Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 601 - 650 out of 13,513

Document Document Title
WO/2008/135103A1
The invention relates to an electric motor, in particular for a rotary pump, comprising a stator, a rotor running therein and a plug element, which is attached to the stator in particular at the stator end and has electrical contacts, wh...  
WO/2008/135028A1
As is known, containers are equipped with removable pump systems, wherein the pump system remains in the container. The pump system must be sufficient for a complete pump-out from the container opening to the container bottom. Due to the...  
WO/2008/133600A1
Present invention relates to an electric fuel pump for an internal combustion engine in which a single-phase brushless dc motor is rotatably coupled with a roller vane or other pump mechanism so that any type of fuel or combination of fu...  
WO/2008/127119A1
A fluid pump system (1) comprises an electrical drive unit (2) and a rotary pump (4) comprising a rotatable shaft (6) and a drive element (8) formed from a number of impellers (9) attached to the shaft (6) for causing flow within a proce...  
WO/2008/119404A1
An arrangement for delivering fluids has a fluid pump (91), which is designed in the manner of a centrifugal pump. Said pump (91) has an impeller (90) that is connected to a first permanent magnet (92), and it has an electronically commu...  
WO/2008/118066A1
The present invention relates to an automatic coupling device for the hoisting and lowering of a submersible machine, the coupling device (5) comprising a main body (15) at a lower end provided with two mutually separated branches (17) f...  
WO/2008/107239A1
The invention relates to a water pump (1) comprising - a pump body (2) containing - a paddle wheel (3) mounted on - a transmission shaft (4), - drive means (9') for turning the transmission shaft (4), - and a magnetic coupling device arr...  
WO/2008/104217A1
The invention relates to a submersible pump having a housing which has an intake opening for induction of liquid and an outlet opening for emission of liquid, and which holds an electric motor which has an electrically conductive motor h...  
WO/2008/104452A1
The invention relates to a centrifugal pump comprising a spiral housing consisting of a first housing part (1) and a second housing part (2), the latter (2) being tubular and delimited in a region facing away from the inlet E of the infl...  
WO/2008/104451A1
The invention relates to a centrifugal pump consisting of a spiral housing with a first housing part (1) and a second housing part (2). The central region of the second housing part (2) is tumbler-shaped in order to receive the rotor (3)...  
WO/2008/101698A1
The invention relates to a magnetically coupled centrifugal pump for pumping a fluid medium, comprising a housing (1) in which a separating can (3), which has a bottom (4), a shell (5) and a flange (6) clamped between two parts (2, 7) of...  
WO/2008/098443A1
The prevent invention comprises a fluent propeller discharging water flow forcibly forwards and rotating axially by means of a motor with a rotor, and a water stirrer and a protein separator comprising this fluent propeller. The characte...  
WO/2008/093594A1
An impeller (22) has a rotating shaft (7) supported by an upper bearing (9) and a lower bearing (10) to rotate freely at the upper and lower ends, a plurality of vanes (6), an arm (18) for coupling the inner circumferential side of a van...  
WO/2008/086879A1
The invention relates to a pump assembly with an electric motor, which comprises a stator with an iron core (16) and windings arranged thereon, and which is arranged in a stator housing (6) surrounding the electric motor toward the outsi...  
WO/2008/084588A1
A structure for fixing an impeller and magnet in a magnetically driven pump, in which the impeller and the driven magnet are instantaneously fixed together. Snap arms (44) having displaceable free ends are integrally formed on the same c...  
WO/2008/078774A1
A water pump (10) so constituted as to perform noncontact transmission of rotation from a drive side rotating body (20), to which rotation of an engine is transmitted, to a driven side rotating body (30) which is provided with a pump imp...  
WO/2008/071264A1
The invention relates to a device for moving a fluid by means of an electric motor comprising a metal rotor and stator. Either one or more permanent magnets connected to a shaft of the motor or a winding generating a rotating magnetic fi...  
WO/2008/072438A1
A submersible sliding bearing pump comprises an impeller (7) for sucking/discharging a circulation water, a shaft (8) for fixing the impeller, a bearing (10) so secured to the impeller as to rotatably support the impeller on the shaft, a...  
WO/2008/069702A2
The invention relates to multistage pumps for extracting oil from wells. The inventive working member of a downhole multistage pump comprises a working wheel (4) and a guiding unit (5). Said working wheel (4) and a guiding unit (5), each...  
WO/2008/069702A3
The invention relates to multistage pumps for extracting oil from wells. The inventive working member of a downhole multistage pump comprises a working wheel (4) and a guiding unit (5). Said working wheel (4) and a guiding unit (5), each...  
WO/2008/069124A1
A centrifugal pump has a casing (8) having a suction opening (80), a shaft support part (84) fixed to the inside of the casing, a shaft (5) supported by the shaft support part, an impeller (7) rotatably supported by the shaft, having a f...  
WO/2008/058639A1
The invention relates to a motor centrifugal pump, comprising an impeller supported in the pump space, the impeller being positioned on the electric motor shaft, wherein the motor rotor is incorporated in a can chamber through which the ...  
WO/2008/059658A1
[PROBLEMS] To provide a generator in which the stator coil can be protected against high-temperature high-pressure fluid. [MEANS FOR SOLVING PROBLEMS] The generator has a drive section (1) provided with an impeller (13) received in a cas...  
WO/2008/056083A2
The invention relates to a reversible hydroelectric device that can be mounted on an outside duct, comprising a hydraulic group (2) including a hydraulic machine (6) consisting of a turbine reversible centrifugal pump and a hydraulic cir...  
WO/2008/056486A1
[PROBLEMS] To provide a fluid feeder in which the drive shaft of a pump can be prevented from falling even when a bearing is heavily abraded. [MEANS FOR SOLVING PROBLEMS] A fluid feeder is arranged to suck fluid from an inlet (11) and to...  
WO/2008/056484A1
Provided is a fluid feeding device for preventing the outer circumference of a rotor from being corroded with rust or the like and for eliminating dust such as iron powder when the dust sticks to the outer circumference of the rotor. The...  
WO/2008/056083A3
The invention relates to a reversible hydroelectric device that can be mounted on an outside duct, comprising a hydraulic group (2) including a hydraulic machine (6) consisting of a turbine reversible centrifugal pump and a hydraulic cir...  
WO/2008/035896A1
The present invention relates to a pump apparatus with an annular compression plate made of a high elastic material, and more particularly, to a pump apparatus using elastic deformation of a compression plate, wherein the compression pla...  
WO/2008/023515A1
A self-suction pump capable of stably discharging fluid to be transferred even if the fluid becomes a mixture of gas and liquid. A liner ring (50), which is in rubbing contact with an impeller (29) when it moves to the front side during ...  
WO/2008/021251A2
Flood water removal systems (10' ' ') including a motor (20), a vacuum generating device, a discharge pump (440), and a vacuum tank can be efficiently arranged to be transversely mounted to a vehicle. Certain flood water removal systems ...  
WO/2008/019818A1
The invention relates to a stator arrangement (13) for a pump unit having a stator housing (4) and a stator (14) which is arranged therein, wherein at least one locking element (36) is provided, by means of which the stator (14) is fixed...  
WO/2008/021251A3
Flood water removal systems (10' ' ') including a motor (20), a vacuum generating device, a discharge pump (440), and a vacuum tank can be efficiently arranged to be transversely mounted to a vehicle. Certain flood water removal systems ...  
WO/2008/014556A1
This application discloses a pump design, where the motor (1) forms the floor of the pump body, and another part (2) the roof and walls, with and o ring seal (3) between the inside of the pump wall and the outside of the motor wall, a ga...  
WO/2008/012130A1
The invention relates to a fluid pump (10), in particular a liquid pump for a cooling and/or heating circuit of a motor vehicle, having a pump housing (12,14,16,18) and having a rotationally fixed shaft (36), which is arranged in the pum...  
WO/2008/012130A9
The invention relates to a fluid pump (10), in particular a liquid pump for a cooling and/or heating circuit of a motor vehicle, having a pump housing (12,14,16,18) and having a rotationally fixed shaft (36), which is arranged in the pum...  
WO/2008/011769A1
A fire fighting pump and operation thereof and a fire fighting system and a fire engine are disclosed. The pump includes a housing, a motor mounted inside the housing and two or more stages of series-connected impeller assemblies. A wate...  
WO/2008/004079A3
A connector arrangement in a submersible electrical assembly comprising an electric equipment or electrical power consumer housed in an enclosure (20) filled with conductive fluid, wherein power is supplied to the power consumer in a con...  
WO/2008/004079A2
A connector arrangement in a submersible electrical assembly comprising an electric equipment or electrical power consumer housed in an enclosure (20) filled with conductive fluid, wherein power is supplied to the power consumer in a con...  
WO/2007/140549A1
In the given well rotary electric pump, including the pump body, shaft, sliding bearings, netting, foundation, catching head, working wheels and directing devices, the blades of the working wheels and the shovels of directing devices hav...  
WO/2007/134401A1
A pumping station controller (14) is provided for monitoring pumping station hardware such as a well level sensor (8) and pumps (10a,... , 1On). A user interface (12) enables a user to input data to the controller (14) for controlling th...  
WO/2007/134454A1
A method and apparatus are disclosed for controlling a relay pumping setup comprising an upstream pumping unit for pumping a liquid into a relay reservoir and a downstream pumping unit for pumping from said relay reservoir to a given loc...  
WO/2007/118525A1
The invention relates to an immersion pump having a housing which has a suction opening and an outlet opening and holds a motor and an impeller which can be driven in rotation by said motor, wherein liquid which is to be fed can be sucke...  
WO/2007/115627A1
The invention relates to an immersion pump having a housing which holds a motor and an impeller which is driven by said motor, and which housing has a suction opening for sucking in liquid and an outlet opening for dispensing the liquid....  
WO/2007/112928A1
The invention relates to a submersible pump (10) comprising a pump housing (12) which can be immersed into a liquid that is to be evacuated and is provided with a suction inlet (39) and a pressure outlet (41). The liquid can be sucked in...  
WO/2007/112938A2
The invention relates to a magnetic coupling pump, with the motor-driven part (13, 14) of the magnetic coupling lying radially inward and the radially outward part (6, 7) of the coupling, together with the pump rotor (4), having a floati...  
WO/2007/112938A3
The invention relates to a magnetic coupling pump, with the motor-driven part (13, 14) of the magnetic coupling lying radially inward and the radially outward part (6, 7) of the coupling, together with the pump rotor (4), having a floati...  
WO/2007/110271A1
The invention relates to a compressor unit (1) for compressing a delivery medium (62), in particular for underwater operation, comprising a compressor (3) and an electric motor (2) which comprises a stator (16) and a rotor (15), wherein ...  
WO/2007/107815A1
A method of monitoring an electrical submersible pumps disposed downhole in a subterranean wellbore including: storing a plurality of first measurement values, each first measurement value associated with one of a plurality of operating ...  
WO/2007/095982A1
The invention relates to a motor centrifugal pump having a plastic-injection-moulded stator core of the electric motor, wherein cooling channels are arranged in the plastic, through which channels the conveying medium flows.  
WO/2007/094700A1
The invention relates to oil production, in particular to hydraulically protecting submersible electric centrifugal well pumps. A hydroprotector of the electric motor of a well pump consists of at least one stage which comprises a cylind...  

Matches 601 - 650 out of 13,513