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Patent Searching and Data


Matches 801 - 850 out of 13,344

Document Document Title
WO/2002/046620A1
Disclosed is an energy-saving type pump (1) suitable for pumping a large volume of fluids. That is to say, the pump (1) comprises a body (6), a motor (2) having 8 or more electrodes for driving the pump, an impeller (4), and vanes being ...  
WO/2002/045246A1
A mechanical drive system (1) operating by magnetic force, to be fitted on a pump, comprises a basic structure (11, 12, 13) on which a drive shaft (7), which extends along a longitudinal axis (14), is supported rotatably. A driving eleme...  
WO/2002/041935A1
The invention relates to a miniature motor which actuates an impeller wheel (12) and rotates in a pump housing (14). The exciting winding of the micromotor is surrounded by an enveloping return structure (18) made of ferromagnetic materi...  
WO/2002/041484A2
A system for pumping or mixing a fluid F using a levitating, rotating pumping or mixing element 812 and various other components for use in a pumping or mixing system are disclosed. The pumping or mixing element 812 is placed in a fluid-...  
WO2001079702A3
A fuel pump for use in conjunction with a gas turbine engine is disclosed which includes a pump housing, a shrouded rotor member, and an inlet post member, wherein fluid is axially supplied along the pump centerline and then radially dis...  
WO/2002/038964A1
A centrifugal (non-positive displacement) motor pump suitable for use in a small output area with extremely small water volume, rather simple in structure, and small in size, comprising a tubular motor stator (10), a motor rotor (20) hav...  
WO/2002/035098A1
The invention relates to a pump (10), comprising a pump head (12) which has a pump chamber (11), and an electromotor (14) which drives the pump head (12) and which has a rotor (38). Said rotor (38) is connected to the pump head (12) and ...  
WO/2002/035031A1
A prefabricated water container is provided. The water container includes a fixed plate which is fixedly attached to a wall; a movable plate which corresponds to the fixed plate and is installed to face the fixed plate; collapsible side ...  
WO/2002/033332A1
An energy exchanger (2) is connected to an earth energy exchanger (18) via a flow line (10) and a return flow line (14). The flow line (10) and the return flow line (14) are both provided with a regulatable stop valve (12,16). At least o...  
WO2001072351A3
In a centrifugal flow blood pump, usable in left ventricular assist applications, blood is pumped from an inlet (16) to an outlet (22) by a primary impeller (18). A portion of the blood that enters the pump follows a secondary channel (2...  
WO/2002/031372A1
A system (10) for pumping or mixing a fluid using a levitating, rotating magnetic bearing (14) and various other components for use in a pumping or mixing system are disclosed. The magnetic bearing (14) is placed in a fluid-containing ve...  
WO/2002/027225A1
A blood pump used for extra corporeal circulation, and more particularly, a small turbo blood pump including a casing (3) having an interior region, an aperture formed in an upper portion defining a blood inlet (1), and an aperture forme...  
WO/2002/024253A2
A surgical irrigator comprises a pumping unit connected to a handpiece by means of elongated irrigation tubing. The pumping unit includes an impeller, batteries and a battery powered motor to drive the impeller. The handpiece includes an...  
WO2001087121A3
The application is related to inflatable devices, and, more specifically, to an inflatable device with a recessed fluid controller and improved adjustment device. In one embodiment the application is directed to an inflatable device (10)...  
WO/2002/018797A1
The unit comprises a brushless electric drive motor (18), which has a discoid rotor (36) surrounded on its periphery by a stator (44). The unit also comprises a pre-stage pump part (20) and a main stage pump part (22) each of which havin...  
WO2001084690A3
A permanent-magnet electric motor for circulation pumps of heating systems, comprising a stator (10) composed of a pack of metallic laminations (11) which form pole shoes (12) to which electrical windings (14) are coupled. A permanent-ma...  
WO/2002/004816A1
A monodirectional impeller for centrifugal electric pumps having a permanent-magnet synchronous motor, having vanes which are deformable at least along part of their extension so as to change their curvature, when loaded, in one directio...  
WO/2002/002947A1
An isolation container (100) with a downhole electric pump assembly has an annular housing with an axial inlet and outlet. The pump (104) is located within the container. The assembly includes an electric pump (108) positioned above and ...  
WO2001055560A3
The inventive plant building comprises a purification chamber (6) and a pump chamber (4) with a pump (14) for cooling water. Said pump chamber directly adjoins the purification chamber (6) and the geometry of the pump chamber is such tha...  
WO/2001/094786A1
A submersible circulation system comprising a motor (12), a first pump (38), a second pump (44) and a casing (62). The motor includes a shaft. The first and second pumps each have an impeller driven by the shaft of the motor. The casing ...  
WO/2001/094783A1
A pump (10) which is designed to be mounted within a recirculating water system where a portion of the recirculating water is diverted (bypass water) and caused to flow through a motor chamber (24) with this recirculating water to absorb...  
WO/2001/090584A1
The vessel (20) has provision to hold within its void a pump (21) when the vessel with the pump inside it are placed in the pond water, the pump is isolated from the water surrounding the vessel. A vertically adjustable water depth inlet...  
WO/2001/087121A2
The application is related to inflatable devices, and, more specifically, to an inflatable device with a recessed fluid controller and improved adjustment device. In one embodiment the application is directed to an inflatable device (10)...  
WO/2001/087779A1
This invention relates to a device for a household water purifier in which raw water is pressurized and is filtered by means of inverted osmosis, ultra or nanofiltration or the like. The device is provided with a central unit having a fi...  
WO/2001/086831A1
A three phase power cable is employed to transmit data encoded in a phase-to-phase manner within a high frequency carrier signal transmitted simultaneously with power transmitted from surface equipment to downhole components. The high fr...  
WO/2001/083941A1
A well pump device (1), especially for use in connection with the recovery of hydrocarbons, wherein the pump (1) is carried to a predetermined position within a well pipe (10). The pump (1) is provided with an external seal (8) which is ...  
WO/2001/084690A2
A permanent-magnet electric motor for circulation pumps of heating systems, comprising a stator (10) composed of a pack of metallic laminations (11) which form pole shoes (12) to which electrical windings (14) are coupled. A permanent-ma...  
WO/2001/079702A2
A fuel pump for use in conjunction with a gas turbine engine is disclosed which includes a pump housing, a shrouded rotor member, and an inlet post member, wherein fluid is axially supplied along the pump centerline and then radially dis...  
WO2000057056A9
A pump assembly and related components for pumping water, sewage or other pumped material from one location to another are disclosed. The pumping system includes a motor (534) coupled to a centrifugal pump and a separator defining a rese...  
WO/2001/075264A1
A surface pump assembly having a pressure vessel containing a submersible pump (22) and an industrial motor (24) located at least partially external to the pressure vessel having a shaft or seal thrust chamber (26) extending at least par...  
WO2001020165A3
A top-flow fluid pump (100) that is made from a high-purity fluroplastic material is disclosed. The pump (100) is used to circulate extremely corrosive fluids that are heated to temperatures of 160-180 degrees Celcius through at least on...  
WO/2001/072351A2
In a centrifugal flow blood pump, usable in left ventricular assist applications, blood is pumped from an inlet (16) to an outlet (22) by a primary impeller (18). A portion of the blood that enters the pump follows a secondary channel (2...  
WO/2001/072750A1
A novel crystal form of a pyrrolidylthiocarbapenem derivative which has excellent stability. It is a crystal of (+)-(4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-3[[(3S ,5S)-5-(sulfamoylaminomethyl)pyrrolidin-3-yl]thio]-1-azabicy clo...  
WO2001020126A3
A system for enhancing fluid flow into and through a hydrocarbon fluid production well (1) comprising a series of flow boosters (4), such as electrically or hydraulically driven moineau-type pumps or centrifugal pumps or turbines, for co...  
WO/2001/066170A1
The invention relates to a blood pump, especially to a ventricular heart-assist pump, comprising a blood chamber which is provided in a pump case and which is configured for accommodating a rotor that can rotate around a rotor axle. An i...  
WO/2001/065119A1
The invention relates to the design of a sinking centrifugal pump stage, in particular to the pumps used for the extraction oil and other liquid substances by means of a borehole. Said pump stage comprises an impeller fixed to a shaft an...  
WO2000042323A3
A water lifting machine has multiple facets which make it practical for use in rural and special applications. These facets include a frame on which a circular ring and a water tank are mounted in a manner in which the frame can be tippe...  
WO/2001/055593A1
A motor system using a totally enclosed fan-cooled (TEFC) electric motor (20) to provide power. The motor enclosure may be sealed with a variety of sealing devices (149) including a double mechanical seal, and/or a repeller positioned ad...  
WO/2001/055560A2
The inventive plant building comprises a purification chamber (6) and a pump chamber (4) with a pump (14) for cooling water. Said pump chamber directly adjoins the purification chamber (6) and the geometry of the pump chamber is such tha...  
WO/2001/053703A1
The present invention refers to a leakageless water pump in which the rotation of the motor is transmitted to the impeller by means of a pair of plates on which magnets are equipped. A partition is mounted in the casing of the pump to se...  
WO2001002724A8
A blood pump (500) preferably has a magnetically suspended rotor (502) that rotates within a housing (506). The rotor (502) may rotate about a stator (504) disposed within the housing. Radial magnetic bearings (560) may be defined within...  
WO/2001/042653A1
An apparatus and method for a centrifugal pump (10) for pumping sensitive biological fluids which includes (i) an integral impeller and rotor (21) which is entirely supported and rotated magnetically by electromagnets (52, 54), (ii) a pu...  
WO/2001/038741A1
A conventional fluid pump, in particular, for the cooling/heating circuit of a motor vehicle, comprises a claw-pole stator and an impeller rotor, which is submerged in a liquid and separated from the claw-pole stator by a tube. The numbe...  
WO/2001/033083A1
The invention relates to a liquid tank with centrifugal pump with a substantially vertical pump shaft for discharging of the liquid, wherein the pump is arranged with the intake side at the bottom of the tank and via a drive shaft connec...  
WO/2001/032268A1
The invention relates to an installation for fighting fire in a unit, preferably a train with at least one railway carriage, or a tunnel, the installation comprising several spray heads whereof a number that is smaller than the total num...  
WO/2001/031203A1
A vertical pump, characterized by comprising a rotating body having an impeller disposed with an axis thereof positioned vertically and a cylindrical rotor fixed on the upper part of the impeller coaxially with each other and having a ma...  
WO/2001/027477A1
A water pump using no retainer, including: a first casing (10) including a plurality of coils (12) fixed at the interior thereof and a first protrusion unit formed at one side; a second casing including a second protrusion unit (21) for ...  
WO/2001/025634A1
A submersible electric motor driven pump has a motor chamber and a pump chamber separated by a seal chamber. Inboard and outboard shaft seals(MS1,MS2) immersed in an oil buffer fluid within the seal chamber restricts the flow of liquid f...  
WO/2001/023763A1
The invention relates to a canned motor pump, comprising a hydraulic section and a motor section, whereby the hydraulic section is essentially configured from a centrifugal pump and the motor section is essentially configured from an ele...  
WO/2001/020126A2
A system for enhancing fluid flow into and through a hydrocarbon fluid production well (1) comprising a series of flow boosters (4), such as electrically or hydraulically driven moineau-type pumps or centrifugal pumps or turbines, for co...  

Matches 801 - 850 out of 13,344