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7314670 |
Welded component
A welded component includes at least one high temperature segment of a high alloy Cr steel with high creep strength and a low temperature segment of a low alloy steel with high toughness and/or a...
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7198454 |
Variable stator vane arrangement for a compressor
An axial flow compressor ( 16 ) comprises a plurality of variable stator vanes ( 32 ) circumferentially spaced apart and extending radially. Each variable stator vane ( 32 ) is rotatably mounted on...
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7118322 |
Device for injecting cooling air into a turbine rotor
A device for injecting cooling air into a turbo-machine turbine rotor includes a plurality of injectors distributed regularly around a longitudinal axis of the turbomachine and mounted between an...
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7094035 |
Hybrid blade for thermal turbomachines
The invention relates to a hybrid blade ( 1 ) for thermal turbomachines, having an airfoil ( 2 ) made of a metallic material of a certain density, and having a blade root ( 3 ). It is characterized...
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7033131 |
Fan blade for a gas-turbine engine
For material reduction, a fan blade made of solid material for a gas-turbine engine is provided in the area of the blade tip with at least one cavity ( 5 ) extending from the face of the blade tip....
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6966758 |
Wind turbine rotor blade comprising one or more means secured to the blade for changing the profile thereof depending on the atmospheric temperature
A wind turbine rotor blade ( 10 ) comprising one or more means ( 4 ) secured to the blade ( 10 ) for changing the profile thereof depending on the atmospheric temperature. The means comprises at...
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6926495 |
Turbine blade tip clearance control device
A sealing system for reducing a gap between a tip of a shrouded turbine blade and a stationary shroud of a turbine engine. The sealing system includes one or more seal lands extending from a...
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6837680 |
Centrifugal blower having centrifugal fan arranged in scroll casing
An inner surface of a peripheral wall of a scroll casing includes an initial section, which extends from a circumferentially projected end of a nose. The initial section includes a slant surface....
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6755609 |
Radial pump
A radial-flow pump ( 1 ), and especially a coolant pump for an internal combustion engine, comprising an impeller ( 2 ) provided with vanes ( 5 ) and a directing device ( 4 ) including at least one...
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6485255 |
Cooling air flow control device for a gas turbine engine
A cooling air flow control device for a gas turbine engine, the cooling air flow control device comprising a component, a cooling passage defined within the component and a shaped memory metal...
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6439847 |
Air-cooled turbine blade
An air-cooled turbine blade ( 1 ) is provided in the cavity ( 5 ) of the blade body ( 3 ) with an insert ( 6 ) made of a shape memory alloy. Due to the contraction of the insert ( 6 ) after a...
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6331361 |
Methods for manufacture and repair and resulting components with directionally solidified or single crystal materials
A method for manufacturing and repair wherein a component composed of equiaxed cast or wrought alloys has at least one section joined thereto composed of directionally solidified or single crystal...
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6015263 |
Fluid moving device and associated method
A fluid moving device (100) includes a rotatable assembly (101), and a plurality of fan blades (102-04) disposed circumferentially around and extending outward from rotatable assembly (101), at...
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5311749 |
Turbine bypass working fluid admission
An air cycle machine (10) has a first stage turbine (60) mounted to a central portion of a common shaft (12), a compressor (50) mounted to the central portion of the shaft (12), a second stage...
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5207558 |
Thermally actuated vane flow control
Thermally actuated flow diverters for gas turbine engines are provided which include an arrangement of vanes in spaced overlapping array, which direct, e.g. coolant air flow to rotating engine...
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5092737 |
Blade tip clearance control arrangement for a gas turbine
A blade tip clearance control arrangement for a compressor of a gas turbine engine comprises a first annular control member which defines a portion of the gas flowpath through the compressor and...
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5064343 |
Gas turbine engine with turbine tip clearance control device and method of operation
The problem of excessive clearances being generated by rub occurring between the tips of turbine blades and the linings on shroud segments which surround the blades is addressed by way of providing...
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5035572 |
Arrangement for adjusting guide blades
An arrangement for adjusting guide blades by thermal expansion has an expansion rod which has a significantly different coefficient of linear expansion with respect to the supporting housing and is...
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5007742 |
Temperature-sensing member
Disclosed is a temperature-sensing member including a columnar or hollow cylindrical base having a configuration of a circular or polygonal column or a hollow circular or polygonal cylinder; and at...
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4969799 |
Blower fan blade
Each blade of a blower fan has a parallel wire group for each side whose thermal expansion coefficient is smaller than that of the blade. The two parallel wire groups are provided substantially...
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4778339 |
Fan blade
A fan blade which makes use of the difference in the thermal expansion coefficient to enable the angle of attack to be variable without a substantial change in the camber quantity and without the...
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4752183 |
Water pump
A water pump having a pump impeller and a cup-like disk disposed to be movable along a rotation shaft driven by the engine, a space for passing water being formed between the pump impeller and the...
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4752182 |
Device for the open- or closed-loop control of gas turbine engines or turbojet engines
This invention covers elements, such as guide walls, shut-off flaps, flow dividers and vanes, arranged on or in flow ducts energized with compressor and/or fan air, where said elements are variably...
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4740138 |
Device for controlling the throat areas between the diffusor guide vanes of a centrifugal compressor of a gas turbine engine
This device provides the diffusor guide vanes with bypass ducts which establish communication between the pressure and suction sides, which can be sealed by means of shut-off elements, which take...
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4700541 |
Shape memory alloy actuator
An electrically controlled shape memory alloy actuator capable of being miniaturized for use in robotics and other fields. The actuator is made of a shape memory alloy wire which is torsioned end...
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4619580 |
Variable camber vane and method therefor
A variable camber vane particularly suitable for use as a variable stator vane (20) has a secured root (22), a free tip (24) and a working face (26) disposed within and diverting flow of a working...
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4415307 |
Temperature regulation of air cycle refrigeration systems
Temperature regulation of an air cycle refrigeration system is achieved by selectively adjusting the turbine stator geometry in response to the temperature of turbine airflow at a desired location....
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4127357 |
Variable shroud for a turbomachine
A turbine shroud segment is supported by a pair of eccentric shafts which are rotated in response to the engine operating temperatures to selectively vary the radial position of the shroud segment...
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4054398 |
Centrifugal compressor or centripetal turbine
A diffuser for a centrifugal compressor or a nozzle assembly for a centripetal turbine comprising a pair of axially-spaced walls defining an annular housing open at its inner and outer peripheries...
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3814313 |
TURBINE COOLING CONTROL VALVE
The stator of a gas turbine includes an arrangement for controlling flow of cooling air to the vanes of the second stage turbine nozzle from the engine compressor. Control is by a valve defined by...
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3764227 |
TEMPERATURE SENSITIVE FAN
A temperature sensitive fan having memory material which assumes its memorized shape that corresponds to a pitched fan at or above a predetermined temperature.
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3591079 |
HEATING SYSTEM AND HEAT GENERATING PUMP
Heating system for heating the interior of a vehicle in which an engine driven fluid pump circulates fluid through the vehicle engine, the heater core and the engine radiator. The pump has a...
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3575528 |
TURBINE ROTOR COOLING
Flow of cooling air through the rotor of a gas turbine is varied by a valve mounted in the rotor including a bimetal ring which warps as a function of temperature to vary an annular valve opening....
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3572976 |
FLUID TAKEOFF DEVICE FOR CANNED MOTOR DRIVEN PUMP
A fluid takeoff device for canned motor driven pump in which a part of the circulation fluid for cooling and lubricating motor rotors and bearings is led through the back wall of the pump impeller...
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3532444 |
GAS PUMPING APPARATUS
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3401640 |
Centrifugal pumps
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3373930 |
Fan structure
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3367570 |
Blower for oil gasification burners
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3257957 |
Mechanical seal and cyclone
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3257076 |
Heating system
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3186513 |
Method and mechanism for lubricating the bearings of a pump rotor and motor combination for pumping an abradant-containing liquid
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3146992 |
Turbine shroud support structure
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3042371 |
Variable camber balding
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3038698 |
Mechanism for controlling gaseous flow in turbo-machinery
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2977090 |
Heat responsive means for blade cooling
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2976015 |
Turbine stator blade rings
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2970808 |
Bimetallic shroud structure for rotor blades
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2962256 |
Turbine blade shroud rings
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2845869 |
Thermo-sensitive pump
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2809803 |
Turbine with adjustable stator blades
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