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Patent Searching and Data


Matches 751 - 800 out of 6,016

Document Document Title
WO/2001/016491
A centrifugal pump (10), including a housing having a fluid inlet port (40) for receiving fluid at an initial pressure and an interior chamber defining a central axis. An impeller disk (16) defines first and second inlet areas (22, 24) a...  
WO/2001/014747
The invention relates to a fluid friction clutch comprising a clutch housing which can be driven and which comprises at least one working chamber. Said working chamber can be at least partially filled with a viscous fluid and at least on...  
WO/2001/014748
A pump has a housing defining a pump chamber and having a shaft opening. An impeller shaft extends through the shaft opening and is sized to define a gap between the impeller shaft and the shaft opening. An impeller is attached to the sh...  
WO/2001/012993
A magnet pump, comprising a front casing (1) forming a pump chamber (2) therein and having a suction port (3) and a delivery port (4) for fluid to be fed, a rear casing (6) forming a cylindrical space (5) following the pump chamber (2), ...  
WO/2001/013497
An assembly (10) includes first and second rotatable members (12,32) which rotate about a common axis (A) of rotation, the first member (12) being connected to a first rotor (16) and the second member (32) being connected to a second rot...  
WO/2001/009512
A pump (10) having a generally hollow housing (12), an annular rotor (62) rotatively mounted inside the housing (12), an annular stator (54) fixedly mounted inside the housing (12) and peripherally surrounding the rotor (62) and a closed...  
WO/2001/007789
A liquid pump, especially for the cooling/heating circuit in a motor vehicle, comprising a claw pole stator (21) and a rotor (6) which is separated from the stator (21) by a pipe (11) and is immersed in coolant, forming an impeller. The ...  
WO/2001/007836
The invention relates to a mixing valve in which the control body that controls the connection between the inlets and outlets is configured as a rotating pump wheel (24). Said pump wheel is connected to a hollow shaft (22) and controls, ...  
WO/2001/007787
A continuous flow axial-flow pump (1) for impelling a fluid under a continuous pattern without kinetic side effects to minimize and eliminate damage to fluid, the pump comprising first (2) and second (4) axially adjacent rotors rotating ...  
WO/2001/007760
A rotary blood pump comprising at least one rotor (1), a housing (3) and at least one conduit (16) in the rotor for conducting a by-passed portion of the blood into a clearance (9) between the rotor and the housing, the portion of blood ...  
WO/2001/002704
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/2001/002733
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...  
WO/2001/002734
A pump assembly (10) is provided including a motor (22), a motor housing (20), a dual-bearing rotational drive assembly (30), an integrated adapter (40), a pump housing (50), a seal assembly (54), and an impeller (52). In accordance with...  
WO/2001/002724
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/2001/000994
The invention relates to a pumping device for several different, relatively volatile vehicle fuels, comprising a number of pump units (1) each having a closed pump housing (5) with an intake (6) connected to a supply of one of the vehicl...  
WO/2000/074811
The invention relates to a degassing centrifugal apparatus such as a pump having energy recovery means and to a process for degassing a fluid. The apparatus has a rotatable hollow rotor (20) connected to a fluid inlet (14) at one end and...  
WO/2000/074748
This invention is a non-contact axial flow turbo blood pump for propelling blood, which is composed of a pump housing (24) that defines a pump axis, with inlet, outlet openings at opposite axial ends of the pump housing, a rotor unit (17...  
WO/2000/075518
A pumping arrangement for pumping a liquid product (10), such as oil products or liquefied gas, from a tank or container (11) comprises a rotary, high capacity main pump (12), such as a centrifugal pump, to be submerged in the liquid pro...  
WO/2000/074812
The invention relates to a degassing centrifugal apparatus such as a pump and to a process for pumping and degassing a fluid. The apparatus has a rotatable hollow rotor (20) connected to a stationary fluid inlet (14) at one end and a sta...  
WO/2000/073621
A device for cooling and lubricating a subsea device (1) which includes an electric rotary machine (4) and a fluid-rotation machine (6-8) drive-connected (5) thereto, which electric rotary machine (4) has a lubrication/cooling circuit co...  
WO/2000/068572
The invention relates to a hydraulic aggregate which is provided with a housing (10) being a reservoir for pressure fluid. The housing comprises a bottom (12) a cover (11) and a middle part (13) arranged therebetween, whereby said middle...  
WO/2000/068575
Apparatus (10) for pumping fluids includes a housing (14) having a pump chamber (56) therein. The pump chamber (56) has an opening formed in one end (22) of the housing (14). An impeller (120) is rotatably mounted in the pump chamber (56...  
WO/2000/067368
The invention relates to an electronically commutable motor, in particular, for a liquid pump. In said motor, the excitation windings can be connected to and disconnected from a continuous supply current, using semiconductor switches whi...  
WO/2000/064701
The invention relates to a pump device for improving the loading capacity of tank vehicles which are loaded by establishing partial pressure in the complete tank and drawing the liquid into the tank through a suction line. The solution i...  
WO/2000/064508
An implantable rotary sealless blood pump is provided. The pump can include hydrodynamic, magnetic and hybrid, hydrodynamic/magnetic bearings and combinations thereof. The rotor can include a shaft or the pump can be made shaftless. Clos...  
WO/2000/064509
A pump assembly (1, 33, 200) adapted for continuous flow pumping of blood. In a particular form the pump (1, 200) is a centrifugal pump wherein the impeller (100, 204) is entirely sealed within the pump housing (2, 201) and is exclusivel...  
WO/2000/064031
The invention relates to a rotor device (1) in which a rotor (3, 30, 32, 36, 42) interacts with a fluid. The invention is characterized in that: a) the rotor device (1) comprises a support tube (2); b) a rotor (3, 30, 32, 36, 42) is moun...  
WO/2000/063529
There is disclosed a pump and pumping system for pumping dense phase gases, specifically for injecting carbon dioxide into an oil or gas reservoir that includes a pump, a motor, and a casing in which the pump and motor reside. There is a...  
WO/2000/064030
The invention relates to a device for delivering single-phase or multiphase fluids without altering the properties thereof. The aim of the invention is to provide a device for carefully delivering single-phase and multiphase fluids which...  
WO/2000/062841
The aim of the invention is to provide a device for axially delivering fluidic media such that said device exhibits a low-friction sealing, which does not generate any turbulences, between the stationary tubular hollow body and the rotat...  
WO/2000/060239
A system for allowing pumps to run in parallel and preventing back flow through a non-operational pump. The system includes a first pump in parallel with a second pump. The system further includes a check valve in fluid communication wit...  
WO/2000/057056
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/2000/055477
A device and method for detecting bearing overheating in oil-lubricated turbine pumps comprising a temperature transmitting collar (81) and an infrared sensor (82). The temperature transmitting collar (81) is mounted on the pump line sha...  
WO/2000/046507
The invention relates to a pump, especially for cooling water, comprising an impeller (2) which is pivotably mounted in a pump chamber (6), an exciter arrangement (12) for rotationally driving the impeller (12) and a control circuit (19)...  
WO/2000/043678
A motor rotor assembly for use in a blood pump can include a motor rotor disposed within a blood flow conduit, an inflow bearing having an inflow ball-and-cup bearing interface disposed within the blood flow conduit proximal to an inflow...  
WO/2000/043665
The invention relates to a supply device for fuel. Said device comprises a feed pump (7) which is driven by an electromotor. The device also comprises a housing (6) for accommodating the electromotor (8) and the feed pump (7) in the inte...  
WO/2000/042323
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/2000/037804
The invention concerns a device comprising a sealed body (2) and at least a wheel (10) mounted rotating in the sealed body (2), about a fixed axis of rotation (3) comprising at least a fluid intake (4) in its central part and a plurality...  
WO/2000/032256
Disclosed is a blood pump having a pump housing (10) in which an impeller (16) is arranged without housing. An external magnetic drive device (33) turns the impeller (16) via a magnetic coupling (32, 36). The lower side (30) of the wings...  
WO/2000/031417
A downhole pump system (10) which allows the pump unit (21) to be retrieved and re-installed through the production tubing (18) while leaving the tubing (18), electrical cable (19), and the remainder of the components of the pump system ...  
WO/2000/029730
A pump arrangement (10) is disclosed having a housing (12), a first pumping chamber (14) within the housing, a drive shaft (18) carried by the housing, and first pumping means (16) arranged for rotation within the first pumping chamber (...  
WO/2000/020051
A power system for an implanted heart pump is provided. The system includes two batteries (40, 42), a microprocessor controller (44), two motor drivers (46, 48), a multiplexer (50), stator (24, 26) and a TET coil (54). During normal oper...  
WO/2000/019097
A bloop pump system for use in CPB and other heart surgeries includes a magnetic cable drive (28) for remotely driving the blood pump. The magnetic cable drive is configured with magnetic couplings on each end (22, 24) such that the same...  
WO/2000/019100
A blood pump for use in CPB and other heart surgeries includes a reusable motor stator element (12) which is enclosed in a disposable, sterile housing (14). The reusable, non-sterilized motor stator element is completely encased by the p...  
WO/2000/019782
The present invention is directed to a cooling system and apparatus for use in radiographic devices having high output x-ray tubes. In operation, the x-ray tube generates large amounts of heat that must be removed so as to prevent damage...  
WO/2000/019098
A blood pump includes a sterilizable blood pump unit (10) removably attached to a turbine drive unit (12). An impeller (30) within the blood pump moves the blood from the pump inlet to the pump outlet. The pump snaps onto the turbine dri...  
WO/2000/009886
A fluid pump (110) includes a housing (112) having a passage therethrough with an inlet (116) and an outlet (120). An impeller (124) is positioned within the housing (112) and includes an impeller axis (126), an inlet side (128) and an o...  
WO/2000/009886
A fluid pump (110) includes a housing (112) having a passage therethrough with an inlet (116) and an outlet (120). An impeller (124) is positioned within the housing (112) and includes an impeller axis (126), an inlet side (128) and an o...  
WO/2000/006899
A magnetic drive assembly for a fluid pump comprises an inner magnet assembly (44) secured to the end of the drive shaft. The drive shaft and inner magnet project from the pump housing at a point encompassed by a canister alignment boss ...  
WO/2000/005799
An electric motor with a permanent-magnet rotor having a viscous coupling to the shaft (18; 118; 218; 318; 418; 518). In its electric part, the motor can be likened to a permanent-magnet synchronous motor, in which the rotor (13; 113; 21...  

Matches 751 - 800 out of 6,016