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Patent Searching and Data


Matches 751 - 800 out of 13,325

Document Document Title
WO/2003/003545A1
A meter unit (45) is provided with a signal processing circuit (26) for processing the output signal from detecting sections (24, 25), and a rectifying circuit (30) of a DC low voltage power supply section (28) for driving the signal pro...  
WO/2002/103225A1
A three‚ąípoint contact or four point contact radial ball bearing (14) is used as a rolling bearing. The offset amount &dgr , i.e. the axial distance between the center &agr of a radial load applied to a driven pulley (4) from an endless...  
WO/2002/099287A1
The invention relates to a pump (1) comprising a pump feed tube (13) for transporting a heat exchange medium (6) for a reactor containing a bundle of catalyst tubes (2). The pump (1) has a housing (14) that surrounds the pump feed tube (...  
WO/2002/099283A1
A magnet pump, comprising a synthetic resin casing divided into a front casing (2) and a rear casing (3), forming, therein, an impeller storage chamber (4) and a magnet can storage chamber (5) continued to the impeller storage chamber, a...  
WO/2002/099284A1
An electrical submersible pump assembly has first and second modular component sections, each of the sections having an outer housing and an inner shaft member. A coupling sleeve having a bore is disposed between the modular component se...  
WO/2002/097276A1
The present invention provides a modular submersible pump comprising a motor section, bearing section and a pump section. The motor section includes a motor frame and a motor shaft. The bearing section has a bearing frame removably conne...  
WO/2002/095230A1
A blood pump (35) has a bifurcated housing (50) which includes a first segment (51) bonded along an annular bonding seam at point (53) to a second segment (52). An elecgtromagnetically driven rotor (37) is separated from housing (50) by ...  
WO/2002/091553A1
A combination of a torque-generating apparatus with an alternator/generator. The torque-generating apparatus comprises a first assembly (10, 25) including a generally cylindrical member of magnetically soft material and having a longitud...  
WO/2002/091554A1
A torque-generating apparatus comprises a first assembly (10, 25) including a generally cylindrical member of magnetically soft material and having a longitudinal axis and a second assembly (2) arranged coaxially within the first assembl...  
WO/2002/088547A2
The invention relates to a method for controlling an assist pump for fluid delivery systems with pulsatile pressure. If, for example, a heart-assist pump is operated with a constant rotational speed, the blood is continually delivered th...  
WO/2002/088549A1
Hydraulic pump (2) that is internally provided with a centrifugal rotor (3) connected to one of the ends of the shaft (4) and a fan (5) placed on the other end of the shaft (4), also having an open motor (6) placed between the rear flang...  
WO/2002/088548A1
Since disruptive forces can be continuously exerted upon a rotor during a pulsatile flow through a pump with a magnetically mounted rotor (permanent magnets and addition control current coils), it is necessary to adjust position i.e modi...  
WO/2002/082955A1
The present invention is related to pumps and, more specifically, to pumps for use with inflatable devies. According to one embodiment of the present invention, a pump (10) is provided. The pump (10) includes an outer housing (20) and an...  
WO/2002/081926A1
The invention relates to a centrifugal pump unit, wherein the centrifugal pump is connected to a motor via a magnetic coupling. The magnetic coupling consists of a first part which is connected to the motor by a shaft and a second part w...  
WO2002051658A3
The invention relates to a vehicle heating device comprising a housing containing at least one housing part (10) on which a pump (39) is arranged for a liquid heat transfer medium. In order to provide a more compact vehicle heating devic...  
WO/2002/078493A1
The present invention is related to inflatable devices, and, more specifically, to inflatable devices in combination with rigid surfaces and a method for deflating an inflatable device. According to one embodiment of the present inventio...  
WO/2002/075913A1
The present invention relates to a piezo-electric drive consisting of a stator (2) and a rotor (4). It is characterized by the following features: It is provided that the stator (2a) has a cylindrical piezo-element (2) that has at least ...  
WO/2002/073040A1
A fluid pump (10) with a first sub-housing (12) having an electric motor (14) therein which is in line with a second sub-housing (16) having an impeller (18) therein, with the motor (14) having a rotor shaft (20) which extends through a ...  
WO/2002/066837A1
A device for axially conveying fluids, wherein the conveyor part thereof is entirely magnetically borne and the radial bearing thereof is provided with sufficient rigidity and efficiently dampened, whereby problems encountered when passi...  
WO/2002/064958A1
A coolant pump (26) is utilized with an internal combustion engine (10). The coolant pump has a pump housing (34), an impeller shaft (62), a pump impeller (66), and a damper assembly (68). The housing (34) is fixedly mounted relative to ...  
WO/2002/063166A1
A fluid pump includes a pump housing(12 AND 14) having a housing cavity with an inlet and an outlet. An encapsulated stator assembly (22) is positioned within the housing cavity (15) and at least partially defines a fluid passage from th...  
WO/2002/058213A1
The present invention relates to a canned motor which can be manufactured more easily to lower a manufacturing cast, and a canned motor pump having such canned motor. The canned motor comprises a stator (12), a rotor (16) provided in the...  
WO2001002733A9
Fluid pump systems for use in an open loop or closed loop system driven by a motor that does not impede the flow of fluid being pumped are disclosed. A first fluid pump system includes an in-line direct drive motor. The rotor (46, 48) an...  
WO2001002724A9
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...  
WO2001002704A9
Applications for vertical brushless motors are disclosed. Particular applications include oil pumps, power steering pumps, water pumps, automatic braking systems, exhaust control valves, compressors, cooling fans, HVAC delivery systems, ...  
WO/2002/051658A2
The invention relates to a vehicle heating device comprising a housing containing at least one housing part (10) on which a pump (39) is arranged for a liquid heat transfer medium. In order to provide a more compact vehicle heating devic...  
WO/2002/052156A1
The invention relates to a method for operating a pump unit provided with a centrifugal pump which is driven by an electric motor and which comprises a rotor (11) extending inside a collimator (10). The rotor chamber (17) is separated in...  
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)...  

Matches 751 - 800 out of 13,325