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Patent Searching and Data


Matches 751 - 800 out of 13,360

Document Document Title
WO/2004/007923A1
The invention relates to a device for driving a coolant pump (2) for the coolant circuit of an internal combustion engine in a motor vehicle comprising a drive train that encompasses a drive wheel (7), a viscous coupling (11), and a driv...  
WO/2004/005723A2
The invention provides a pump apparatus comprising a housing having pump means located therein; attachment means for releasably attaching the apparatus operably to drive means for driving the pump means; wherein said attachment means are...  
WO/2004/001226A2
A vertically-disposed pump shaft (120) is supported by an upward force against the pump shaft during periods of non use of the pump thereby off-loading bearings (136) normally supportive of the shaft to prevent damage thereto when the pu...  
WO/2004/001222A1
The invention relates to an impeller with a radial or diagonal flow for turbo machines that can be used as prime movers (turbines) or working machines (pumps, compressors) or in combination with one another (turbochargers, pump turbines)...  
WO2003031815A3
The pump and pump system (10) of the present invention is designed to remove liquids, gas, sand, and coal fines from gas and/or oil well bores from close to the rock face. The new pump will utilize energy for the "engine" from the surfac...  
WO/2003/106845A1
A composite automotive pulley wheel and pump comprises a pulley wheel (2) and a pump (22). The pump comprises an impeller (20) carried on a rotary shaft (6), an inlet region (24) and an outlet region (26). The pulley is mounted on the sh...  
WO/2003/104654A1
A motor/pump system which uses an enclosed rotor shell (13) and also interior hydrodynamic bearings (50, 52) which are lubricated by the liquid being pumped, is arranged to minimize localized heating at the bearings to vaporization level...  
WO/2003/103534A2
The present invention involves a blood pump (32) having a pump housing with an internally disposed rotor that collectively provide a dual inflow (34, 35) capability which prevents thrombus formation and reduces hemolysis during use.  
WO/2003/098778A1
The invention relates to a pump comprising an electric motor which is used as a pump motor. The electric motor comprises a stator, provided with at least one winding, an external rotor enclosing the stator, and a hub that is non-rotation...  
WO/2003/095832A1
An electrical power supply for powering electrical pump (12) instrumentation (73) and process control equipment (77) associated with a pump (12) having a rotating member. The power supply includes an electrical current generator (42) dri...  
WO/2003/095842A1
The invention relates to a driving motor (12), especially for a pump (10), said motor comprising a rotor (16) having a drive shaft (20) and a stator (14) which is enclosed by a stator housing (26) which, in turn, is surrounded by an oute...  
WO/2003/089788A1
A centrifugal pump, particularly of the pitot tube type (26), is specifically configured and coupled with a switched reluctance motor (14) to provide improved pumping characteristics and economical operating advantages in the pump assemb...  
WO/2003/082790A1
A transporting method and a transporting facility for an easily polymerizable material which are prevented from the stagnation of an easily polymerizale material at a liquid feed pump and from the resulting generation and adhesion of sol...  
WO/2003/083311A2
A motor pump (10) includes a pump head (22) for pressurizing a fluid and an electric motor for driving the pump head. Within the pump head, radial forces produced in two symmetrical pumping zones are balanced against each other to reduce...  
WO/2003/083312A1
In a centrifugal pump (10) for liquids comprising an impeller casing (50) inside which a centrifugal impeller (40) is rotatably mounted including a hub (42) from which a plurality or curved blades (44) delimited by two curved edges (44a,...  
WO/2003/081051A1
A pump for dishwashers or washing machines comprising a motor (12), a pump body (13), a shaft, a fan (4) coupled to the shaft (3) by means of a recess (8) having viscous fluid inside, a coupling (5) having a fan holder (7) having a centr...  
WO/2003/078844A2
A self priming pump system that includes a motor (16) coupled to a centrifugal pump (12) for driving the centrifugal pump. A separator (10) having a reservoir (30) is provided for storing a limited amount of pumped fluid in advance of th...  
WO/2003/075981A1
A mixed−flow blood pump presents features of both axial−flow and radial−flow pumps. This mixed−flow blood pump comprises a stationary housing structure defining at least one blood inlet, a blood outlet, and a blood conduit betwee...  
WO/2003/074881A1
A fluid feed device (A) capable of eliminating a trouble with a drive motor due to heat and pressure by preventing heat and pressure from being transmitted from a rotating shaft side to a drive motor side even if fluid is hot, wherein fl...  
WO2003031814A3
The invention concerns a sludge extractor comprising a receptacle whereon are provided a suction connection designed for a suction member for extracting a sludge-containing fluid and a flow connection designed for a flow member for evacu...  
WO/2003/067093A1
A pump (30) for pumping water, other liquids, or slurry mixes is described and includes an electric motor (32) or the like positioned above the water to be pumped which has a rotatable pump shaft (36) extending downwardly therefrom which...  
WO/2003/062642A1
A pump (10) with a pump shaft (20) which extends through the rotor (54) of a drive motor (52) which is arranged in a motor housing (30), and beyond the shaft bearing (22) thereof, provided towards the end thereof with a pump wheel (46) f...  
WO2003038286A3
The present invention relates to propulsion and hydraulic systems having a coaxial design wherein the inlet section (1), impeller section (12), and outlet section (13) of a mixed flow pump system (3) all have a common centerline axis or ...  
WO/2003/046336A1
The present invention relates to a downhole tool. In particular, the present invention relates to a downhole pump assembly, a downhole tool assembly including a downhole pump assembly, a well including a downhole pump assembly and to a m...  
WO/2003/044318A1
Gas turbine driven oil lifting device represents a device for increasing the quantity of oil obtained in the unit of time and the percentage of total amount obtained from oil bearing geological deposits. The device is installed in techni...  
WO/2003/038286A2
The present invention relates to propulsion and hydraulic systems having a coaxial design wherein the inlet section (1), impeller section (12), and outlet section (13) of a mixed flow pump system (3) all have a common centerline axis or ...  
WO/2003/035225A1
Gas separated from the outlet (11) from a subsea compressor (1) is cooled utilising the Joule−Thomson effect before it is passed to the gas−filled electric drive motor (2) of the compressor (1). This ensures that there is dry gas in ...  
WO/2003/031814A2
The invention concerns a sludge extractor comprising a receptacle whereon are provided a suction connection designed for a suction member for extracting a sludge-containing fluid and a flow connection designed for a flow member for evacu...  
WO/2003/031815A2
The pump and pump system (10) of the present invention is designed to remove liquids, gas, sand, and coal fines from gas and/or oil well bores from close to the rock face. The new pump will utilize energy for the 'engine' from the surfac...  
WO/2003/027504A1
An ultra-thin pump of the present invention includes a ring-shaped impeller including many vanes arranged along its outer region and a rotor magnet at its inner region, a motor stator provided in a space encircled by an inner peripheral ...  
WO/2003/027501A1
The fuel transfer pump (10) is a combination suction and pressure pump in a manifold (18) above the fuel storage tank (12). The fuel transfer pump (10) is contained within a manifold (18). The pump is liquid cooled (more specifically, fu...  
WO2002088547A3
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...  
WO2002024253A3
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...  
WO/2003/019015A1
A pump system for multi-phase fluids that includes a drive-shaft (11), mechanical differential units (12, 22, 23, 23', D¿1?...D¿n?) and pumps (14, 14', 25, 25', 25'', 25''', B¿1?...B¿n?) where the differential units allow for the cha...  
WO/2003/016718A1
An integrated motorized pump (1) comprising an impeller (2) mounted on an axle (3), two magnetic drives (6) electromagnetically coupled to an electric motor (7), a casing (8) with a flowing space (9), an inlet channel (10) and an outlet ...  
WO/2003/014574A1
A floating pump assembly including a compact floatation assembly structured to float on a body of water and supporting a flow pump housing having an inlet, outlet and fluid drive assembly being submerged and wherein at least the outlet i...  
WO2002041484A3
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-...  
WO/2003/006088A1
An artificial heart pump equipped with a hydrodynamic bearing, comprising a casing (4, 15) having a blood inflow port (5) in the upper region and a blood outflow port (6) in the side surface and having a plurality of electromagnets (22) ...  
WO/2003/004325A1
The invention relates to an electrically-driven pump for motor vehicle windscreen washers comprising a suction-impulse pump and an electric actuator which are disposed vertically and axially in relation to one another inside an essential...  
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−point 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...  

Matches 751 - 800 out of 13,360