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WO/2024/074811A1 |
A method of controlling a condensate pump is disclosed. The pump comprises a pump motor, a liquid receptacle configured to receive condensate to be pumped, a liquid level sensor received in the liquid receptacle to sense a level of conde...
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WO/2024/073943A1 |
A vertical self-priming pump structure having both cavitation and hydraulic properties, comprising a motor (16) and a pump body. The motor (16) is fixedly connected to the pump body; a pump shaft (15) is fixed to an output shaft end of t...
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WO/2024/050598A1 |
A pump assembly comprising a shell, an inner casing adapted to allow fluid therethrough and an electric motor comprises a stator and a rotor defined by a hollow body comprising a blade assembly for propulsion of the fluid wherein the she...
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WO/2024/047275A1 |
The bearing housing (4) for a cooling liquid pump (1) of an internal combustion engine (40) is configured to receive a first bearing (8) and a second bearing (9) for supporting a shaft (10) of the cooling liquid pump (1), the bearing hou...
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WO/2024/047032A1 |
The present disclosure concerns a submerged fuel pump for pumping liquidised fluids, in particular a cryogenic submerged fuel pump for pumping liquidised fuel, such as liquid natural gas (LNG), hydrogen, methanol, ethane, liquefied petro...
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WO/2024/047031A1 |
The present disclosure concerns a submerged fuel pump for pumping liquidised fluids, in particular a cryogenic submerged fuel pump for pumping liquidised fuel, such as liquid natural gas (LNG), hydrogen, methanol, ethane, liquefied petro...
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WO/2024/044166A1 |
An ESP pump includes a first centrifugal pump having a first vane design to operate in a clockwise direction, and a second centrifugal pump having a second vane design to operate in a counterclockwise direction, with a submersible induct...
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WO/2024/028783A1 |
Operating assembly for a pump for recirculating a cooling fluid for a vehicle, comprising: an axially extending driven shaft (2) with a front end (2a) designed to carry the impeller (1) of a pump, at least one electromagnetic friction cl...
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WO/2023/247318A1 |
Invention relates to pump unit 1 for pumping liquid or suspension, the pump unit (1) comprises a centrifugal pump (2) and an inducer (3) in a proximity upstream of an inlet (210) of the centrifugal pump (2): - the centrifugal pump (2) co...
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WO/2023/247319A1 |
Invention relates to pump unit (1) for pumping liquid or suspension, the pump unit (1) comprises a centrifugal pump (2) and an inducer (3) in a proximity upstream of an inlet (210) of the centrifugal pump (2): - the centrifugal pump (2) ...
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WO/2023/230848A1 |
The present utility model relates to the technical field of water pumps, and provides an anti-falling high-stability centrifugal pump. The present utility model solves the problem that an existing centrifugal pump filtering structure is ...
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WO/2023/212024A1 |
A technique facilitates long-term operation of a submersible pump which may be used in an electric submersible pumping system. According to an embodiment, the submersible pump comprises at least one stage, e.g. a plurality of stages. Eac...
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WO/2023/208769A1 |
The invention relates to a rotary pump assembly for conveying a medium, with a shaft seal (11), which rotary pump assembly comprises a system (20) which has a ventilating assembly (27) and a cooler (25), wherein a medium circulates in th...
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WO/2023/208095A1 |
A fluid assembly, a drive assembly, a fluid control apparatus and a manufacturing method therefor. The fluid assembly comprises a main housing (40), pump assemblies (20) and a valve assembly (30). The main housing (40) is provided with f...
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WO/2023/196712A1 |
A multi-switch pump assembly is disclosed that facilitates switched flow and/or mixed flow from the pump assembly. The multi-switch pump assembly comprises a pump body, an electric motor, a rotating motor shaft, a first pump stage and im...
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WO/2023/196713A1 |
A pump assembly is disclosed comprising a pump body having a first pump stage housed in the pump body including a fluid inlet and a first and a second fluid outlet. A flow feed chamber is housed in the pump body in fluid communication wi...
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WO/2023/186735A1 |
The invention relates to a pump, in particular a centrifugal pump, comprising: a drive motor mounted inside a motor housing; and an electronics housing mounted on the motor housing, the electrical connection between the drive motor and t...
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WO/2023/185092A1 |
A detachable and replaceable desulfurization circulating water pump, comprising: a drainage component (100), the drainage component (100) comprising a water-conveying pipe (101) and a base (102), the base (102) supporting the water-conve...
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WO/2023/191860A1 |
An electric submersible pump (ESP) assembly. The ESP assembly comprises a first ESP component having a first drive shaft defining a plurality of male splines and defining at least one cut-out area; a second ESP component having a second ...
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WO/2023/180682A1 |
A centrifugal oil pump device preferably for a vacuum pump, comprising an oil reservoir extending radially around a vacuum pump driving shaft, the oil reservoir comprising at least one opening, an oil pump inlet arranged below the at lea...
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WO/2023/174790A1 |
A spacer for rotating members mounted on a drive shaft has a substantially tubular body forming a seat for accommodating a drive shaft; the tubular body is made by bending a laminar body, made of rigid material, around a main axis of ext...
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WO/2023/166180A1 |
The invention relates to a valve pump unit (VPE) comprising a single electric motor (EM) for driving a first pump stage (PS1) and a second pump stage (PS2) and for adjusting a multi-port valve (MWV), a reduction gearbox (RG) that can be ...
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WO/2023/166127A1 |
The invention relates to a valve pump unit (VPE) comprising a single electric motor (EM) for driving at least one pump stage (PS1) and for adjusting a multi-port valve (MWV), a reduction gearbox (RG) that can be driven by the electric mo...
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WO/2023/161391A1 |
Invention relates to a multi-stage centrifugal pump comprising an assembly (10) for compensating axial forces in a multi-stage centrifugal liquid pump (100) having an inlet (102) and an outlet (104), comprising a balancing drum (16) arra...
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WO/2023/156741A1 |
The present invention relates to a fuel control system (4) comprising: a fuel source; a supply conduit; a main circuit comprising: a first centrifugal pump; a connecting conduit; a second centrifugal pump; a discharge conduit; and a seco...
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WO/2023/151223A1 |
A multi-stage semi-open centrifugal pump capable of reducing wear, comprising a semi-open impeller (1), a guide vane (2), and a pump body (3). The semi-open impeller (1) comprises a plurality of cylindrical blades (4); each blade (4) com...
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WO/2023/151114A1 |
A pump body structure and a centrifugal pump having same. The pump body structure comprises a pump body (10), a pump cover (20), a suspension (30), a main shaft (40) and an impeller (50); the pump body (10) is provided with a pump inlet ...
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WO/2023/142202A1 |
A mechanical seal flushing structure and a vacuum-tight pipeline system having same. The mechanical seal flushing structure is used in a vacuum-tight pipeline system, and comprises two water pump assemblies (100) and a system main pipeli...
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WO/2023/139365A1 |
An excavation apparatus (5), such as an underwater excavation apparatus and/or a controlled flow excavation apparatus, comprises a rotor (10) comprising a plurality of first rotor blades (12) and a plurality of second rotor blades (14). ...
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WO/2023/117133A1 |
A pump for use with fluids having particulates has an inlet to allow the fluids into a chamber of the pump. The chamber has a direct flow path of at least one larger width than a side flow path, and has a movable blade and diffuser stack...
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WO/2023/108251A1 |
A multistage centrifugal water pump includes a housing having a water inlet for receiving water into the housing and a water outlet for expelling the water from the housing. A first impeller rotates within the housing about an axis of ro...
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WO/2023/087085A1 |
A pump (110) is disclosed comprising: an inlet (114) being in fluid communication with an inlet cavity (115); an outlet (118) being in fluid communication with an outlet cavity (119); a motor (120) being arranged in a motor cavity (121);...
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WO/2023/083777A1 |
The invention relates to a centrifugal pump having an arrangement (1) for a shaft seal. The arrangement (1) has a rotating element (2) and a stationary element (3) which form a sealing gap (5) for a lubricating film in a chamber (4). The...
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WO/2023/085301A1 |
Provided is a drainage pump that can inhibit the propagation of vibrations while being easy to attach without increasing the number of components. This drainage pump has a case accommodating a rotary blade and a motor that rotationally d...
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WO/2023/078785A1 |
The invention relates to a method of controlling a power limit (P) of a circulating pump (1) comprising a critical component (4) and a first temperature sensor (5) arranged and configured to measure the temperature of the critical compon...
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WO/2023/070766A1 |
An axial liquid intake structure and a multi-stage centrifugal pump having same. The axial liquid intake structure comprises a pump body (100), the pump body (100) comprising a liquid intake portion (10), a main shaft (30), and a suspens...
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WO/2023/061035A1 |
A blower (1) for a vehicle seat or a vehicle power battery system, comprising: a motor (11); a control device (12) electrically connected to the motor (11) so as to control the operation thereof; a housing (13), the control device (12) b...
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WO/2023/062097A1 |
The invention relates to a filter device (1) having a filter housing (10) in which a filter cage (20) having through-holes (21) is arranged. A filter inlet (11) of the filter housing (10) opens into an interior (22) of the filter cage (2...
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WO/2023/056598A1 |
An upright bipolar centrifugal pump with a filtering function, comprising a bipolar centrifugal pump body (1), a fixing block (3) being fixedly mounted at the bottom of the bipolar centrifugal pump body (1), a rotating blade (2) being fi...
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WO/2023/046486A1 |
A bearing arrangement of a pump particularly a centrifugal pump comprises: - at least one rolling bearing being capable of carrying axial loads and supporting an impeller shaft of the pump, - measuring means for an axial force acting on ...
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WO/2023/031566A1 |
The invention relates to a pump assembly (1) including a pump (2) and an electric motor (3), the motor (3) comprising a stator (4) and a rotor (5) separated by an air gap, the pump assembly including a casing (6) defining a housing accom...
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WO/2023/025551A1 |
The invention relates to a centrifugal pump (1) having at least one impeller (2) driven by a shaft (3). The shaft (3) is rotatably supported on bearings (4). A distribution assembly (5) is operatively connected to the shaft (3), said dis...
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WO/2023/023862A1 |
The present disclosure concerns a composite diffuser for a centrifugal pump, the composite diffuser comprising a diffuser housing assembly at least partially delimiting an impeller shaft-receiving opening and having upstream and downstre...
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WO/2023/000477A1 |
A mounting seat, comprising a base body (10), wherein a front circular groove (101) is provided in the middle of a front end face of the base body (10); a rear circular groove (103) is provided in the middle of a rear end face of the bas...
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WO/2023/285524A1 |
The invention relates to a centrifugal pump (2) having an electric motor (1) that includes a motor housing (3) and a main part (7). The electric motor (1) comprises motor electronics (4). The motor electronics (4) are supported by a heat...
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WO/2023/284483A1 |
A centrifugal pump, comprising a motor assembly and a pump body assembly (20). The pump body assembly (20) comprises a pump sleeve (22) and a plurality of impeller units (200) stored in the pump sleeve (22). The impeller unit (200) compr...
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WO/2022/267239A1 |
An impeller pump, comprising a pump shaft (4), a flow guide base housing, a plurality of impellers (1) driven by the pump shaft (4) to rotate, and a flow guide body (5) connected to the flow guide base housing. The impellers (1) and the ...
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WO/2022/263370A1 |
The invention relates to a pump (10) for a vehicle, in particular a motor vehicle, for conveying a fluid and to a vehicle, in particular a motor vehicle, comprising such a pump (10). The pump comprises a pump housing (12) with a pump inn...
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WO/2022/253579A1 |
Invention relates to a balancing drum assembly (10) in a centrifugal pump (100), wherein a shaft (14) adapted rotatably supported to a housing (12,12'), a balancing drum (16) having a first axial end (16.1) which is in fluid communicatio...
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WO/2022/217258A1 |
A mobile agricultural pump system, comprising: a frame; a pump device connected to the frame and defining a pump inlet and a pump outlet, wherein the pump device provides water to a first outlet valve and a filtration system; a manifold ...
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