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WO/2016/202334A1 |
The invention relates to an electromotively-driven liquid pump, particularly an oil pump or reducing agent pump, comprising an electric motor (1), a displacement pump, particularly a gear pump (2), and an end shield (3) arranged between ...
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WO/2016/205188A1 |
In one aspect, an integrated expander and pump assembly is disclosed that includes: a housing defining an internal chamber and a pair of parallel helical rotors disposed within the housing internal chamber. The assembly can include a fir...
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WO/2016/205792A1 |
An integrated motor-driven pump is proposed that reduces the part count of the assembly and addresses several tolerance and alignment issues by combining the outlet plate and retainer ring of the pump into a single component. The integra...
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WO/2016/203811A1 |
A variable displacement type oil pump is provided with: a coiled spring (33) for pressing a cam ring (15) in the direction in which the amount of a change in the volume (amount of eccentricity) of a plurality of pump chambers (24) increa...
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WO/2016/198091A1 |
The invention refers to a variable pendulum slider lubrication pump (10) for providing pressurized liquid lubricant to an internal combustion engine. The pump (10) comprises a non-rotatable and radially shiftable control ring (12), a rot...
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WO/2016/200055A1 |
The present invention relates to a vane pump which is capable of smoothly drawing in a working fluid and is drawn into a rotary chamber while minimizing damage of a vane or occurrence of noise, has an excellent performance in terms of fl...
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WO/2016/199055A1 |
A press (14) for extruding non-ferrous metal profiles is described, comprising at least one punch (2) controlled by oleodynamic or hydraulic cylinders (3, 4) driven in turn by at least one pump (15) controlled by a motor (11), said pump ...
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WO/2016/198036A1 |
The invention relates to a coupling element (10, 100) for the connection of a helix-shaped eccentric screw pump rotor (50) to a drive shaft, comprising a drive shaft receiving portion (11) and an oppositely arranged rotor connecting port...
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WO/2016/198037A1 |
The invention relates to a pump housing (10) for an eccentric screw pump (100), comprising a longitudinal axis (L) and an axially extending cavity (H) between an opening (A) at the drive end and an opening (P) at the pump end; the openin...
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WO/2016/199061A2 |
A stretching machine (1) is described for non-ferrous profiles, comprising a head (2) provided with a body (22) and a clamp (21), hydraulic cylinders (3), at least one pump (4), at least one electric motor (5), a liquid tank (6), at leas...
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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/2016/193261A1 |
A mechanically-driven liquid positive displacement pump for delivering a liquid medium has: a pump housing (1, 11) comprising two plane-parallel wall surfaces (10a, 10b) and at least one inlet (12) and at least one outlet (13); a cylindr...
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WO/2016/193043A1 |
Disclosed are a vane pump (01) and a method for the operation of a vane pump (01). The vane pump (01) comprises a hollow cylinder-shaped contour ring (10) arranged between two lateral plates (11, 12), said ring having an inner circumfere...
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WO/2016/193260A1 |
An electrically-driven liquid positive displacement pump for delivering a liquid medium has: a pump housing (1, 11) comprising a hollow-cylindrical pump chamber (10) and at least one inlet (12) and at least one outlet (13); a cylindrical...
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WO/2016/190121A1 |
The objective of the present invention is to provide an oil supply device in which a negative pressure in a pump chamber is reduced or eliminated when an electric oil pump is shut down, thereby preventing air from entering the pump chamb...
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WO/2016/185503A1 |
This gear pump (1) is configured so that: a first pump chamber (P1) has a first suction space (L1) into which fluid is sucked as an internally toothed gear (10) and externally toothed gears (20, 30) rotate, the first pump chamber (P1) fu...
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WO/2016/186579A1 |
The present application provides a waste heat recovery unit for recovering waste heat by a refrigerant via a heat exchanger. The heat exchanger being configured to receive the refrigerant in liquid phase at an inlet, absorb the waste hea...
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WO/2016/185329A1 |
A gear pump comprising: - a pair of gears (2) able to interact with a fluid crossing the pump (1); - a housing seating (3) of said pair of gears (2), said housing seating (3) comprising a rest plane (30) of a shim (4); - a delivery condu...
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WO/2016/180570A1 |
The invention relates to a displacement pump (10), in particular a rotary vane pump, for conveying a fluid for a load (6). A lateral surface (24a) of a rotor (24) of the displacement pump (10) has at least one recess (41), which is desig...
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WO/2016/180319A1 |
An internal compensation component (100) for an internal gear pump (1000) is disclosed. The component (100) is configured to be sandwiched between a pump cover (300) of the internal gear pump (1000) and a gear pair (200) of the internal ...
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WO/2016/180571A1 |
The disclosure relates to a positive-displacement pump (10), in particular a vane-type pump for the delivery of a fluid for a consumer (6) of a steering system (1), wherein the rotor (24), the cam ring (20), the housing-side control plat...
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WO/2016/181520A1 |
A gear pump provided with: a casing having in the interior a gear storage chamber for storing a pair of gears; a movable side plate having a high-pressure entry groove in a high-pressure-side region of a sliding surface, which is the sur...
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WO/2016/182490A1 |
The invention relates to a reversible pump (10) for a fluid, comprising an externally toothed inner rotor (12); an internally toothed outer rotor (14) with a circular periphery surrounding the inner rotor (12); a drive shaft (16) 5 conce...
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WO/2016/177265A1 |
A hydraulic pump (10) comprises a fluid chamber housing (12) and a rotor (14) located within the fluid chamber housing (12). The fluid chamber housing (12) and the rotor (14) cooperate with one another to define a fluid chamber (16) ther...
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WO/2016/177468A1 |
Device (1) for pressure regulation in an oil pump (2), having a regulating piston (4) and having a control valve (5), wherein at least two pressure levels can be regulated by means of the regulating piston (4), wherein the regulating pis...
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WO/2016/178710A1 |
A stator assembly for a progressing cavity pump is provided. The stator assembly includes a number of stator laminates having a planar body defining a primary, inner passage and a number of outer passages, the outer passages disposed eff...
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WO/2016/174164A1 |
The invention relates to a fluid pump (1), driven by means of an electric motor, which is coupled to a pump rotor of the fluid pump, wherein the electric motor is an axial-flux electric motor, the electric-motor rotor of which is also th...
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WO/2016/175090A1 |
A variable displacement vane pump is provided with: a control orifice 104 for applying resistance to the flow of hydraulic oil discharged from a pump chamber 6; a flow rate control valve 102 for controlling, depending on the pressure dif...
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WO/2016/175242A1 |
In the present invention, polishing lines 71f are connected to an outer circumferential high-pressure region, but are not connected to each area that is a low-pressure region. In this configuration, the polishing lines 71f are connected ...
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WO/2016/166098A1 |
The invention relates to a pump device (1) comprising a pump insert with no dedicated housing and a receiving part. Said pump insert is inserted into the receiving part (2). In the receiving part, a suction channel (3) is formed for the ...
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WO/2016/168105A1 |
A positive displacement pump assembly (28) for use with a vehicle powertrain system (10) includes a stator (30) having a chamber (32) and a vane pump (34) disposed in the chamber (32) and cooperating with the stator (30) so as to define ...
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WO/2016/166936A1 |
A fuel pump is provided with an outer gear, an inner gear (120) that meshes eccentrically with the outer gear and that has a receiving hole (126) extending in an axial direction, a rotating shaft, a contact part (165) that is formed to b...
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WO/2016/166985A1 |
The present invention relates to a gear pump or the like able to effectively prevent excess heat generation between a gear shaft and a journal bearing. A gear pump (1) that lubricates gear shafts (14, 15) on which gears (12, 13) are atta...
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WO/2016/163302A1 |
A variable capacity oil pump equipped with: a solenoid switch valve 40 formed so as to be capable of switching between a state wherein hydraulic oil is discharged from a second control oil chamber 32 and a state wherein hydraulic oil is ...
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WO/2016/157090A1 |
This invention relates to a rotary vane device and more particularly but not exclusively, to a rotary vane engine or pump. The invention also relates to a rotor assembly suitable for use in such a rotary vane device. The rotor assembly i...
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WO/2016/157126A1 |
A geared positive-displacement machine (10), comprising a housing (11) provided with a suction port and with a discharge port, a pair of gearwheels (14, 15) that are housed and supported by respective shafts (16, 18) for the rotation in ...
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WO/2016/149740A1 |
A hydraulic device can include two or more rings, a rotor having a plurality of vanes, and an adjuster. The two or more rings can be rotatably mounted within the hydraulic device and arranged adjacent one another configured for relative ...
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WO/2016/150414A1 |
The invention relates to a progressive cavity pump having an inner and an outer pump part (10, 4) as a rotor-stator assembly (2), having sealing lines (14a, b) formed between the rotor (10) and the stator (4), wherein the friction forces...
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WO/2016/152319A1 |
An oil pump (1) is provided with: an inner rotor (22) rotating with a shaft (20); an outer rotor (23) disposed in a loose-fit state within a pump chamber (31) and having teeth which are provided on the inner periphery thereof and which a...
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WO/2016/151789A1 |
An oil pump structure for an internal combustion engine is configured so that a pump case for a trochoid pump having a pump shaft, an inner rotor which rotates with the pump shaft, and an outer rotor which engages with the inner rotor co...
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WO/2016/152402A1 |
Provided is a pump device configured so that vibration and noise can be reduced. A pump drive shaft connected to the rotating shaft of an electric motor through a joint is supported at a rotatably supporting section of a pump housing thr...
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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/2016/147217A1 |
The gear pump (1) according to the present invention is provided with a pair of gears (10, 20) that are circumscribed and meshed with each other, and a housing (30) having a gear chamber (31) for holding the pair of gears (10, 20) in a m...
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WO/2016/142597A1 |
The invention relates to a gear pump (1) comprising a pumping chamber (2) in which a first shaft (8) and a second shaft (9) are rotated about their respective axes (D8, D9), each of the first and second shafts (8, 9) supporting at least ...
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WO/2016/139230A1 |
The invention relates to a rotary piston pump (10) for conveying media, comprising a housing (50), wherein the housing (50) has an inlet opening (60) and an outlet opening (70), and a first rotor (20) and a second rotor (30), wherein the...
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WO/2016/139400A2 |
Pump (100) with vanes (1) comprising a stator (2), a rotor (5) which is eccentric with respect to the stator (2) and rotating around the latter, each vane (1) exhibiting an angular offset with respect to a theoretical position for which ...
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WO/2016/133424A1 |
The group of inventions relates to mechanical engineering, and in particular to rotary machines, pumps, hydraulic motors and engines. A rotary-vane machine comprises two circuits of working chambers: a first, with a variable working volu...
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WO/2016/128926A1 |
A machine (1) comprises: - a rotor (10) exhibiting a preset number (n) of end zones (1 1); - a stator (20) exhibiting a recess (21) delimited by an inner surface (22a). The rotor (10) is eccentrically mounted internally of the recess (21...
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WO/2016/125263A1 |
A hydraulic pump 1 equipped with: a pair of helical gears 20, 25 each of which has rotary shafts, and the tooth sections of which mesh with each other; an aluminum alloy main body 3 having a hydraulic chamber 4 housing the gears 20, 25 i...
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WO/2016/126251A1 |
A crescent internal gear pump includes a front cover, an end cover, a ring gear and a pinion gear disposed within a gear housing in an eccentric, intermeshing relationship. The housing is disposed intermediate the front cover and the end...
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