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WO/2018/077778A1 |
The invention relates to a seal arrangement for saving a pump shaft in a rotary piston pump (10) designed for delivering pumped delivery fluid, comprising a sealing fluid pumping device (20) having a pump inlet (21) and a pump outlet (22...
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WO/2018/077410A1 |
The present invention relates to an automotive variable lubricant pump (10) for pumping a pressurized lubricant to a lubricant target (12), comprising a pump rotor (34) with radially slidable vanes (38) rotating in a shiftable control ri...
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WO/2018/078073A1 |
The invention relates to a screw pump (1), in particular a double screw pump, comprising a multiple-piece housing (2, 7, 15, 21) and at least two coupled rotors (3, 3a) which form chambers with in each case at least one thread-shaped pro...
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WO/2018/073620A1 |
The invention relates to hydraulic and pneumatic pumps having a working rotor, which can be used for pumping liquid and gas between vessels or for supplying a working fluid for cooling, lubricating and hydraulic driving purposes, particu...
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WO/2018/075944A1 |
A water pumping system, a motor drive, and a method of starting pumping by the motor drive. The method includes powering the electric motor with a motor drive; driving a progressive cavity pump with the electric motor; monitoring a speed...
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WO/2018/073006A1 |
Gear pump (101) for a metering system (100) having a first gearwheel (103) and a second gearwheel (105), wherein the first gearwheel (103) and the second gearwheel (105) are arranged so as to mesh in one another, a holding means (107) fo...
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WO/2018/070062A1 |
An internally rotating gear pump P is configured such that a pinion 4 having external teeth 4a and a gear 5 having internal teeth 5a are housed in a casing 1, and the internal teeth 5a and the external teeth 5a are engaged with each othe...
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WO/2018/068841A1 |
The invention is directed to an automotive variable mechanical lubricant pump (20) for providing pressurized lubricant for an internal combustion engine (12), comprising a pump rotor (26) with numerous slidable vanes (28) rotating in a s...
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WO/2018/065319A1 |
A blade pump having a housing with an inner plate (22), an outer plate and a peripheral liner (26) and, a rotor (20) provided with a plurality of slots which open in said peripheral face, a blade (40) being slidably arranged in each slot...
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WO/2018/062104A1 |
This pump device 10 is provided with a shaft 41, a motor unit 20 which rotates the shaft 41, and a pump unit 30 which is driven by the motor unit 20 via the shaft 41 and discharges oil. The pump device 10 comprises a first oil flow path ...
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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/2018/062096A1 |
When an estimated rotational speed becomes lower than or equal to a predetermined rotational speed, a control unit 76 of a motor control device 70 increases the voltage to be applied to a coil 53 on the basis of a control signal for incr...
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WO/2018/062089A1 |
This pump device 10 is provided with a shaft 41, a motor unit 20 which rotates the shaft 41, and a pump unit 30 which is driven by the motor unit 20 via the shaft 41 and which discharges oil. The pump device 10 comprises a first oil flow...
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WO/2018/063011A1 |
The present invention relates to the rotary vane hydraulic element, body of which, confining internal hydraulic space in the shape of toroid with the rotation axis X-X, is divided by plane (A-A), that crosses the space perpendicularly to...
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WO/2018/062107A1 |
This pump device 10 is provided with a shaft 41, a motor unit 20 which rotates the shaft 41, and a pump unit 30 which is driven by the motor unit 20 via the shaft 41 and which discharges oil. The pump device 10 comprises a first flow pat...
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WO/2018/062083A1 |
Disclosed is a control device 70 that controls a motor unit 20 including a stator 50 that includes a coil 53, and a rotor 40 that includes a permanent magnet 44. The control device comprises: a detection unit 71 that detects the rotation...
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WO/2018/062094A1 |
This pump device 1001 is provided with a shaft 41, a motor unit 2001 which rotates the shaft 41, and a pump unit 300 which is driven by the motor unit 2001 via the shaft 41 and which discharges oil. The pump device 1001 comprises a first...
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WO/2018/062093A1 |
This pump device 10 is provided with a shaft 41, a motor unit 20 which rotates the shaft 41, and a pump unit 30 which is driven by the motor unit 20 via the shaft 41 and discharges oil. The pump device 10 comprises a first oil flow path ...
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WO/2018/054622A1 |
The invention relates to conveying units having a drive shaft and having a rotor, which is driven by the drive shaft and which is spherical at the peripheral surface of the rotor and which has a spherical section on an end face facing aw...
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WO/2018/051673A1 |
In order to provide a variable capacity pump for which controllability can be improved, this variable capacity pump is provided with a control chamber and a control valve. The control chamber is disposed between a pump accommodating cham...
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WO/2018/051904A1 |
This vane pump (100) comprises: a rotor (2) connected to a drive shaft (1); a plurality of vanes (3) provided so as to be able to be capable of reciprocal movement in the radial direction with respect to the rotor (2); a cam ring (4) hav...
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WO/2018/052962A1 |
A screw compressor is provided and includes a housing (11), helical screws (21, 24) disposed within the housing (11) for rotation about respective rotational axes (RA1, RA2) in a mutually engaged relationship, at least one stator (30, 40...
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WO/2018/051905A1 |
This vane pump (100) comprises: a second pump body (20) which houses a cam ring (4), a spring (27) which energizes the cam ring (4) in a direction in which eccentricity with respect to the rotor (2) increases; a first pump body (10) and ...
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WO/2018/042212A1 |
The invention is referred to a new type gearing system where the gears are involved between them with an angled formation inclined dentures (1). The gears are found inside a housing (4) while from a hole (2) in their center a transmissio...
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WO/2018/043434A1 |
This vane pump (100) comprises a rotor (20), a plurality of vanes (30), a cam ring (40), pump chambers (41), and a center port (45). The center port (45) has: an inner opening (46) open to the inner peripheral cam surface (40a) of the ca...
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WO/2018/041401A1 |
A motor pump device designed as a modular system, consisting of at least one electric motor (10), a radial piston pump (24), which can be driven by a respective electric motor (10) and is preferably used as a high-pressure supply, and/or...
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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/2018/042249A1 |
A rotary device (20) for use with a fluid includes a housing (22), a rotor (24), a ring (84), and at least one vane (74). The housing (22) includes a tubular surface (48) defining, in part, a tubular volume (46). The housing (22) is segr...
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WO/2018/041434A1 |
The invention relates to an external gear pump (1) having a pump housing (2). An inlet (2a), an outlet (2b), and a working chamber (6) are formed in the pump housing (2). A first gear (11), which is arranged on a first shaft (21), and a ...
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WO/2018/043433A1 |
A vane pump (100) is provided with: a rotor (20); a plurality of vanes (30); a cam ring (40); first and second side plates (70, 80); a pump chamber (41) that is defined by the rotor (20), the cam ring (40), and the vanes (30) that are ad...
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WO/2018/032038A1 |
A lubrication pump for highly viscous fluids including: an elongate housing arranged to be at least partially submerged in the highly viscous fluid; a first rotary pumping device; a second rotary pumping device; and a drive mechanism to ...
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WO/2018/033077A1 |
Disclosed are a fluid power conversion apparatus and a conversion method. The apparatus comprises a stator (110), a rotor (120), a separation plate (130) and sliding blocks (140), wherein the rotor (120) and the stator (110) are rotatabl...
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WO/2018/028916A1 |
The invention relates to an external gear machine (61), in particular an external gear pump or an external gear motor, having a drive unit (60) which comprises at least two gearwheels (63, 64) which mesh with one another in an external e...
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WO/2018/030375A1 |
One embodiment of a drive device of the present invention is provided with a rotor, a stator, a housing having an accommodating part that can retain oil, and a pump that is driven via a motor shaft. The pump comprises an external gear th...
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WO/2018/030345A1 |
In one embodiment of this drive device, a pump unit comprises: an externally toothed gear which is fixed to one end of a motor shaft in the axial direction; an internally toothed gear which radially surrounds the outside of the externall...
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WO/2018/030347A1 |
A drive device that attaches to a vehicle, said drive device provided with: a motor body comprising a rotor, which rotates around a central axis that extends horizontally and in a direction that is orthogonal to the travel direction of t...
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WO/2018/030373A1 |
In one embodiment of this drive device, a pump unit comprises: a pump chamber which is provided in a housing; an inlet which can suck oil into the pump chamber; and an outlet which can discharge oil from inside of the pump chamber. The h...
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WO/2018/028806A1 |
A gearwheel pump (1), designed in particular as a feed fluid pump (102) of a waste heat recovery system (100), having a housing (3) in which a working chamber (17) is formed, wherein a first gearwheel (4) and a second gearwheel (5) are a...
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WO/2018/030325A1 |
In one embodiment of a drive device according to the present invention, a housing includes an outer lid portion covering one side in the axial direction of a motor shaft. A pump unit includes: an externally toothed gear fixed to an end p...
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WO/2018/030324A1 |
One embodiment of this drive device comprises: a rotor; a stator; a housing that has a housing part that can store oil; a pump part that is driven via a motor shaft; and a transmission member that transmits the rotation of the motor shaf...
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WO/2018/030374A1 |
One embodiment of the drive device of the present invention is provided with a rotor, a stator, a housing having an accommodating part that accommodates the rotor and the stator and is capable of holding oil, a pump that is driven via a ...
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WO/2018/031844A1 |
A beverage syrup pump system is disclosed including a pump housing having an internal pumping chamber, a pump motor, and a pumping mechanism driven by the motor within the pumping chamber. The pumping mechanism receives a syrup fluid at ...
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WO/2018/027801A1 |
Disclosed are a rotating system, and a fluid motor, a compressor, a pump and an engine using same. The rotating system comprises at least three rotating devices having an eccentric rotor structure, namely, a main rotating device (610), a...
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WO/2018/025240A1 |
It is disclosed a device (1) for generating electric energy from a pressurized fluid (4) comprising a stator (2), which includes a tubular body on which a solenoid (21) is wound, and a rotor (3) mobile housed inside the tubular body of t...
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WO/2018/026244A1 |
The present invention relates to a twin circle volumetric pump which can be driven smoothly by minimizing the deviation of a center distance between an upper rotor and a lower rotor using a flexible bearing. The present invention compris...
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WO/2018/021278A1 |
An embodiment of this pressure sensor device is a pressure sensor device for an electrically powered pump, the pressure sensor device comprising: a pressure sensor that measures the pressure of a fluid inside the electrically powered pum...
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WO/2018/019318A1 |
A rotor/stator system (12) for an eccentric screw pump (10) comprises a stator (14), which has a stator pitch and a screw thread-shaped inner circumferential surface (16) with N+l thread paths, and a rotor (18), which has a screw-shaped ...
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WO/2018/021231A1 |
[Problem] To provide a pressure sensor apparatus that is capable of suppressing enlargement of an electric pump. [Solution] A pressure sensor apparatus body 54 can be reduced in size in both the vertical direction and the radial directio...
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WO/2018/019731A1 |
The invention relates to a vane cell pump, in particular a vacuum pump, comprising a brushless DC motor, which has a motor stator designed as an outer ring and a cup-shaped motor rotor, a cover plate, a pump rotor, and at least one vane ...
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WO/2018/019372A1 |
The invention relates to a compressor comprising a compressor housing; a scroll compressor unit which is arranged in the compressor housing and comprises a first stationary compressor body and a second compressor body that can be moved r...
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