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WO/2020/020864A1 |
A volumetric pump comprising a chamber (1) having a breadth, B, an inlet volume with an inlet and an outlet volume with an outlet, separated from each other m pumping systems enclosed in the chamber, with m ϵ N, and m>1, each pumping sy...
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WO/2019/233636A1 |
The invention relates to a pump (1) with a pressure chamber (6) in which a pump pressure is applied to a working medium of the pump (1), wherein the pump pressure is detected using a measuring unit (15) which is arranged in the housing (...
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WO/2019/187476A1 |
One aspect of the present invention relates to an electric pump, and the electric pump is provided with: a first pump chamber that pumps a first cooling medium using a first rotor; a second pump chamber that is disposed in parallel with ...
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WO/2019/174773A1 |
The invention relates to a modular system of a pump structure for the axial integration of a selection of electric drive assemblies (1) on a selection of pump assemblies (2) and a shaft-bearing assembly (3) which comprises a pump shaft (...
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WO/2019/152824A1 |
A multi-channel positive displacement piston pump apparatus includes a motor and a plurality of positive displacement piston pumps driven by the motor. The plurality of pumps are aligned in a stacking direction, and each pump has an inta...
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WO/2019/137672A1 |
The invention relates to a pump assembly for a vehicle having an internal combustion engine with or without transmission or electric motor with transmission or for an oil supply having a double-pipe pump, wherein the two pipes are separa...
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WO/2019/121188A1 |
A vane pump (101) for an automatic transmission comprises a suction-side behind-vane pressure duct (112) and a pressure-side behind-vane pressure duct (111), wherein the suction-side behind-vane pressure duct (112) is connected to the pr...
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WO/2019/121102A1 |
The invention relates to a gerotor pump (10), comprising an inner gerotor (1) and an outer gerotor (2) and an electric motor (11) in a pump housing (20), the outer gerotor (2) being formed integrally with the rotor (18) of the electric m...
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WO/2019/121307A1 |
The invention relates to a fluid delivery device (1) having a forepump (2) and a main pump (3) fluidically connected to the forepump (2), wherein the forepump (2) can be driven via a forepump input shaft (13) and the main pump (3) can be...
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WO/2019/110611A1 |
The disclosure relates to rotating devices having at least one rotor (3) and a rotor bearing part, at least for receiving, conveying, compressing, expanding, expanding, igniting and/or combusting a working fluid or at least for pumping, ...
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WO/2019/083998A1 |
A multi-fluid, high pressure pump with a modular configuration, capable of converting hydraulic power from a source may be capable of pumping nearly any type of fluid. The modular configuration may provide for individual sub-pump modules...
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WO/2019/069418A1 |
A gear pump (1) according to the present invention has a first intake space (L1) where fluid is taken in according to the rotation of an internally toothed gear (10) and a first externally toothed gear (20), and a first discharge space (...
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WO/2019/001201A9 |
An electric oil pump assembly, a steering system and a lubrication system; the electric oil pump assembly (1000) is provided with a main oil inlet (1010) and a main oil outlet (1020), and further comprises: a motor assembly (200), a moto...
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WO/2019/001199A1 |
An electric oil pump assembly, a steering system and a lubrication system; the electric oil pump assembly (1000) comprises: a motor assembly (200), an oil pump assembly (100) and an elastic member (311); the oil pump assembly (100) is fl...
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WO/2019/001200A1 |
An electric oil pump assembly (1000), a steering system and a lubrication system. The electric oil pump assembly (1000) has a main oil inlet (1010) and a main oil outlet (1020), and further comprises: a motor assembly (200), the motor as...
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WO/2018/220243A1 |
Pressure exchanger valve (1), which comprises: a prismatic chamber (2) having a section in the form of two intersecting circles (20, 21); an equilateral triangular prismatic rotary shutter (3) having side edges (30) in contact with the w...
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WO/2018/135737A1 |
The present invention relates to a gerotor pump having a housing-integrated separation plate, which comprises: a pump housing configured to allow a fluid to be introduced or discharged; two pairs of rotor modules, which include inter rot...
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WO/2018/124939A1 |
The invention relates to modular pump units and can be used for pumping large volumes of liquid, for example in fire-extinguishing systems. A pump unit comprises pumps for pumping liquid, and reduction gears and electric motors interacti...
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WO/2018/115585A1 |
There is disclosed a gear pump (13) comprising at least two counter rotating gear wheels (1); permanent magnets (3) attached with the at least two gear wheels (1); at least a first stator coil pair (6) and a second stator coil pair (6). ...
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WO/2018/114601A1 |
An electric gear pump comprising a gerotor that may rotate about an axis of rotation A, comprising an external spur rotor and an internal spur rotor arranged outside the external spur rotor; a stator having electrical windings arranged o...
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WO/2018/114619A1 |
An electric gear pump comprising a gerotor that may rotate about an axis of rotation A, comprising an external spur rotor and an internal spur rotor arranged outside the external spur rotor; a stator having electrical windings arranged o...
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WO/2018/114622A1 |
An electric gear pump comprising a gerotor that may rotate about an axis of rotation A, comprising an external spur rotor and an internal spur rotor arranged outside the external spur rotor; a stator having electrical windings arranged o...
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WO/2018/108796A1 |
An electric gear pump comprising: a gerotor rotatable about an axis of rotation A; a support base for the gerotor; a cover which can be joined to the base; a feed duct and a delivery duct; electronic components of the control unit which ...
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WO/2018/097760A1 |
The group of inventions relates to modular pump assemblies and can be used for pumping large volumes of fluid using at least one pump module. Both the claimed pump assembly and the claimed pump module can be incorporated into mobile fire...
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WO/2018/082859A1 |
An electrically driven gerotor pump has a gerotor (3) which comprises a stationary outer gerotor element (31) with an inner toothing (33a) that is axially delimited by two chamber walls (13a, 13b), wherein each chamber-forming foot secti...
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WO/2018/062198A1 |
The present invention is configured so that, even if there is no space for installing a piston in contact with the center of the front end surface of a drive shaft, thrust force occurring in a drive gear can be cancelled. The primary pum...
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WO/2018/044218A1 |
A gas compressor, comprising a compressor chamber comprising a chamber inlet for gas and a chamber outlet for gas A gas heating device comprising a heater chamber having a heater inlet for gas and a heater outlet for gas. The gas heating...
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WO/2018/042354A1 |
A dual input fluid pump system for coupling to a transmission or an engine and an electrical motor is disclosed. The system may include a first external gear, vane, internal gear, or gerotor-type pump, a second external gear pump, and co...
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WO/2018/033273A1 |
Pumping assemblies are already known, comprising a drive shaft and a rotor rotatably arranged in a pump stator and driven by the drive shaft. The drive shaft has an oblique sliding plane which cooperates with the rotor and which permits ...
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WO/2017/211117A1 |
A pump and nozzle integrated apparatus, comprising a pump assembly (18) and a nozzle assembly (19). The pump assembly (18) comprises a pump assembly shell (180) and a pump (11) matching the pump assembly shell. The pump assembly shell (1...
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WO/2017/187928A1 |
This compound pump is provided with: a housing (H); a first pump unit (PU1) disposed within the housing and including an inner rotor (50) and an outer rotor (60), which engage with each other; and a second pump unit (PU2) disposed within...
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WO/2017/180554A1 |
A compressor including a gear system configured to be driven by a drive unit, a plurality of compression stages coupled to the gear system, wherein the plurality of compression stages includes at least one centrifugal compression stage a...
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WO/2017/144499A1 |
The invention relates to a pump assembly (1), at least comprising a first housing (2), in which at least one first drive means (3) for conveying a fluid (4) is rotatably mounted, wherein a first drive shaft (5) of the first drive means (...
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WO/2017/144190A1 |
A pumping assembly to feed fuel, preferably diesel fuel, to an internal combustion engine is provided with an electric gear pump (7) having two gears (33, 37) mounted one inside the other, and of which one is an annular rotor (33) mounte...
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WO/2017/097898A1 |
The invention relates to a heatable screw spindle pump (10) comprising a housing (12) surrounding a delivery chamber, at least one rotor (18) having a thread-type profile, a housing insert (20) arranged in the housing (12) and surroundin...
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WO/2017/068483A1 |
Apparatus (2) for dosing a liquid colour formulation, optionally including other additives, into polymer includes a first receptacle (4) for the liquid colour formulation, a progressing cavity pump (6) downstream of the receptacle for pu...
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WO/2017/066091A1 |
A high speed, rotary lobe gear pump assembly is provided which combines a positive displacement lobe gear pump having wipers with a centrifugal pump utilizing an impeller. The centrifugal pump feeds high pressure fluid flow directly into...
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WO/2017/048015A1 |
The present invention relates to a rotary piston pump for collecting underground water located in a specific depth of a borehole, and the rotary piston pump according to the present invention allows: a plurality of volume varying spaces ...
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WO/2017/042726A1 |
Injection apparatus for injecting a liquid formulation into a molten polymer at high pressure includes a reservoir containing liquid formulation at ambient temperature and pressure which is arrange to flood-feed pump body 26 of a first p...
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WO/2017/040825A1 |
A fluid-driven actuator system includes a fluid-driven actuator and at least one proportional control valve and at least one pump connected to the fluid-driven actuator to provide fluid to operate the fluid-driven actuator. The at least ...
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WO/2017/040792A1 |
A fluid-driven actuator system includes a fluid-driven actuator and at least one proportional control valve and at least one pump connected to the fluid-driven actuator to provide fluid to operate the fluid-driven actuator. The at least ...
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WO/2017/013932A1 |
A pump device is configured so that: a first drive shaft 20 for driving a first pump element E1 and a second drive shaft 40 for driving a second pump element E2 will be connected through a third drive shaft 50; and a first joint 51 and a...
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WO2017009994A1 |
This gear pump is provided with: a driving gear, a first driven gear, and a second driven gear that are engaged with each other; a housing that houses those and that has formed therein a flow path including a first intake port, a second ...
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WO/2017/008037A1 |
An engine comprises a compression portion and a combustion portion. The compression portion comprises twin-screw rotors, male engaged with female. The combustion portion comprises twin-screw rotors, male engaged with female. The male com...
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WO/2016/194933A1 |
A pump device is provided with a main pump (101) and a sub pump (102) for supplying hydraulic oil to a hydraulic machine (23), and a switching valve (40) for switching between supplying the hydraulic oil discharged from the sub pump (102...
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WO/2016/149246A1 |
One example of a gerotor pump includes an inner rotor comprising multiple teeth, the inner rotor configured to rotate about a first longitudinal gerotor pump axis. The gerotor pump also includes a hollow outer rotor including an outer su...
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WO/2016/117353A1 |
The present invention is provided with a balanced type vane pump (5) having a first intake opening (81), a second intake opening (82), a first intake port (73), a second intake port (75), a first discharge opening (74), a second discharg...
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WO/2016/079241A1 |
The application relates to a system for conveying a medium having not less than two working machines (2, 2a, 2b, 2c) that each have not less than one carrier shaft (25, 35) with transport elements (22, 32) for the medium to be conveyed a...
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WO/2016/072418A1 |
Provided is an electric pump capable of driving a plurality of pumps using one driveshaft, and also capable of minimizing the drive force required from an electric motor. The electric pump has: one driveshaft rotatably driven by an elect...
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WO/2016/064569A1 |
A hydrostatic transmission system includes a hydraulic motor and at least one proportional control valve and at least one pump connected to the hydraulic motor to provide fluid to operate the hydraulic motor. The at least one pump includ...
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