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7559199 |
Variable-nozzle cartridge for a turbocharger
A variable-nozzle turbocharger includes a cartridge containing a variable vane mechanism connected between the center housing and the turbine housing. The cartridge comprises an annular nozzle ring...
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7533529 |
Turbocharger and vane support ring for it
A turbocharger comprising a turbine housing where at least one supply channel supplies an exhaust gas. The exhaust gas is fed through a guide grid that forms passages of variable cross-section...
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7490470 |
Method for manufacturing variable-throat exhaust turbocharger and constituent members of nozzle throat area varying mechanism
An exhaust turbocharger equipped with a nozzle throat area varying mechanism can be provided in which brazing welding is achieved with a small number of man-hour and at low cost, and which is...
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7448847 |
Turbine with adjustable vanes
There is provided an adjustable vane turbine and turbine generator using the same, in which hydrodynamic properties are employed to adjust adjustable vanes automatically in response to flow...
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7393179 |
Variable position turbine nozzle
An apparatus and method are provided for permitting free rotation of turbine nozzle vanes, while minimizing or eliminating leakage on the vane side-walls. The device incorporates a plurality of...
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7351042 |
Structure of scroll of variable-throat exhaust turbocharger and method for manufacturing the turbocharger
A ratio of cross sectional area A of a scroll passage to a scroll radius R (A/R) can be increased without increasing the size of a turbine casing and with very simple construction. An exhaust...
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7322791 |
Turbine unit and VTG mechanism therefor
A turbine unit having a rotor housing ( 2 ) having at least one admission channel ( 9 ) for a fluid, as well as a turbine rotor ( 4 ) which is supported in a turbine space ( 23 ) of the rotor...
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7305826 |
Axial loading management in turbomachinery
Exemplary vanes for a turbocharger having variable nozzle geometries are disclosed. In one aspect, each of the vanes includes two axial surfaces that are on opposite sides of the vane. The opposite...
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7210295 |
Compressor with secondary boost air outlet passage
A wastegated turbocharger includes a turbine wheel mounted to a shaft for rotation within a turbine housing and a compressor wheel mounted to the shaft for rotation within a compressor housing. The...
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7140839 |
Variable area diffuser vane geometry
A diffuser is provided having a spaced apart shroud and backing plate. A diffuser vane is provided between the backing plate and shroud. The vane includes first and second sealing surfaces opposite...
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7137778 |
Variable turbine geometry turbocharger
A turbocharger arrangement for a variable geometry turbocharger including pivotable vanes ( 34 ) with each vane ( 34 ) having a respective vane bore ( 38 ) for receiving a vane post ( 28 ) into a...
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7114918 |
Fish friendly hydraulic turbine distributor
A hydraulic turbine has a distributor located between the scroll of the turbine and its runner. The distributor has upper and lower stay ring portions with stay vanes extending therebetween. A...
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7073334 |
Variable exhaust gas turbocharger
In a variable exhaust gas turbocharger for an internal combustion engine having an exhaust gas turbine and a compressor with a variable vane structure wherein the exhaust gas turbocharger comprises...
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7059129 |
Variable geometry turbocharger
A variable geometry turbocharger includes vanes disposed therein having an inner airfoil surface oriented adjacent a turbine wheel, and an outer airfoil surface oriented opposite and parallel to...
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7044708 |
Guide device for an exhaust gas turbocharger
A guide device for an exhaust gas turbocharger has a geometry which is variable. The guide device includes guide blades, blade levers which are connected to particularly assigned guide blades in a...
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7025564 |
Devices and methods for reducing or eliminating the gap between a stay vane and its corresponding wicket gate as used in turbines
An improved design for turbines increases efficiency while reducing potential for fish kill. In an embodiment of the present invention as relates to Kaplan turbines, the gap between stay vanes and...
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7021057 |
Exhaust-gas turbocharger for an internal combustion engine with variable turbine geometry
In an exhaust gas turbocharger for an internal combustion engine comprising a radial flow exhaust gas turbine and a compressor, which is connected to the turbine via a shaft, the turbine having a...
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7001143 |
Cambered vane for use in turbochargers
Improved cambered vanes comprise an inner airfoil surface oriented adjacent a turbine wheel, and an outer airfoil surface oriented opposite the inner airfoil surface. The inner and outer airfoil...
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6916153 |
Guiding grid of variable geometry and turbocharger
A guiding grid of variable geometry comprises a plurality of guiding vanes in a housing in angular distances around a central axis in an axially extending vane space of a predetermined axial...
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6763587 |
Manufacturing method of component part for variable capacity turbine, and the structure
A manufacturing method for manufacturing a component part for a variable capacity turbine, and the structure of a nozzle driving member, will simplify the structure of the component parts for the...
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6742986 |
Variable displacement turbine
A support pin ( 24 ) is disposed at a position in front of a front edge ( 19 a ) of a movable nozzle blade ( 19 ) in a state in which the movable nozzle blade ( 19 ) is located at a rating opening...
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6729134 |
Variable geometry turbocharger having internal bypass exhaust gas flow
Variable geometry turbochargers include a turbine housing having an exhaust gas inlet and outlet, a volute connected to the inlet, and typically a nozzle wall adjacent the volute. The turbine...
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6672059 |
Vane design for use in variable geometry turbocharger
Improved vanes of this invention are constructed for use within a variable geometry turbocharger assembly. Each vane comprises an inner airfoil surface oriented adjacent a turbine wheel, and an...
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6623240 |
Guide blade-adjusting device for a turbocharger
A guide blade-adjusting device for a turbocharger has an adjusting ring that is guided in a simple manner on the guide blade carrier plate. The adjusting ring comprises noses projecting in the...
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6599087 |
Actuator shaft seal for variable nozzle turbocharger
A shaft seal for use with a unison ring actuator crank is disposed within a center or bearing housing of a variable nozzle turbocharger to reduce leakage of hot exhaust gas from an adjacent turbine...
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6546728 |
Exhaust-gas turbocharger for an internal combustion engine and method of operating an exhaust-gas turbocharger
An exhaust-gas turbocharger for an internal combustion engine has a turbine having a variable turbine geometry for the variable setting of the effective flow inlet cross section to the turbine...
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6527508 |
Actuator crank arm design for variable nozzle turbocharger
A turbocharger with variable geometry turbine inlet nozzle employs a rotating unison ring for actuation of multiple vanes. A crank arm engages a slot in the unison ring to convert linear actuator...
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6471470 |
Vane adjustment mechanism for variable capacity turbine, and assembling method for the same
A vane adjustment mechanism, for controlling the quantity of exhaust gas including a base unit having an inner base unit and an outer base unit. The inner base unit ( 2 A) has first and second...
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6453556 |
Method of producing exhaust gas vane blade for superchargers of motor vehicles and vane blade
Disclosed is a producing method of an exhaust gas vane blade for superchargers of motor vehicles. The vane blade consists of a pivot part and a blade part with a streamlined section, which are...
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6419464 |
Vane for variable nozzle turbocharger
A vane and post arrangement for a variable geometry turbocharger employs vanes having a hole in a first end surface receiving a post extending from a surface of the nozzle in the turbine housing. A...
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6378305 |
Internal combustion engine having an exhaust-gas turbocharger and a method for operating same
An internal combustion engine having an exhaust-gas turbocharger is provided. The exhaust-gas turbocharger includes a variable turbine geometry that allows for a greater range of use. The...
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6146095 |
Spiral housing pump
A housing for a double spiral circulation pump includes a spiral housing and a multipartite rib. The spiral housing defines a flow channel. The multipartite rib is disposed in the housing to divide...
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6050775 |
Radial-flow exhaust-gas turbocharger turbine
A radial-flow exhaust-gas turbocharger turbine is provided with a row of adjustable guide blades which are rotatable via adjusting shafts mounted in a casing. The guide blades are each provided...
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6007297 |
Blade for Kaplan turbine
A blade for a Kaplan turbine has substantially linear touching lines for contacting, in the closed position of the guide blade array, adjacent guide blades, the contact lines being linear or curved...
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5518365 |
Radial-flow exhaust gas turbocharger turbine with adjustable guide vanes
A radial-flow exhaust gas turbocharger turbine includes a row of individually adjustable guide vanes, each guide vane mounted on a rotatable shalt supported in the turbine casing. A chord of each...
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5484261 |
System for regulating air supply conditions of a turbo shaft machine
The invention provides a regulating system (23) for controlling the heating of the gases on the downstream side of the regulating system, attenuating the aerodynamic noise produced by the gyratory...
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5460484 |
Air flow guiding mechanism for compressor inlet
The invention relates to a compressor provided with an impeller having a rotating shaft for the purpose of compressing air, and an air inlet having a circular cross-section centered on the rotating...
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5441384 |
Hydraulic turbine and guide gate apparatus and runner apparatus therefor
Wicket gates and axial flow or mixed flow runner blades for a hydraulic turbine with the wicket gates arranged in a generally circular array around a central axis and with the gates pivotal about...
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5373691 |
Inlet guide vane dewhistler
A method and apparatus for eliminating vortex whistle noise in a radial-to-axial compressor intake uses a plurality of vortex-disturbing tabs mounted to the trailing edges of inlet guide vanes and...
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5364229 |
Hydroelectric machines and their installation
A hydroelectric installation includes a hydraulic machine connected vertically below an electric machine by a shaft, in a concrete installation pit. A guide vane assembly of the hydraulic machine...
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5346359 |
Method of adjusting a wicket gate
The invention relates to a method to calculate optimum wicket gate positions based on only the initial face-to-face readings comprising the steps of measuring the initial gate openings, determining...
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5228830 |
Wicket gate
This invention relates to an improvement in an apparatus for directing the flow of water from the penstock to the vanes of a hydraulic turbine, generally referred to as a wicket gate, and a method...
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5045711 |
Turboexpander-generator
A turboexpander-generator system employing a housing with a rotatably mounted shaft oriented vertically with a turboexpander associated with the upper end of the housing and shaft, a generator...
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5028208 |
Nozzle blade angle adjustment device for variable geometry turbocharger
Nozzle shafts and a nozzle drive mechanism are disposed on the side of a bearing casing and a compressor whose temperatures are lower than that of a turbine, and elements slidable in the radial...
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4927325 |
Variable-displacement turbine
A variable-displacement turbine includes a turbine wheel disposed in a housing, a scroll passage defined in the housing around the turbine wheel, at least one fixed vane and at least one movable...
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4836747 |
Adjusting device for a compressor
An adjusting device of a compressor includes guide vanes (2) arranged in the form of a ring around a longitudinal axis (4), which vanes are in each case connected fixedly in terms of rotation to...
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4776757 |
Centripetal or helicocentripetal turbine comprising a volute having a variable geometry and an orientable distributing vane, in particular for a turbocompressor for motor vehicles
The turbine comprises orientable vanes or flaps (10b, 10a) respectively forming the distributor and a movable part of the volute of the turbine. These vanes are disposed in such manner that (a) the...
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4720240 |
Cover for turbines and pumps
A cover for turbines or pumps, which is substantially less expensive than a cover having a cast construction. The cover is made of welded metal plates in a shape which generally corresponds to that...
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4685869 |
Device for supporting nozzle vanes of a turbocharger
A turbocharger comprising a central housing which has at one end a radially outwardly extending annular flange. A backplate is arranged between the center housing and the turbine wheel. The outer...
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4679984 |
Actuation system for variable nozzle turbine
A turbocharger having a variable nozzle vane assembly to be used in association with an engine. A plurality of pivotable vanes are mounted between the turbocharger backplate and unison ring on one...
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