube, a motor and at least one spiral partition plate. The spiral partition plate is fixed on an output shaft of the motor. The... |
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US20130052027 |
HYDROFOIL WITH FEATURES TO GENERATE CAVITATION
A hydrofoil includes a hydrofoil body that extends between a base and a tip, a leading end and a trailing end, and a suction side and a pressure side that define a thickness there between. The... |
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US20110076150 |
AIRFOIL SHAPE
An article of manufacture having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in a table. The table selected from the TABLE. Wherein X and... |