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WO/2005/035433A1 |
A submersible turbine pump (STP) is provided. The STP includes a manifold having an integral siphon connection coupled to a fuel flow path in the STP and a siphon cartridge removably inserted into the manifold via the siphon connection. ...
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WO/2005/024240A2 |
The present invention relates to a method and relevant electronic device (10) for determining the hydraulic flow rate in a pump driven by a synchronous electric motor (12), said motor (12) being of the type comprising a rotor (14), equip...
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WO/2005/019649A1 |
The present invention relates to a synchronous pump structure, particularly to an immersion pump (1) equipped with a float control device (3) and comprising a synchronous electric motor (2) with a permanent magnet rotor (8). The pump (1)...
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WO/2004/104423A1 |
A pressure relief arrangement for a pump (10) which includes a pump housing assembly with a pumping chamber (25) therein, the pump housing assembly including a section (41) mounted for movement between a normal operating position and a v...
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WO/2004/072485A1 |
A digital pressure controller that utilizes a microprocessor provides for control of the speed of a fluid pump engine for the purpose of maintaining specified pressures at both the inlet and outlet of the pump. Based upon pressure sensor...
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WO/2004/067863A1 |
In performing the method according to the invention the sewage accumulating in the transfer tank is periodically drawn away and is, in given circumstances, stirred in such a manner that the sewage is guided into the pump horizontally or ...
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WO/2004/059142A1 |
An impeller pump with thermostatically adjustable swirl-vanes, in use as an automotive engine-driven coolant pump. Flow variation is controlled by varying the orientation of the swirl-vanes. A change in orientation is effected by a therm...
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WO/2004/059170A2 |
A system for determining whether a centrifugal pump assembly is degraded as operating outside of acceptable operating limits and includes a processor adapted by software to perform the steps of automatically characterizing the pump chara...
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WO/2004/049086A1 |
The invention relates to a pressure regulated method for a technical system and serves to prevent cavitations in a liquid medium, which is conveyed inside a conduit section (10) consisting of a pump (1), a pressure sensor (2), a flowmete...
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WO/2004/044535A1 |
In a motor vehicle, the level in a reservoir (3, 4) is indicated by a level indicator (5) according to an output signal of a level sensor (1, 2) that is assigned to said reservoir (3, 4). In addition, the output signal of the level senso...
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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...
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WO2004001515A9 |
A system and method for measuring fluid or gas flow rate, for the system where fluid or gas is pumped, such as gas monitoring instrument, via a conduit to a sensor. The flow of gas through a pump (14) is determined by measuring motor bac...
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WO2004011811A9 |
A mix-in structure for a gas or the like in a pressurization centrifugal pump, capable of mix-discharging liquid and gas or the like to prevent cavitation and of suppressing gas residence in the pump chamber at the time of operation stop...
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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...
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WO2003095277B1 |
The present invention comprises a cleaning system for headlamps and/or panes, particularly of motor vehicles, comprising a tube system with liquid reservoir and a pump for providing and supplying a cleaning liquid and a nozzle configurat...
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WO/2004/011810A1 |
A method of monitoring the condition of a pump (10) or at least one component of a system that includes a pump which component or components are not a part of the pump, includes the step of generating a predetermined test condition in th...
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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...
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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...
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WO/2003/101798A1 |
A vehicle exterior surface wash apparatus includes a source (20) of pressurized fluid having a pump (22) which is operable in one of two different outlet flow directions and/or one of two different outlet flow pressures. Distribution con...
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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...
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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...
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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,...
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WO/2003/081050A1 |
A self-regulating water pump has a volute (4), an impeller (5) rotating about a respective longitudinal axis (3), and at least one substantially annular elastic member (12) located between the impeller (5) and the volute (4) and substant...
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WO/2003/078839A2 |
A hydraulic pump comprises one or more outlets, one or more pressure sensors and&sol or one or more flow sensors linked to or incorporated in a pump's control means which is adapted to compare the or each measurement obtained from the or...
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WO/2003/071109A1 |
The invention advantageously relates to an electric coolant pump (1), particularly for the coolant circuit of motor vehicle internal combustion engines, comprising a coolant pump motor, which drives a pump impeller (6) via a pump shaft (...
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WO/2003/071133A1 |
An arrangement (10) for controlling the liquid level in a basin (60) by selectively actuating a pump (64) has an environmentally-sealed enclosure (22) with an internal volume subject to thermal and pressure effects. A first (14) and a se...
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WO/2003/070299A1 |
An extracardiac pumping for supplementing the circulation of blood, including the cardiac output, in a patient without any component thereof being connected to the patient's heart, and methods of using same are disclosed. One embodiment ...
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WO/2003/062643A1 |
A wastewater pumping system includes a centrifugal pump operatively connected to an electric motor via a coupling. The speed of the electric motor is automatically varied responsive to the head or load realized by the pump of the system ...
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WO/2003/054365A1 |
The subject of the invention is a pump/valve assembly and a cooling circuit containing such an assembly. An assembly forming part of a circuit for circulating a liquid fluid and comprising a pump and at least one valve unit with proporti...
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WO/2003/048584A1 |
The invention relates to a submersible pump assembly with a float switch, whereby fastening devices, which are provided for said float switch or for the cable leading thereto, extend the application possibilities of said assembly.
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WO/2003/029656A1 |
A pump controller is disclosed for controlling a pump for a fluid medium such as water. The pump controller includes a metal substrate (11) adapted to have a first side thereof exposed to the fluid medium and an insulating medium applied...
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WO/2003/005875A1 |
The invention relates to a dishwasher (2) comprising spraying arms and a circulating pump (1), which has an impeller, an intake fitting (3) and at least one pressure joint on the pump casing. The dishwasher also comprises a water branchi...
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WO/2003/004840A1 |
An internal combustion engine coolant pump (12) having an inlet (15) for receiving coolant from the cooling circuit (31, 32) and an outlet (16) directing coolant to an engine (11) provided with a thermostat (18). The outlet (16) has a fl...
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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...
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WO/2003/002875A1 |
A membrane seal for a multi-part fluid pump housing discharging windshield washer fluid from reservoir includes a one-piece, rigid carrier and a resilient seal member molded onto the rigid member to seal two pump housing parts. Resilient...
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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...
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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...
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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...
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WO/2002/086318A2 |
A method and system to detect cavitation in a pump (100) and to determine the remaining life of a mechanical seal. A sensor (190) is included within the mechanical seal section (120) of the pump (100). Dynamic pressure changes occuring w...
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WO/2002/086322A2 |
A fluid controlled pumping system includes a pumping unit (12) disposed within a fluid cavity (13). The pumping unit (12) includes a passage (60) extending to a suction end of the pumping unit. The system also includes a pressure source ...
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WO/2002/084117A2 |
The invention relates to a method and a device which guarantees a constant output variable, e.g. the displaced volume of lubricating oil in a feed pump (3) which is actuated by a speed variable drive device (4), e.g. an internal combusti...
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WO/2002/066835A1 |
The present invention relates to a method for monitoring a pump and a pump using the method. In order to precisely monitor the operation of a pump without using a flow sensor, according to the present invention, in a pre-programmed proce...
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WO2001005349A9 |
A control circuit for use with a spa system includes a pressure sensor (70) which generates a signal representative of the pressure in the system. A microcontroller (68) is coupled to receive the signal from the sensor and is configured ...
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WO/2002/053915A1 |
A safety device (50) incorporating a sensor (120), analyser/control (130) and relay (150) is wired to a vacuum breaker (170) and other components of a fluid circulation system. The safety device (50) is used in a fluid system with a pump...
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WO/2002/045775A2 |
The invention relates to an intracardiac rotating pump (10) which is provided with a differential pressure sensor (18) for supporting a pumping heart. The differential pressure sensor measures the differential pressure between the aorta ...
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WO/2002/044626A1 |
The present invention relates to a multi-stage pressure distribution and pressure regulation system for heating and air conditioning piping units, a pressure control method of the same, and a very high-rise building utilizing the same, w...
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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...
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WO2000017521A9 |
A liquid pump (10) and controller with separate pump activation and deactivation mechanisms that are both closed detector devices is provided. The pump activation mechanism includes a float device (40) that activates a pump motor (12) wh...
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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 ...
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WO/2001/086831A1 |
A three phase power cable is employed to transmit data encoded in a phase-to-phase manner within a high frequency carrier signal transmitted simultaneously with power transmitted from surface equipment to downhole components. The high fr...
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