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Matches 1 - 50 out of 10,527

Document Document Title
WO/2019/197907A3
Heat exchangers include at least one looped tube having at least one section that is laterally offset from another section of the looped tube. Fluid cooling systems and seal systems may include such heat exchangers.  
WO/2019/214991A1
The invention relates to a drive for a piston pump or a compressor comprising a drive housing and a crank drive accommodated by the drive housing. The crank drive comprises a crankshaft which is mounted via the drive housing for executin...  
WO/2019/215850A1
In the present invention, a pintle switching valve shaft is discarded and a valve plate is employed to improve volumetric efficiency, and a rotary shaft that passes through a pump housing is provided to enable multiple connections betwee...  
WO/2019/211100A1
The invention relates to a port plate (1) for a fluid throughput regulating device, comprising at least one fluid blocking section, and at least one flu- id conduit means (7, 9, 10, 13, 14, 15, 17, 18, 19) that fluidly connects two surfa...  
WO/2019/211021A1
The invention relates to a valve device for a high-pressure pump (24), comprising a valve body (60) pressed into a housing (30), and a movable valve element (36) which, with the valve device (22) closed, bears with a sealing portion (34)...  
WO/2019/206757A1
A piston hydraulic device is disclosed. The device comprises a cylinder block having a plurality of cylinder assemblies. The cylinder block being rotatable about a first rotation axis wherein each cylinder assembly comprises a cylinder a...  
WO/2019/206491A1
The invention relates to a method for producing a sealing device (74) for a high-pressure fuel pump (28) having a piston (30), said piston having an end section facing a drive, on which the sealing device can be provided radially surroun...  
WO/2019/201665A1
A piston hydraulic device comprises a cylinder block having a plurality of cylinder assemblies and is rotatable about a first rotation axis. Each cylinder assembly comprises a cylinder and a piston. A port plate having a first port and a...  
WO/2019/201640A1
The present application discloses a contact mating structure between a cam (201, 202) and a tappet assembly (500) and a plunger pump using the contact mating structure, wherein the cam (201, 202) is formed in a rotatable shaft, the tappe...  
WO/2019/201574A1
The invention relates to a swash plate-type axial piston pump, in particular for hydraulic systems, comprising a cylinder drum (3) which is rotated about a rotational axis (7) in a pump housing (1) and in which pistons (9) are arranged i...  
WO/2019/196389A1
A variable displacement pump comprising an outer housing (10, 30), a drive space (12) being formed in the interior thereof. A swash plate (35) is positioned in the drive space (12) and mounted in such a way as to allow rocking centered o...  
WO/2019/197235A1
The invention relates to a hydraulic system comprising two hydraulic circuits, each of which comprises a pressure generating unit that acts on an actuator unit with a reversible pump direction. The first and the second pressure generatin...  
WO/2019/197047A1
A multiple cavity reciprocating positive displacement pump (200) comprises a plurality of pump cavities (222), each pump cavity (222) including at least an inlet valve (228) and an outlet valve (231), wherein respective inlet valves (228...  
WO/2019/185531A1
Method for manufacturing a head-piece (10) of a pumping unit for feeding fuel, preferably diesel fuel, to an internal combustion engine, whereby the head-piece (10) is provided with a central hole (12) configured to define a cylinder (15...  
WO/2019/180071A1
A bent-axis axial-piston hydraulic machine (1) comprises: a cylinder block (3) being movable circumferentially about a first rotation axis (Y2); a transmission shaft (2) which is functionally associated with said cylinder block and which...  
WO/2019/182532A2
The invention is about a mechanical system (13), for obtaining variable displacement output movement of which can be lowered to even zero stroke which is driven by input-1 (11) and controlled by input-2 (12), produce variable displacemen...  
WO/2019/183383A1
Non-limiting exemplary embodiments of a pumping system and methods for operating the pumping system in a region of high pressure or a region of high flow are disclosed. The pumping system includes a piston disposed within a piston cylind...  
WO/2019/174801A1
Fuel delivery device (100) for cryogenic fuels, having a tank (30), a high-pressure delivery pump (1) and a feed line (18) which can supply the high-pressure delivery pump (1) with cryogenic fuel from the tank (30), wherein the high-pres...  
WO/2019/173133A1
A control arrangement controls a position of a swashplate (52) in an axial piston pump between a no-stroke position and a maximum stroke position. The control arrangement includes a servo spool (84) mounted for limited sliding movement i...  
WO/2019/170369A1
A pumping unit for feeding fuel, preferably diesel fuel, to an internal combustion engine (3) is provided with a high-pressure pump (6) having at least two cylinders (9), with a feed header (29) for feeding the fuel to the high-pressure ...  
WO/2019/168858A2
Disclosed herein are active hydraulic cylinders for use in active vehicle suspension systems, and methods for assembling active hydraulic cylinders for use in an active vehicle suspension system. In particular, in certain embodiments a m...  
WO/2019/169364A1
A valve assembly for a fluid end of a frac pump includes a valve seat, a generally cylindrical and elongated metal core, a dampener layer bonded to the metal core, a metal outer layer bonded to the dampener layer. The metal core, dampene...  
WO/2019/158528A1
A swash plate bearing is disclosed. The swash plate bearing comprises an arcuate cage member having at least one flange and a plurality of rolling elements rotatably coupled to the at least one flange wherein a coupling seat extends late...  
WO/2019/161259A1
A digital hydraulic system includes linear extending and retracting actuators. Each actuator has an actuator arm coupled to a body in parallel to the other actuators. Each actuator includes a high pressure valve having an inlet coupled t...  
WO/2019/154568A1
The invention relates to a fuel delivery system for cryogenic fuels, comprising a high-pressure pump (1) that has a housing part (2) in which a cylindrical compression chamber (3) is formed, delimited by a reciprocating piston (4). One s...  
WO/2019/153976A1
A compressor having curved connecting rods, comprising cylinders (8), pistons (9), piston pins (10), curved connecting rods (11), a swing rod (12), a crank pin (13), a crankshaft (14) and the other components; when the compressor having ...  
WO/2019/148911A1
Provided is a fluid pump, comprising: a housing (10, 30) in which a driving space (12) is formed; a swash plate (35) located in the driving space (12) of the housing (10, 30), the swash plate being kept in a stationary state and having a...  
WO/2019/141486A1
Fuel delivery device (100) for cryogenic fuels, having a tank (30), a high-pressure delivery pump (1) and a feed line (18) connecting the high-pressure delivery pump (1) to the tank (30). In this context, the high-pressure delivery pump ...  
WO/2019/138858A1
Provided is a pump device capable of effectively reducing a pulse pressure. The pump device is provided with: a motor; a rotary shaft which is rotated by the motor; a drive unit including a cam which is disposed on the outer circumferenc...  
WO/2019/137862A1
A hydraulic machine (1) having a housing interior space (30) and having a group (16) of hydrostatic working chambers which are mounted in said housing interior space so as to be rotatable about an axis of rotation (18) and which, as the ...  
WO/2019/134990A1
The invention relates to a high-pressure fuel pump (10) having a housing bore (14) in a housing (12), which is delimited by a sealing arrangement (22), said sealing arrangement (22) comprising an axially movable sealing ring (28) and a r...  
WO/2019/126852A1
It is disclosed an integrated fuel pump, among other functionally necessary elements and components, at least one main body, by a solenoid housing structure, and identification markings arranged directly on the housing structure.  
WO/2019/126853A1
The present invention refers to a fuel injection pump, preferably for internal combustion engines, provided with a pumping unit and a fuel flow control electrovalve assembly, in particular comprising a movable valve sealing actuator and ...  
WO/2019/126851A1
It is disclosed an integrated fuel pump, among other functionally necessary elements and components, at least one main body, by a solenoid housing structure and a spacer. Said spacer is made of aluminum.  
WO/2019/120887A1
Pump (1) for feeding high-pressure fuel to an internal combustion engine, of the type comprising a pump body (2) and an actuating shaft (3) which is housed in an axially rotatable manner inside the pump body (2); the pump body (2) being ...  
WO/2019/114915A1
The invention relates to positive displacement hydraulic pumps and motors with geometric volume controlled by control fluid volume that comprise cams. Each cam drives a set of followers, in the case of a pump, or the followers drive the ...  
WO/2019/113036A1
An angle adjustment mechanism for a pump and a motor includes a base, two eccentric bushings and a fixed link. The base has a hinge disposed between a motor flange and a pump flange and a pair of spaced apertures disposed opposite the hi...  
WO/2019/110190A1
The invention relates to a fuel delivery system for cryogenic fuels, comprising a high-pressure pump (1) that has a housing part (2) in which a cylindrical compression chamber (3) is formed, delimited by a reciprocating piston (4). Accor...  
WO/2019/106831A1
This working machine is provided with: first and second hydraulic motors; first and second hydraulic pumps provided to supply hydraulic oil to the respective corresponding first and second hydraulic motors; first and second swash plate a...  
WO/2019/103904A1
A pump and motor assembly (20) includes a centrifugal pump (30), a bent axis hydraulic pump 58, and a wet-type drive motor (228). The motor has a rotor and a stator that are submerged in hydraulic fluid for full lubrication and cooling. ...  
WO/2019/090972A1
Disclosed are a magnetic sliding shoe pair for an axial plunger pump and a motor and a control method, the magnetic sliding shoe pair comprising: plungers (9), coil sleeve pieces (8), sliding shoes (7) and an inclined disc (4), wherein c...  
WO/2019/090388A1
A system (3) for pumping fluid, including a sequence of two or more positive- displacement sub-systems (15A, 17A; 15B, 17B; 15C, 17C; 15D, 17D) each having a respective one-way inlet (21A, 21B, 21C, 21D). A respective one-way flow path (...  
WO/2019/082243A1
This liquid feeding device is provided with: a discharge rate calculation unit configured to use the volume V of a mobile phase inside a pump chamber of a closed pump just before starting a pre-compression stroke, the volume ΔV of the m...  
WO/2019/081239A1
The invention relates to a piston compressor (1) for compressing a working fluid, particularly a liquid or gaseous fuel, comprising a piston (4) that can move back and forth in a borehole (2) of a cylinder (3) and defines a compression c...  
WO/2019/081558A1
A hydraulic device (1) comprises a housing (2) and a shaft (3) which is rotatable about a first axis of rotation (4). The shaft (3) has a flange (8),a partly spherical portion (16) and a plurality of pistons (9), which are fixed to the f...  
WO/2019/081237A1
The invention relates to a piston compressor (1) for compressing a working fluid, particularly a liquid or gaseous fuel, comprising a piston (4) that can move back and forth in a borehole (2) of a cylinder (3) and defines a compression c...  
WO/2019/081967A1
The invention relates to a swash plate machine having a drive, which swash plate machine comprises a machine chamber and a drive chamber and has a swash plate (27), which is fastened to a swash plate shaft (82) and moves around a wobble ...  
WO/2019/080075A1
Disclosed is an efficient intelligent adjustable hydraulic pump, comprising a servo motor (3), a center gear (4), a planet gear I (5), a planet gear II (6), a planet gear III (7), an integrated oil cylinder (8), an oil circuit block (9),...  
WO/2019/080384A1
An axial piston pump or motor with a fully external hold-down mechanism. The axial piston pump comprises a flow distributing plate (2), a cylinder block (3), a housing (4), a swashplate (10), and a drive shaft (11). A front end cover (12...  
WO/2019/076671A1
The present invention relates to a rotary barrel pump (6) comprising two plates: a movable plate (2) also driven by the drive shaft (5), and a plate (7) with variable inclination, wherein the two plates (2, 7) are connected to one anothe...  

Matches 1 - 50 out of 10,527