Matches 1 - 41 out of 41


Match Document Document Title
US20100310361 WIND TURBINE WITH TWO SUCCESSIVE PROPELLERS  
A wind turbine comprises a tubular casing having an inlet opening, an outlet opening, an outer surface generating a pressure decrease, an inner surface presenting a convergent section joined to...
US20140341726 BLOOD PUMP WITH SEPARATE MIXED-FLOW AND AXIAL-FLOW IMPELLER STAGES AND MULTI-STAGE STATORS  
A pump for a fluid which can be blood has a stator housing and a rotor hub with leading and trailing portions and an intermediate portion disposed therebetween. At least one impeller blade at the...
US20140234095 AEROFOIL FOR AXIAL-FLOW MACHINE  
An aerofoil, such as a vane, for an axial flow machine, the aerofoil having first and second ends and opposing pressure and suction surfaces extending between said first and second ends in a...
US20110091311 HIGH EFFICIENCY TURBINE SYSTEM  
The present invention is a high efficiency turbine system which can increase a pressure differential between an upstream location and a downstream location. The turbine system includes a propeller...
US20080131272 Advanced booster system  
A compression stage having a plurality of stator vanes and rotor blades coaxial with a longitudinal centerline axis, each stator vane having an exit swirl angle distribution such that the exit...
US20090155104 CONTRA-ROTATING AXIAL FLOW FAN UNIT  
An axial flow fan unit includes an intake side axial flow fan, an exhaust side axial flow fan, and at least one intermediate axial flow fan. Each of the axial flow fans includes an impeller having...
US20120201663 TURBOMACHINE FLOW PATH HAVING CIRCUMFERENTIALLY VARYING OUTER PERIPHERY  
A turbomachine includes an annular flow path section between a plurality of radially extending stator blades and a plurality of radially extending rotor blades. At least a portion of the flow path...
US20090263238 DUCTED FAN WITH INLET VANES AND DESWIRL VANES  
A fan apparatus includes a ducted housing with an axis of rotation including a first section and a second section. The fan apparatus further includes a first plurality of vanes being radially...
US20090081031 Vertical vapor compressor  
A vapor compressor for use with a distillation system, the compressor including a housing defining an interior volume. The housing includes an inlet and an outlet. A shaft has a first end and a...
US20140064946 GAS TURBINE ENGINE COMPRESSOR UNDERCUT SPACER  
A gas turbine engine compressor spacer (230) includes a body (229) with a hollow cylinder shape. The body (229) includes an outer surface (232) with an axially forward end. The body (229) also...
US20090068003 Gas Turbine Engine Systems and Related Methods Involving Vane-Blade Count Ratios Greater than Unity  
Gas turbine engine systems and related methods involving vane-blade count ratios greater than unity are provided. In this regard, a representative turbine stage for a gas turbine engine includes a...
US20100054931 SERIAL AXIAL FAN  
A serial axial fan includes first and second axial fans. The first axial fan preferably includes a first motor portion, a first impeller, and a first housing. The second axial fan preferably...
US20070041830 Hydrodynamic closed loop turboset-selfbooster  
The Hydrodynamic closed loop turboset-selfbooster comprises one or more axial bispindle multistage hydrolic turbines (20A, 20B) placed into a common closed-loop tubular tunnel (26B) with an...
US20100047065 BLADE STRUCTURE OF GAS TURBINE  
To reduce secondary flow loss and to improved turbine efficiency, a section located radially outward of a border section 28 of a stationary blade 21 is bent in the rotational direction of a rotor....
US20150184666 VACUUM PUMP  
A vacuum pump comprises: a pump; a pump stator; a base having an exhaust-side space into which the gas discharged by the pump rotor and the pump stator flows and an exhaust port in communication...
US20080175703 ELECTRIC TURBINE BYPASS FAN AND COMPRESSOR FOR HYBRID PROPULSION  
An electric turbine compressor fan for hybrid propulsion wherein the compressor contains one or more rotor stages (compressor and diffuser), each being driven by one or more electric ring motors,...
US20080138199 FAN DEVICE CAPABLE OF INCREASING AIR PRESSURE AND AIR SUPPLY  
A fan device capable of increasing air pressure and air supply includes a frame, a first blade wheel, a second blade wheel and a guide flow part. The frame is a hollow casing to define a flow...
US20100187415 TURBOMOLECULAR PUMP  
A turbomolecular pump (12) has a circular intake opening (16) distal of an inlet rotor stage (18). The intake opening (16) comprises at least two opening sections (41, 42, 43) that are separated...
US20090226299 AXIAL FAN UNIT  
An serial axial fan unit includes a first axial fan arranged to rotate about a central axis, a flow control device connected to the first axial fan along the central axis, and a second axial fan...
US20120275912 AXIAL COMPRESSOR WITH ARRANGEMENT FOR BLEEDING AIR FROM VARIABLE STATOR VANE STAGES  
A compressor includes: a compressor spool rotatable about an axis carrying axially-spaced-apart blade rows of compressor blades; a casing surrounding the compressor blades, the casing carrying a...
US20100232953 HYBRID COMPRESSOR  
A hybrid gas compressor has at least one rotor and shroud which define a compressor gas path extending from an inlet to an outlet. The compressor includes at least two compression stages and one...
US20150063992 STEAM TURBINE  
A steam turbine 10 according to an embodiment includes: rotor blade cascades each made up at a turbine rotor 22; an inner casing 21 where the turbine rotor 22 is provided to penetrate; an outer...
US20110236190 TURBINE ROTOR WHEEL  
A rotor wheel is provided and includes a body having first and second opposing faces and portions recessed from a plane of the first face to define therein an annular groove and a plurality of...
US20150176601 VACUUM PUMP  
A vacuum pump comprises a vacuum exhaust section, the vacuum exhaust section including a stator, and a rotor having a rotor cylindrical section, the rotor cylindrical section discharging gas in...
US20120003085 COMPRESSOR CASING WITH OPTIMIZED CAVITIES  
The invention relates to a compressor for a turbine engine including a casing (4), at least one compressor stage consisting of a stationary blade (2) impeller and a mobile blade (1) impeller...
US20100119364 Stator - rotor assemblies having surface features for enhanced containment of gas flow, and related processes  
A stator-rotor assembly which includes at least one interface region between the stator and rotor is described. At least one stator or rotor surface in the interface region includes a pattern of...
US20140227078 MID-TURBINE FRAME VANE ASSEMBLY SUPPORT WITH RETENTION UNIT  
A mid-turbine frame for a gas turbine engine includes a vane assembly supported within a case. The vane assembly directs airflow between a first turbine and a second turbine. A support rod extends...
US20080101920 FAN UNIT  
A serial axial fan unit includes first and second motors with their base portions, i.e., first and second base portions axially facing each other. A motor gap is arranged axially between the first...
US20170138364 COMPRESSOR  
A multistage compressor for a gas turbine engine, the compressor comprising a plurality of compressor stages, each compressor stage comprising in axial flow series a row of rotor blades and a row...
US20170030375 Axial Flow Compressor, Gas Turbine Including the Same, and Stator Blade of Axial Flow Compressor  
An axial flow compressor includes multiple rotor blade rows configured to include multiple rotor blades and multiple stator blade rows configured to include multiple stator blades, the multiple...
US20160369654 Axial Turbine  
An axial turbine includes an upstream turbine stage that includes: a cover disposed at a distal end of an upstream bucket and opposed to an inner wall of an upstream diaphragm outer ring across a...
US20160312536 LINE PROJECTION BLADE TURBINE STATOR-ROTOR ASSEMBLY AND TURBINE MOTOR  
A line projection blade turbine stator-rotor assembly and turbine motor, wherein the turbine stator-rotor assembly comprises a stator (1) and a rotor (2) that are coaxially nested; the stator (1)...
US20160290342 HYBRID COMPRESSOR  
A compressor for a gas turbine engine is disclosed. The compressor includes a first compression stage mounted for rotation about a central axis that includes a plurality of first-stage blades. The...
US20160281506 ROTOR STAGE OF AXIAL TURBINE WITH COAK LOCKING THE VANE ROOTS  
Rotor stage of an axial turbine for the gas or steam expansion comprising a shaft, adapted to rotate around a main axis, and a plurality of vanes, the shaft having an annular recess extending...
US20160237821 STRUCTURE OF AXIAL-TYPE MULTISTAGE TURBINE  
The present invention relates to a structure of an axial-type multistage turbine. To this end, the present invention provides the structure of the axial-type multistage turbine including a...
US20160186591 FLOWPATH BOUNDARY AND ROTOR ASSEMBLIES IN GAS TURBINES  
A gas turbine that having a flowpath having a rotor assembly that includes: a first rotor wheel supporting a first rotor blade having a platform that defines a first axial section of an inner...
US20160177723 TURBINE AIRFOIL WITH OPTIMIZED AIRFOIL ELEMENT ANGLES  
A turbine airfoil assembly for installation in a gas turbine engine. The airfoil assembly includes an endwall and an airfoil extending radially outwardly from the endwall. The airfoil includes...
US20160061205 AXIAL COMPRESSOR WITH TANDEM BLADES  
Axial compressor with tandem blades consists of a compressor stage (1) with a double (2), or triple (3) blade arrangement, around an axial (A) rotor disk and corresponding stator (B), to increase...
US20160047305 MULTI-STAGE AXIAL COMPRESSOR ARRANGEMENT  
A multi-stage axial compressor arrangement is disclosed that uses a compressor speed reducer to rotate the moving blades in the forward stages of the compressor at a slower rotational speed than...
US20140271160 VACUUM PUMP  
A vacuum pump comprises an exhaust portion having a plurality of rotating blade portions arranged in multiple stages, each of the rotating blade portions having a plurality of rotor blades, and a...
US20120148390 Turbo Molecular Pump with Improved Blade Structures  
The present invention discloses a turbo molecular pump with improved blade structures. The turbo molecular pump comprises a rotor and a stator, wherein the rotor includes five rotor blade...

Matches 1 - 41 out of 41