Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 651 - 700 out of 13,241

Document Document Title
WO/2004/072484A1
The invention relates to a device for transporting fluids, in particular cutting fluids comprising residual matter from production processes. Said device is equipped with a vertical pump comprising a pump housing (14) and a pump impeller...  
WO/2004/067852A1
A water-intake apparatus is used for taking water in from a river or the like. The water-intake apparatus includes an equipment installation tube (13) having a lower end submerged in water and an upper end positioned above a water surfac...  
WO/2004/063552A1
In a fuel pump unit, a motor housing (6) is installed on a base bracket (2), a motor rotor (8) is received in the housing, and a brush holder (9) is axially fitted in the housing to cover it. At the brush holder (9) are arranged a motor ...  
WO/2004/059171A1
A hydrodynamic bearing-type pump, where a shaft can be radially supported in a rotatable manner, a pumping pressure for a fluid can be reliably produced by a hydrodynamic bearing, and the pump can be downsized. A hydrodynamic bearing-typ...  
WO/2004/044433A1
The invention relates to a pump comprising a pump chamber containing an impeller (15) and a rotor (21, 22) of an electrical machine, said rotor being connected to the impeller. A flow path (20) extends from the inlet (6) to the outlet (1...  
WO/2004/044434A1
The invention relates to a pump comprising a pump chamber containing an impeller (15; 15') and a rotor (21, 22) of an electrical machine, said rotor being connected to the impeller. A flow path (20) extends from the inlet (6) to the outl...  
WO/2004/040144A1
The invention concerns a dual pump, comprising an electric motor (18) including a drive shaft, the shaft including, at each of its axial ends, a shaft output (21, 22), and two pump impellers, each shaft output driving a respective pump i...  
WO/2004/038228A1
Apparatus (1) for removing fluid from a surrounding area (3), comprising an inlet (5) through which fluid enters the apparatus (1), a primary vacuum fan (7) for creating a vacuum in the inlet to suck surrounding fluid from the surroundin...  
WO/2004/036051A1
The invention concerns a pump unit (1) comprising a pump casing (3), a volute (2), a pump wheel (4) mounted rotating in the volute (2) about an axis of rotation (12), a drive shaft (6) arranged inside said pump casing (3) along the axis ...  
WO/2004/033241A1
Electronic components (1) are arranged on the outside of the cooling channel (3).  
WO/2004/031588A1
The invention relates to an arrangement for removing heat from a component which is to be cooled. Said arrangement comprises a pump for pumping a coolant. The pump comprises a pump rotor, a ventilator which comprises a ventilation rotor ...  
WO/2004/031591A1
The invention is a new pump comprising an electric immersion motor (M) and two or more centrifugal impellers (G) enclosed by two concentric cylindrical jackets (Ci, Ce), so as to create an interspace (la) between the internal jacket (Ci)...  
WO/2004/031586A1
A light, powerful and manoeuvrable centrifugal pump unit suitable for fighting fires, emptying flooded compartments and providing auxiliary cooling water on board ships includes a frame (10) which supports a mounting plate (12) through v...  
WO/2004/027211A1
An electric motor for powering downhole tools comprises a first stator (33) including a first set of coil windings (73), a second stator including a second set of windings, an axially located rotatable shaft (92) including a first magnet...  
WO/2004/022939A1
The invention relates to a first coolant pump (1) of an internal combustion engine, with which a second coolant pump (2) is associated. Said two coolant pumps (1, 2) are actively connected by means of a coupling (3) with which a step-up ...  
WO/2004/022979A1
Disclosed is a centrifugal pump for conveying a conveying medium, comprising an impeller (28) that is disposed in a spiral housing (14), a supporting housing (20) for at least one bearing (30, 31) of a pump shaft (24) which is connected ...  
WO/2004/020835A1
A submersible motor-driven pump (1) comprising a housing (3), an intake pipe (5) disposed on the housing, an impeller disposed inside the intake pipe in order to produce an intake flow and in order to transport a fluid to a discharge con...  
WO/2004/020834A2
The invention relates to a running stream pump comprising a housing which has an upper shell which is provided with filter slots which are arranged on an outer surface, also comprising a water outlet connection, a pump device for suction...  
WO/2004/016978A1
Disclosed herein is a sealing structure of an underwater pump for preventing a water leakage between the under water pump and an elbow pipe. A system for controlling the operation of a washing machine. The sealing structure of the underw...  
WO/2004/015274A2
A coolant pump for use with an internal combustion engine having a crankshaft and a camshaft driven by the crankshaft includes a pump housing fixedly mountable to the engine. The pump housing includes an inlet opening to receive coolant ...  
WO/2004/009999A1
A fluid pump (10) includes a pump housing (12) having a housing cavity with an inlet and an outlet. A diffuser (20) is located within the housing cavity, and includes a portion that is attached to the housing. The diffuser has a diffuser...  
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)...  
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...  
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...  
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...  
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...  

Matches 651 - 700 out of 13,241