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WO/2018/224200A1 |
The invention relates to a gearwheel pump (1), particularly designed as a fluid feed pump (102) of a waste heat recovery system (100), comprising a pump housing (2) in which an inlet (7), an outlet (35) and a working chamber (6) are form...
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WO/2018/226009A1 |
Disclosed herein is a pump with vacuum, self-priming, and booster functions, which includes a rotor housing, a rotor, an upper chamber, a lower chamber beneath the rotor housing, an inlet check valve, an outlet check valve, and an introd...
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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/2018/219526A1 |
The invention relates to an external gear machine (10) comprising two gears (11, 12) that intermesh in external engagement, the gears (11, 12) being surrounded by a housing (20) comprising contact areas in which each gear (11, 12) is pos...
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WO/2018/222530A1 |
A progressive cavity positive displacement motor having a solid metal stator (26) and a rotor (25) having an elastomeric seal layer (31) on its outer surface, as well as a method of manufacturing the motor. The elastomeric seal lay on th...
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WO/2018/222490A1 |
A stator assembly (3) for a progressing cavity pump (10) is provided. The stator assembly (3) includes a number of stator laminates (101) having a planar body (110) defining a primary, inner passage (114) and a number of outer passages (...
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WO/2018/215260A1 |
Disclosed is a vane pump, comprising a stator having an accommodation groove, a rotor provided in the accommodation groove, a plurality of vane grooves radially formed in the rotor, and a plurality of vanes able to reciprocally slide in ...
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WO/2018/215230A1 |
The invention relates to a vane pump or compressor, comprising a housing in which a rotor is mounted such that it rotates about an axis of rotation, and vanes that are movably arranged in radial recesses of the rotor, the vane ends oppos...
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WO/2018/217173A1 |
A rotary vane apparatus including a housing which has an inner wall enclosing a cylindrical cavity defining a central cavity axis; a cylindrical rotor rotatable about a central rotor axis which extends parallel and offset to the central ...
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WO/2018/215125A1 |
The invention relates to an external gear machine, in particular an external gear motor or external gear pump, comprising a first and a second gear (1, 2) which mesh together in an external engagement and are surrounded by a housing (3) ...
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WO/2018/212738A2 |
The present invention relates to a variable displacement vane pump having a pressure plate (10) where oil input is realized through at least two suctioning channels (11) provided thereon and an abrasion plate (20) positioned in the vicin...
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WO/2018/212759A1 |
The present disclosure generally relates to an improved system and method for coupling a temperature monitoring system within a progressive cavity pump to combat dry-running. More specifically, the present disclosure describes a temperat...
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WO/2018/206050A1 |
The invention relates to an electric pump actuator (1) for a stepless transmission (2) having a gear pump (3) with two meshing gearwheels (4, 5), in which the first gearwheel (4) and the second gearwheel (5) may each be actuated independ...
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WO/2018/208344A1 |
A gear pump for low speed transfers of viscous liquid slurries promotes growth of suspended particles, such as sugar crystals, by avoiding crushing of the panicles. The pump includes a rotor gear in mesh with an eccentrically mounted idl...
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WO/2018/207611A1 |
This cartridge-type vane pump is provided with: a side plate (20) in contact with one end surface of a rotor (2) and one end surface of a cam ring (4); a cover (10) in contact with the other end surface of the rotor (2) and the other end...
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WO/2018/207626A1 |
A cartridge-type vane pump (100) is provided with: a rotor (20); a plurality of vanes (30); a cam ring (40); a body-side side plate (50) that abuts one end surface (40b) of the cam ring (40); a cover member (60) that abuts the other end ...
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WO/2018/202357A1 |
The invention relates to an external gear machine comprising a first and a second gear (1, 2), which mesh externally and are surrounded by a housing (3), a bearing body (4) accommodated in the housing (3), which bearing body has at least...
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WO/2018/201045A1 |
A variable volume chamber device is disclosed. The chambers may be defined by the space between four pivotally connected vanes contained within two side plates. The vanes may be connected so as to create a sealed interior chamber that ma...
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WO/2018/198369A1 |
In this vane pump, a cylindrical rotor (18) is arranged within an accommodation space (10) of a pump housing (2), a pair of pump chambers (20) are individually defined on the front and rear sides of the rotor (18), and the left and right...
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WO/2018/198801A1 |
This rotor for a gear pump comprises: an inner rotor that has n teeth (n being an integer greater than or equal to 2) facing outward; and an outer rotor that is a ring shape surrounding the periphery of the inner rotor, is positioned ecc...
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WO/2018/196991A1 |
The disclosure refers to a variable displacement liquid pump (10) for pumping pressurized liquid, comprising a pump rotor (44) with radially slidable vanes (46) rotating in a shiftable control ring (42), a pressure control system for con...
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WO/2018/198451A1 |
This variable capacity pump is provided with the following: an intake passage (12) that takes in a fluid; an intake opening (13) that is located downstream of the intake passage; a pump chamber (PC) that pumps the fluid guided into the i...
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WO/2018/198798A1 |
This rotor for a gear pump comprises an inner rotor and an outer rotor. One member of the inner rotor and the outer rotor comprises a group of tooth bottom sections each having an edge along a first setting curve, and a group of tooth ti...
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WO/2018/199152A1 |
Provided is an internal gear pump in which, while a cover and a casing are made of a resin, no breakage occurs when the cover and casing are fastened, and which demonstrates stable discharging performance. Provided is an internal gear pu...
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WO/2018/194224A1 |
The present invention relates to a vane pump comprising: a pump housing of which one side supports a motor module for providing driving power and the other side is coupled to a pump module so as to be coupled to the motor module rotating...
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WO/2018/194042A1 |
Provided is a vane pump capable of ejecting two types of pressure oil of high pressure and low pressure and performing a quick start. The vane pump is provided with: a pump body (2) including a suction inlet (30); a cam ring (3); a rotor...
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WO/2018/189041A1 |
A screw-type compressor arrangement has a screw-type compressor with a rotor arrangement (11) for compressing air. The rotor arrangement (11) comprises a first rotor (12) which is arranged on a first rotor shaft (14), and a second rotor ...
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WO/2018/189043A1 |
A screw-type compressor arrangement comprises a screw-type compressor having a screw-type compressor housing (1) which in turn has at least one air inlet (6) and at least one air outlet (8). Furthermore, the screw-type compressor has a r...
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WO/2018/188694A1 |
The invention relates to an eccentric screw pump (1) for pumping fluids or flowing conveying media from a suction side (S) to a pressure side (D). A screw pump of said type comprises a rotor (4) and a stator (3), the stator (3) being fle...
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WO/2018/186865A1 |
A vane pump assembly (10) includes a housing (12) having at least one fluid inlet (32) and at least one fluid outlet (34) and a plurality of windings (36) disposed in the housing (12). The vane pump assembly (10) also includes a rotor (4...
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WO/2018/173826A1 |
An oil pump 1 comprises: a motor having a shaft disposed along a center axis extending in an axial direction, a rotor that rotates in the periphery of the shaft, a stator disposed facing the rotor, and a housing that accommodates the rot...
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WO/2018/173531A1 |
[Problem] To provide a magnet gear pump configured so that: a large number of magnets can be easily mounted; and the large number of magnets provide the magnet gear pump with large transmission torque. [Solution] This magnet gear pump 1 ...
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WO/2018/173937A1 |
[Problem] The purpose of the present invention is to provide a stator that has a long service life and can be used for a comparatively long period of time as a result of suppressing breakage of the stator caused by being assembled with o...
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WO/2018/174463A1 |
The present invention relates to a twin circle positive displacement pump having a check valve, comprising: a housing having an upper chamber and a lower chamber which are vertically communicated with each other and having a fluid inlet ...
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WO/2018/173828A1 |
This oil pump (1) has: a shaft (5) disposed along a center axis (J); a motor section (10) having a rotor (11) rotating around the shaft (5), a stator (15) disposed facing the rotor (11), and a housing (21) for containing the rotor (11) a...
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WO/2018/173827A1 |
A pump device (1) comprises a motor (40) having a shaft (5) that rotates about a center axis (J), and a pump (30) driven by the motor (40) via the shaft (5). The pump (30) has a pump rotor (31) that rotates together with the shaft (5), a...
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WO/2018/172059A1 |
The invention relates to an internal gear machine (1) for reversing operation, comprising an externally toothed pinion (3) and an internally toothed ring gear (4). The ring gear (4) meshes with the pinion (3). A sickle-shaped cavity (7) ...
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WO/2018/164569A1 |
The invention relates to a continuously variable transmission and a transmission system comprising said continuously variable transmission, wherein the continuously variable transmission comprises a first gear pump and a second gear pump...
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WO/2018/161532A1 |
A hydrogen circulation pump for a hydrogen fuel cell system comprises a motor (1), a pump body (2), and a magnetic connection structure (3). The motor (1) has a driving end (11). The pump body (2) has a first camshaft (213). The magnetic...
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WO/2018/162360A1 |
This is an eccentric spiral pump having - a stator (1) made from elastic or elastomeric material which defines a spiral interior chamber (11), - a stator housing (3) which surrounds the stator (1) and can be braced against the stator (1)...
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WO/2018/161108A1 |
Various designs for hydraulic devices are disclosed including hydraulic devices that can include a rotor, vanes and a ring. The rotor can be disposed for rotation about an axis. The plurality of vanes can each include a vane step. 5 Each...
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WO/2018/159474A1 |
This pump device 10 comprises a motor unit 20 which rotates the shaft 41, a pump unit 30 which is driven by the shaft 41 and which sucks in and delivers oil to the motor unit 20. The pump device 10 comprises: a first flow path through wh...
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WO/2018/159471A1 |
This pump device 1 comprises a motor unit 10 having a shaft 5 arranged along a central axis J extending in the axial direction, a pump unit 30 which is positioned to one side in the axial direction of the motor unit 10 and which is drive...
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WO/2018/159472A1 |
This pump device 1 has: a motor section 20 having a shaft 41 disposed along a center axis J; a pump section 30 located on one axial side of the motor section 20 and driven by the motor section 20 through the shaft 41 to discharge oil; an...
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WO/2018/159477A1 |
This pump device 1 comprises a motor unit 10 having a shaft 5 which rotates around a central axis J, and a pump unit 40 which is positioned to one side in the axial direction and which is driven via the shaft 5 and discharges oil. The mo...
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WO/2018/159178A1 |
This pump device is provided with: a body (10) including a pump containing chamber (11), a suction path (12), a discharge path (13), a first path (14), a second path (15), a first communication path (16), and a second communication path ...
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WO/2018/158755A2 |
A hydraulic pump with an integrated distribution valve comprises a body and a cover, and also at least two assemblies, a first assembly associated with the cover and a second assembly associated with the body, wherein the first assembly ...
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WO/2018/160175A1 |
The present system generally relates to a fluid flow system where a controller and motor pump assemblies are used to optimize the control of fluid flow through the system. The controller samples the back electromotive force of the motor ...
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WO/2018/158070A1 |
Vane pump comprising a stator (1), the stator (1) having an accommodating trough (11), with a cover plate (5) and a base plate (4) being provided correspondingly on upper and lower sides of the accommodating trough (11), such that the ac...
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WO/2018/153468A1 |
The invention refers to an automotive liquid pendulum vane pump (10). Each pendulum vane (30) comprises: a circular pendulum head (32) defining a pendulum hinge (33) together with a corresponding circular undercut recess (70) at the roto...
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