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Matches 1 - 50 out of 15,538

Document Document Title
WO/2018/001873A1
The invention presents a motorized fluid pump (1) comprising a pump body (3), a pump internal rotor, an electric motor formed of a wound stator assembly (2) and an external rotor driven by the wound stator assembly (2), said pump interna...  
WO/2017/220475A1
The invention relates to a motorised pump (1) for pumping a fluid comprising an electric motor and made up of a container (20) and a stator assembly (2), said stator assembly (2) having a set of ferromagnetic sheets forming teeth extendi...  
WO/2017/221567A1
A lead valve (5) is provided with a valve (50) having a free part (501) capable of elastic deformation, a stopper (51) that restricts the deformation of the free part (501), a seat member (2) having a seat part (221) sealed in by the fre...  
WO/2017/222423A1
The invention relates to mechanical engineering, and specifically to rotary machines, pumps, hydraulic motors and engines, and can be applied in rotary hydraulic actuators for use in the manufacturing of machine tools, presses (injection...  
WO/2017/217224A1
A vane pump (100) is provided with: a rotor (2); a plurality of vanes (3) that are provided so as to be able to reciprocate with respect to the rotor (2); a cam ring (4) that has an inner peripheral surface (4a) on which the tips of the ...  
WO/2017/217223A1
Provided is a vane pump (100) wherein a suction path (30) has: an outer peripheral path (31) formed along the outer periphery of a cam ring (4); and two suction ports (33a, 33b) open to a pump chamber (6) and conducting to the pump chamb...  
WO/2017/213546A1
A rotary machine relates to mechanical engineering, and more particularly to rotary machines, pumps, hydraulic motors and engines, and can be used in rotary hydraulic actuators for use in machine tools, presses (injection moulding machin...  
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...  
WO/2017/213542A1
The invention relates to shipbuilding, in particular to marine power installations designed for surface and underwater vessels. The invention may be used as a power or a pump installation, in particular on stationary or floating regasifi...  
WO/2017/211844A1
A method is provided for producing a device with at least two components (1, 2) that are movable in relation to one another and, at least in certain regions, are at a distance in the micrometre range. The method is based on providing one...  
WO/2017/210779A1
A progressing cavity pump has: a stator; a rotor; the rotor having a first axial operating position within the stator in which a first axial part of the rotor aligns with a first axial part of the stator to form an active pump section ad...  
WO/2017/213035A1
Provided is an oil pump configured so that a drive shaft can smoothly rotate, the drive shaft extending through and connecting to a pump rotor and being driven by an electric motor. The drive shaft is provided with: a support shaft secti...  
WO/2017/209867A1
A disc valve assembly for control of a flow of hydraulic fluid in a hydraulic fluid system may include a disc element comprising an inlet facing side and a second side opposite to the inlet facing side, and flow pathways configured as a ...  
WO/2017/209648A1
The group of inventions relates to mechanical engineering, and specifically to rotary machines, pumps, hydromotors and engines. In accordance with a first variant, a rotary-vane machine comprises a stationary housing having an axle which...  
WO/2017/201895A1
A rotating system, and a fluid motor, a compressor, a pump and an engine using same. The rotating system uses a primary rotating device (610), at least one left rotating device (620) and at least one right rotating device (630). Eccentri...  
WO/2017/195150A1
Provided is a variable displacement vane pump with a control slide and a first and second control chambers. Also, the pump has a control system for controlling delivery of pressurized lubricant to the chambers. The control system include...  
WO/2017/194057A1
An internal combustion engine (1) with a rotor (2), which is rotatable around a rotational axis (3). The rotor (2) has three working chambers (5) which are subdivided into sub-chambers by vanes (12, 13, 14, 31) at three locations on a ho...  
WO/2017/194801A1
A versatile fluid machine which has a rotor (2) which is radially and axially coupled to the inside of a housing (1), wherein the geometry of the rotor (2), in harmony with the housing (1), may be designed with a variety of silhouettes c...  
WO/2017/192037A1
Automotive hydraulic actuating system 21 for operating a vehicle part, like a sunroof, spoiler, boot lid, convertible roof etc. The actuating system comprises a pump unit 26 with a compact configuration. The pump unit comprises a piston ...  
WO/2017/192036A1
Automotive hydraulic actuating system (21) for actuating a movable vehicle part, like a roof part or a wheel suspension. The actuating system comprises a pump unit (26). The pump unit comprises a piston pump (4) which has a pump rotor (4...  
WO/2017/190632A1
Provided is an engine with sliding plates, comprising: two cylinder bodies (1, 2), a first cylinder body (1) being divided into an intake cavity (6) and a compression cavity (7) by a sliding plate therein, and a second cylinder body (2) ...  
WO/2017/186801A1
Fuel pump (10), comprising, a housing (12) having a drive axis (14), an electric motor (16) arranged in the housing (12) and comprising a rotor (18) for rotation about the drive axis (14), a stator (20) interacting with the rotor (18) so...  
WO/2017/186494A1
The invention relates to a flexible coupling (105), which has a hollow cylindrical shape and defines a longitudinal axis, the flexible coupling (105) comprising: a plurality of flexible coupling elements (105a-c), each flexible coupling ...  
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...  
WO/2017/186497A1
The invention relates to an eccentric screw pump (100) comprising a pump rotor (107) and a pump stator (109), wherein the pump stator (109) defines a hollow space in which at least one part of the pump rotor (107) is rotatably arranged, ...  
WO/2017/186495A1
The invention relates to a household appliance comprising a eccentric screw pump (101), said eccentric screw pump (101) comprising a stator (108) and a moveable rotor (102) which is associated with the stator (108), the rotor (102) compr...  
WO/2017/187137A1
The present invention relates to an improved vacuum pump, in particular an improved coating for internal shaft, rotor and/or stator components of dry vacuum pumps with a first layer comprising a high phosphorous nickel plating (NiP) and ...  
WO/2017/189022A1
A modular rotor assembly for a screw pump including a power rotor and an idler rotor having respective first ends adapted to be disposed in a suction side of the screw pump and respective second ends adapted to be disposed in a discharge...  
WO/2017/182175A1
The invention relates to an internal gear pump (1) for a slip-regulated, hydraulic vehicle brake system. According to the invention, one end of an abutment pin (18) which supports a separating piece (sickle 11) between a pinion (3) and a...  
WO/2017/184337A1
A mud motor stator or a pump comprising of a tubular outer portion; a number of lobes extending radially inwardly from the tubular outer portion, at least one of which comprises a skeletal structure and method for producing a mud motor s...  
WO/2017/179079A1
The present invention concerns a hollow disc pump that foresees: An impeller (9); A rotating shaft (3); Means (4, 5, 30, 36) to connect eccentrically the impeller (9) to the rotating shaft (3) in such a way that the impeller (9) can be c...  
WO/2017/177335A1
A rotary drive includes a housing; a shaft rotatably mounted within the housing and rotatable about a drive axis; a passage internal the housing and extending circumferentially about the shaft; a stator vane within the passage; and a rot...  
WO/2017/175088A1
A positive displacement pump (1) comprising at least a first (2) and a second (3) rotor at least partially sealingly accommodated inside a pump body (4), the first and second rotor having synchronization means (5) of their rotation, each...  
WO/2017/165459A1
The vane pump assembly includes a housing with an inner wall that surrounds an open chamber. A rotor is rotatably disposed in the open chamber and has a circular shape when viewed in cross section. A first pair of vanes are received in t...  
WO/2017/161428A1
The prior art vane pump cannot be used for pumping non-Newtonian fluids, especially fluids with suspended solid particles, in particular abrasive fluids such as ceramic pastes, cement and concrete pastes, ore pulps and the like. The pres...  
WO/2017/159135A1
A hydraulic device comprises: a pair of helical gears (20, 25); a body (2) for accommodating the gears (20, 25); bearing members (40, 45) for supporting the gears (20, 25); side plates (30, 135) provided between the gears (20, 25) and th...  
WO/2017/154023A1
The present invention relates to motor with positive displacement helical pump inside motor shaft comprises a stator body (5) within which the rotor (14) is rotatably mounted, helical rotating shaft (15) rotatably positioned inside the r...  
WO/2017/154490A1
Provided is a variable capacity vane pump that can minimize fluctuations in discharge flow rate. In this variable capacity vane pump, among a plurality of straightening walls 33, 34, 35 provided inside a discharge pressure chamber 202, a...  
WO/2017/154438A1
Provided is a variable displacement pump comprising: a first control oil chamber 21 for applying force by internal oil pressure, to a cam ring 5 in the direction in which the amount of change in the volume of pump chambers 13 is reduced;...  
WO/2017/148846A1
The invention relates to a gear pump, having at least a first and a second rotatable element (12, 13), wherein the first rotatable element (12) has a toothing system (121) which interacts with a toothing system (131) of the second rotata...  
WO/2017/150833A1
The present invention relates to a centrifugal suction-type hybrid vane fluid machine and, more particularly, to a centrifugal suction-type hybrid vane fluid machine wherein a cam ring, which rotates inside a compressor, has a plurality ...  
WO/2017/150877A1
Provided is a twin-cylinder pump for preventing one-sided wear and the leakage of fluid, which are caused by the eccentric rotation and rotary motion of each rocker shaft, and enabling replacement or repair to be simply and easily perfor...  
WO/2017/143459A1
A downhole pumping apparatus comprising a positive displacement rotary gear pump (RGP), driven by a rotating rod string or a submersible electric motor.  
WO/2017/143437A1
An improvement to an expander is disclosed. The expander is of the type that has vanes that extend and retract from a rotor body during rotation and create chambers that increase and decrease in size. The improvement comprises, for each ...  
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 (...  
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...  
WO/2017/140311A1
The invention relates to a pump drive for conveying a reduction medium for motor vehicle exhaust systems, comprising an electronically commutated DC motor, a displacement pump and a freezing compensation. The invention also relates to a ...  
WO/2017/141478A1
A vane pump (100) is provided with annular recessed sections (23, 24) formed in an outer peripheral surface (20a) of a rotor (20), and in the recessed sections (23, 24), both side surfaces (23A, 23B, 24A, 24B) are sloped to be closer to ...  
WO/2017/139152A1
A submersible well pump assembly (15) has upper and lower seal sections (19, 20) connected between the pump (21) and a motor (17). The seal sections have drive shafts (37, 55) with thrust runners (39, 57) that engage thrust bearing bases...  
WO/2017/135656A1
The present disclosure may provide a compressor in which an outer circumferential side cross-sectional area of a vane slot is formed to be smaller than an inner circumferential side cross-sectional area thereof to decrease an area receiv...  

Matches 1 - 50 out of 15,538