Matches 1 - 50 out of 63 1 2 >


Match Document Document Title
US20100329859 FAN ASSEMBLY  
A fan assembly includes a first fan and a second fan mounted on the first fan. The first fan includes a plurality of locking units and a plurality of positioning dots extending upwardly therefrom....
US20110115228 FLOW ENHANCEMENT FOR UNDERWATER TURBINE GENERATOR  
A flow enhancement improvement for an underwater turbine generator (10) is disclosed wherein a longitudinal hole (240) is disposed in the central area (26), typically a hub (20) of the generator...
US20100215484 TURBINE ENERGY GENERATING SYSTEM  
A turbine energy generating system includes a combustion chamber for converting fuel into energy by igniting an air and fuel mixture, a turbine for converting energy produced by the combustion...
US20110126540 HIGH-STRENGTH HEAT RESISTING CAST STEEL, METHOD OF PRODUCING THE STEEL, AND APPLICATIONS OF THE STEEL  
A high-strength heat resisting cast steel which has high creep rupture strength at temperatures of 620° C. or above, high toughness, and good weldability. A method of producing the steel, a steam...
US20090269201 Air diffuser system for industrial pumps  
An air diffuser system for an impeller for a centrifugal pump has least one channel (36) with first opening (40) through the backside (14) and a second opening (42) through the front side (38) of...
US20120134792 WATERPROOF AND DUSTPROOF FAN MOTOR STRUCTURE AND FAN USING THE SAME  
A waterproof and dustproof fan motor structure includes a base, an annular enclosure, and a stator assembly. The base has a vertically forward extended bearing cup; the annular enclosure...
US20110129335 Rotor Assembly for a Reheat Steam Turbine  
A caseless rotor assembly is provided. The caseless rotor assembly includes a rotor shaft, a high pressure portion with a high pressure rotor blade, a low pressure portion with a low pressure...
US20120126644 WATERPROOF AND DUSTPROOF MOTOR HEAT DISSIPATION STRUCTURE AND FAN DEVICE USING THE SAME  
A fan device includes a housing, a fan wheel assembly, a stator and an enclosure unit. The fan wheel assembly is located within the housing and includes a rotor and a plurality of blades. The...
US20130011247 CENTRIFUGAL FAN WITH A MULTISTAGE IMPELLER  
A centrifugal fan with a multistage impeller includes a hub and a multistage impeller having at least two stages of blade assemblies. The hub has a top section and a circumferential section...
US20120251308 MULTI-STAGE CENTRIFUGAL PUMP UNIT  
A multi-stage centrifugal pump assembly includes at least two impellers (2, 6) and two impeller groups (4, 8) which are consecutive in a flow direction and each with at least one impeller (2, 6)....
US20070154303 Axial flow cylinder of pneumatic tool  
An axial flow cylinder of pneumatic tool, including: a cylinder body formed with an internal cylinder chamber; a rotary shaft rotatably disposed in the cylinder chamber along an axis of the...
US20060263208 Split case seals and methods  
A turbomachine has a number of interspersed stages of rotor blades and stator vanes. A split case has first and second case sections meeting along a junction extending essentially along a...
US20090214331 Curved tooth coupling for a miniature gas turbine engine  
A rotor assembly for a miniature gas turbine propulsion system comprises a centrifugal compressor wheel, a turbine wheel, a shaft and a tie bolt. The centrifugal compressor wheel includes a first...
US20050226720 Contra rotatable turbine system  
A three shaft ducted fan gas turbine engine (10) has a turbine system comprising a high pressure turbine rotor (32), an intermediate pressure turbine rotor (36) and first and second low pressure...
US20110116914 DECENTRALIZED SOURCE SEPARATION SEWAGE SYSTEM  
An apparatus and method for treating sewage The apparatus receives sewage at a receiving compartment and separates solids from liquids at the receiving compartment. The solids can be extracted...
US20090060713 DIRECTION-SWITCHABLE PNEUMATIC CYLINDER  
A direction-switchable pneumatic cylinder includes: a cylinder body with two intakes, several exhaustion ports and a rotary shaft; and a predetermined number of movable wheels and fixed wheels...
US20060177302 Axial flow compressor  
An axial flow compressor is disclosed. The axial flow compressor includes a tapered housing, having a first open end and a second open end forming a fluid channel therebetween; a shaft, disposed...
US20090196734 TURBO VACUUM PUMP  
A turbo vacuum pump comprising a suction part 23A that sucks gas in an axial direction; a discharge part 50 that discharges the gas sucked by the suction part 23A, the discharge part 50 having a...
US20130089416 FABRICATED GAS TURBINE DUCT  
A vane structure of a gas turbine engine includes a plurality of vanes extending radially between outer and inner shrouds. At least the outer shroud is formed substantially from a single-piece...
US20090317240 ADJUSTABLE MULTI-OUTLET VERTICLE TOWER FAN  
A vertical tower fan includes a frame structure defining multiple vertically spaced fan spaces, a fan module controllable to rotate vertically spaced fan blades, and multiple housing members...
US20090060705 Sanitary Air Jet Device  
A sanitary air jet device [1000] is operated by a user blowing air into its first stage inlet [1111] of a mouthpiece [1110]. The air stream causes a first stage turbine [1130] to rotate and spin a...
US20100329875 ROTOR BLADE WITH REDUCED RUB LOADING  
An airfoil for use in a rotor assembly is disclosed, the airfoil having a tip-cutter located on a sidewall near a tip portion, wherein the tip-cutter is capable of removing a portion of an...
US20110027077 SHAFTLESS CENTRIFUGAL PUMP  
A centrifugal pump has impellers that are not connected by a central shaft. More specifically, each of the impellers has a separate hub segment that interlocks with an adjacent hub segment from...
US20130315707 STEPPED PARTING JOINT ON A TRANSMISSION HOUSING OF A FLUID MACHINE  
A divisible housing of a fluid machine for a transmission to be received in the divisible housing is provided. The transmission provided for receiving in the divisible housing includes a large...
US20100232950 MULTI-STAGE CENTRIFUGAL PUMP ASSEMBLY (SHAFT)  
With the multi-stage centrifugal pump assembly, the connection between the motor shaft (7) and the pump shaft (9) is effected by way of a thread (26, 27), which joins the fits (31, 34) lying...
US20080038111 Blower device  
A blower device for a vehicle includes at least two blowers having fan shafts arranged in parallel with each other, a single motor for driving and rotating the blowers, and a shroud for holding...
US20070122272 Gas compressor, unit for separating a gas mixture incorporating such a compressor, and method of separating a gas mixture incorporating such a compressor  
The inventive gas compressor (1) comprises n in series connected stages (C1, C2, C3, C4, C5), wherein n is equal to or greater than 3, each stage is followed by a cooler (R1, R2, R3, R4, R5), at...
US20130101449 Double Inlet Centrifugal Blower with Peripheral Motor  
A centrifugal blower apparatus includes a scroll-shaped housing with first and second air inlets which open to a blower chamber that is in fluid communication with an air outlet. The blower...
US20090010756 Combined hydrodynamic - inertial rotoset - selfbooster  
The Combined Hydrodynamic-Inertial Rotoset-Selfbooster is a non-fuel power unit which includes: the hydrodynamic vane-fairing inertial rotor placed inside a closed loop tubular tunnel; a hydraulic...
US20120003084 FLOW DISCOURAGING SYSTEMS AND GAS TURBINE ENGINES  
A flow discouraging system includes a stator assembly, a rotor assembly, and a plurality of fingers. The stator assembly includes one or more stationary components forming a side wall, the side...
US20070286720 Heat dissipation module  
A heat dissipation module includes a housing, and a fan including an outer frame, a first rotor, a base, a second rotor and a driving device. The first rotor includes a shaft, a first hub and a...
US20080050226 METHODS AND APPARATUS FOR FABRICATING A ROTOR FOR A STEAM TURBINE  
A method of fabricating a turbine rotor is provided. The method includes fabricating a plurality of substantially cylindrical disks. Fabricating each disk includes fabricating a substantially...
US20110164958 Centrifugal reverse flow disk turbine and method to obtain rotational power thereby  
A centrifugal reverse flow disk turbine for power generation, comprising; a) a turbine shaft; b) a disk rotor disposed on said turbine shaft; c) a housing, having said turbine shaft and said disk...
US20100119363 High-Efficiency, Multi-Stage Centrifugal Pump and Method of Assembly  
A high-efficiency, multi-stage centrifugal pump and method of assembly. The pump can include three pump stages with each one of the three pump stages including a front casing, a back casing, an...
US20130115047 IMPELLER VANE WITH LEADING EDGE ENHANCEMENT  
A centrifugal pumping system having a stack of impellers and diffusers for pressurizing fluid. The impellers are rotated by a motor for pressurizing and lifting fluid from within a wellbore....
US20100028141 MULTISTAGE CENTRIFUGAL COMPRESSOR  
In a multistage centrifugal compressor, a plurality of impellers is attached to the same rotary shaft. Vaned Diffusers and vaneless diffusers are used, as diffusers, for respective compressor...
US20110292604 AIR COOLING OF MEDIUM VOLTAGE DRIVE COMPONENTS  
A parallel redundant fan system includes at least first and second fans located adjacent each other. Each fan includes: (i) a fan housing defining a fan chamber in which an impeller is supported...
US20070274827 Multi-stage taper fan-motor assembly  
A motor-driven fan assembly includes a bracket which couples to a motor assembly and includes an outlet port. A shroud assembly defines a first chamber and a second chamber and includes an inlet...
US20100034641 STEAM TURBINE AND STEAM TURBINE PLANT SYSTEM  
A steam turbine 10 is comprised of a double-structured casing configured of an outer casing 21 and an inner casing 20, a turbine rotor 23 disposed through the inner casing and having a plurality...
US20090202344 ROTATING ASSEMBLY FOR A TURBOMACHINE  
A rotating assembly for a turbomachine includes a plurality of rotating members that extend radially outward from a central hub. Each of the plurality of rotating members includes a base portion...
US20100150705 Gas turbine engine  
A gas turbine engine (10) having a pressure-rise combustor (30) and the pressure-rise combustor (30) is positioned upstream of a stage of turbine nozzle guide vanes (32). The vanes (33) of the...
US20100178162 Split Impeller Configuration For Synchronizing Thermal Response Between Turbine Wheels  
An impeller system with split impeller configuration between adjacent turbine wheels for synchronizing their thermal response is provided. Exemplary embodiments include a turbomachine having a...
US20090081019 Systems and Methods for Controlling the Stability of a Water Brake Dynamometer  
A system for stabilizing a water brake including at least two rotor disks, a chamber of the water brake for containing water positioned between the at least two rotor disks, a pressure measuring...
US20110150642 Disc turbine with streamlined hub vanes and co-axial exhaust tube  
In a disc turbine for operation from steam, including superheated steam, a stack of horizontally oriented discs is fitted centrally with a hub having a closed upper end from which a driveshaft...
US20100221105 Staged centrifugal pump apparatus for pumping a viscous fluid  
A pump apparatus comprising a series of stacked impellers rotating about a common axis, for pumping a viscous fluid mixture upwardly from an underground location. The pump apparatus comprises a...
US20110171015 CENTRIFUGAL COMPRESSOR AND FABRICATING METHOD THEREOF  
Provided is a centrifugal compressor. In the centrifugal compressor, a plurality of sub-compressors each of which includes an impeller are connected in parallel to increase a compression capacity,...
US20100232949 MULTI-STAGE CENTRIFUGAL PUMP (AXIAL FACE SEAL)  
An axial face seal (13), which seals a pump housing in the region of the pump shaft (12), is constructed in an axially compact manner. Spring holders (24, 25), which transmit the required pressing...
US20120093631 MULTI-STAGE TURBOCHARGER ARRANGEMENT  
The present invention relates to a multi-stage turbocharger arrangement (1), having a high-pressure turbocharger (20) which has a turbine housing (26A), a bearing housing (27A), a compressor...
US20100124491 MULTISTAGE RADIAL TURBOCOMPRESSOR  
A multistage radial turbocompressor has at least first, second, and third intake parts each forming a respective intake spaced along an axis and first, second, and third output parts each forming...
US20090155063 INTERMEDIATE CASING FOR AN AIRCRAFT JET ENGINE, OF IMPROVED DESIGN  
The invention relates to an intermediate casing (21) for an aircraft jet engine, comprising an outer shell (23) and also front and rear flanges (25, 27) which are arranged radially inside with...

Matches 1 - 50 out of 63 1 2 >