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Matches 51 - 100 out of 1,876

Document Document Title
WO/2016/045843A1
The invention relates to a pumping device (1), especially an axial piston pump, for a waste heat recovery apparatus, comprising a working chamber (3) which is delimited in part by a pump housing (4) and inside which a piston (2) is arran...  
WO/2016/041821A1
The invention relates to a reciprocating pump (1), having a step piston (4) and intended as hydraulic pump of a slip-controlled vehicle braking system . According to the invention, a piston step (8) of the step piston (4) delimits a step...  
WO/2015/197486A1
The invention relates to a device and to a method for damping pressure fluctuations in a delivery line (14) of a piston thick-matter pump (10), comprising at least one container (16), which communicates with the delivery line and is at l...  
WO/2015/158545A1
The invention relates to a positive fluid displacement unit (11, 12) comprising positive displacement ports (50) which are arranged in a circle and are associated with switching ports (55) which allow the passage of fluid between one of ...  
WO/2015/158477A1
The invention relates to a swash plate machine (1) as an axial piston pump (2) and/or an axial piston motor (3), comprising: a cylinder barrel (5) that is rotatably or revolvably mounted about an axis of rotation (8) and has piston bores...  
WO/2015/140033A1
A swashplate-type machine (1) as an axial piston pump (2) and/or axial piston motor (3), comprising a cylinder drum (5) which is mounted so as to be rotatable, or for rotation, about an axis of rotation (8) and which has piston bores (6)...  
WO/2015/143058A1
An apparatus includes a syringe housing and a plunger slidably received within the syringe housing between a first position and a second position. The plunger has a substantially opaque portion and a substantially translucent portion. A ...  
WO/2015/121402A1
A pumping system for compressible fluids comprises a first pump (20) having a first pump outlet (21) and a second pump (30) having a second pump outlet (31), wherein the first pump outlet (21) and the second pump outlet (31) merge in a j...  
WO/2015/106876A1
A fuel pump (18) comprises a fixed body (30) and a camshaft (36) cooperating with a piston slidably guided within a bore. The camshaft (36) is adapted to rotate and reciprocally actuate the piston inside the bore in order to pressurize f...  
WO/2015/090702A3
The invention relates to an axial piston machine (100) for pump and/or motor operation, comprising a housing (10), a connection plate (20) connected to the housing (10), and a piston drum (30) arranged in the housing (10) on a rotatable ...  
WO/2015/049021A1
A delivery device, with a delivery piston (27) which is movable in a pump chamber (31) by means of an actuation device (3) and which, in one delivery direction, removes fluid from a fluid line (35) in a pressure-reducing manner and, in a...  
WO/2015/044258A1
The invention relates to a damper for a high-pressure pump (101) having: - a housing (102), and - a cover (103) which can be coupled to the housing (102) in order to form a damping space (104). The cover (103) has an elevation (105), and...  
WO/2015/040360A1
A hydraulic transmission comprising a variable displacement pump and motor, at least one of which has cylinders having valves which are controllable on each cycle of cylinder working volume to determine the net displacement of working fl...  
WO/2015/010856A1
A high pressure fuel pump unit (10) having a pump head (12) wherein an inlet channel (42) opens into a low-pressure chamber (40) itself in fluid communication with a compression chamber (16). A valve (20) is arranged so that when it is c...  
WO/2015/011545A1
A pulsation damper (20) includes a first diaphragm (21) and a second diaphragm (22) having a first pressure-receiving film portion (21a) and a second pressure-receiving film portion (22a) and defining a gas chamber (23) between the first...  
WO/2015/010117A1
A tri-chamber nutating pump (120) is disclosed which includes two pump chambers (142,144) disposed within a pump housing (121) that accommodates a nutating piston (110). A reciprocating compensating piston (209) is also provided with its...  
WO/2014/206608A1
A high pressure pump (1) which serves, in particular, for fuel injection systems of internal combustion engines comprises a low pressure chamber (4) which is configured as a propulsion chamber (4) and a drive (5) which is arranged at lea...  
WO/2014/206607A1
The invention relates to a high-pressure pump (1) which serves in particular for fuel injection systems of internal combustion engines, comprising a low pressure chamber (4) configured as a power unit chamber (4) and a drive (5) which is...  
WO/2014/191242A1
The invention relates to a method for damping pressure pulsations, wherein a liquid product is conducted via a feed section (1), a bypass valve (3, 28), and an outlet section (2) during a production process. A first rising pipe (4) branc...  
WO/2014/151420A3
A pumping system includes an output conduit associated with an output of a positive displacement pump, a first sensor configured to measure a fluid flow characteristic (FFC) within the output conduit, a second sensor configured to measur...  
WO/2014/151420A2
A pumping system includes an output conduit associated with an output of a positive displacement pump, a first sensor configured to measure a fluid flow characteristic (FFC) within the output conduit, a second sensor configured to measur...  
WO/2014/147465A1
A dispensing apparatus for dispensing a pressurised fluid product (5) has a supply part (2) for supplying the pressurised fluid product, a depositor part (3) selectively to adopt an open state for fluid communication with the supply part...  
WO/2014/122282A1
A pulsation damper (302a; 302b) configured to reduce pressure peaks in a pipe system. The pulsation damper (302a; 302b) comprises an elastic pipe section (308a; 308b) arranged to be in a small volume state or a large volume state. A firs...  
WO/2014/122283A1
A pulsation damper (302a; 302b) configured to reduce pressure peaks in a pipe system. The pulsation damper (302a; 302b) comprises an elastic pipe section (308a; 308b) arranged to be in a small volume state or a large volume state. A firs...  
WO/2014/122286A1
A pulsation damper (702) configured to reduce pressure variations in a pipe system. The pulsation damper (702) comprises a first pipe section (704) and a second pipe section (706). The first pipe section (704) is at least partly placed i...  
WO/2014/118479A1
The invention concerns an hydraulic motor pump (1) having a fixed or variable cylinder capacity and comprising a central motor pump rotor (3) which accommodates an hydraulic cylinder (14), the rotor (3) being in sealed contact with an in...  
WO/2014/097075A1
A high-pressure homogenizer, comprising: a plurality of pumping pistons (2a, 2b), for feeding a liquid to be homogenized toward a manifold (6), each piston being associated with a respective oil hydraulic cylinder; a homogenizing valve p...  
WO/2014/088879A1
A method includes driving a fluid pumping unit having a plurality of pumping cylinders via a plurality of hydraulic cylinders respectively of a hydraulic power unit. The method further includes controlling activation of the hydraulic pow...  
WO/2014/059480A1
A vehicle for line marking, having a steering mechanism (10) including: a directional wheel (5) that pivots about a steering shaft (12) coupled to a steering actuator (13); a control actuator (21) responsive to a steering wheel (22); and...  
WO/2014/060734A1
A gas spring accumulator comprising:- a housing (2, 3) provided with an inlet (20); and - a flexible diaphragm (4) dividing the interior of the housing into a working chamber (7) which is exposed to system pressure via the inlet, and a g...  
WO/2014/056724A1
The invention relates to a piston membrane pump (100), comprising an intake line (19, 20) for intaking the medium which is to be displaced. A dynamic volume storage element (31) is provided in said intake line (19, 20).  
WO/2014/048975A1
A suspension system for use in a vehicle, the system comprises pneumatic springs for adjusting the ride height of a vehicle. The pneumatic springs are coupled to a compressor for compressing air to actuate the pneumatic springs. The pneu...  
WO/2014/040727A1
The invention describes a high-pressure syringe pump system for use in the field of HPLC, UHPLC, micro-HPLC and nano-HPLC in gradient operation. The different solvents are compressed independently by passive non-return valves, the solven...  
WO/2014/035647A1
Fluid delivery system comprising a syringe-like injector (332) for injecting a fluid through a delivery catheter (334), the system comprising a fluid dampening chamber or fluid accumulator (330a, 330b) being connected between the injecto...  
WO/2014/029457A1
The invention relates to a device for providing fluids under a specifiable pressure, comprising at least one pump (23) which supplies said fluid from a fluid reservoir (5) to a corresponding consumer (1) in a pressurized manner. The inve...  
WO/2014/001142A1
Hydraulic displacement machine having a plurality of displacement chambers, wherein the displacement chambers are filled with and emptied of pressure fluid via a respective control opening during operation. For this purpose, the control ...  
WO/2013/156138A3
The invention relates to the field of fluid pumps in medical treatment devices, in particular dialysis equipment. The aim of the invention is to design methods and devices in such a way that the working pressures or flow rates of the flu...  
WO/2013/068210A1
Disclosed is a hydrostatic piston engine, in particular an axial piston machine. Such a hydrostatic piston engine has a rotating cylinder part comprising multiple cylinder chambers in which pistons are arranged that perform a reciprocati...  
WO/2013/068213A1
Hydrostatic piston engine, in particular axial piston machine, comprising a rotating cylinder drum (25) that has multiple cylinder chambers (26) in which pistons are arranged that perform a reciprocating movement during operation. During...  
WO/2013/068211A1
Disclosed is a hydrostatic piston engine, in particular an axial piston machine. Such a hydrostatic piston engine has a rotating cylinder part comprising multiple cylinder chambers in which pistons are arranged that perform a reciprocati...  
WO/2013/060576A1
A hydrostatic piston machine, in particular an axial piston machine, is disclosed which has a plurality of piston spaces, in which pistons perform a reciprocating movement. Here, a respective piston space can be connected alternately via...  
WO/2013/053409A3
The invention relates to a metering pump (1), which is designed as an electromagnetically driven reciprocating pump, the outlet (5) of which is connected to a pulsation damper (2) and to an atomising device (3). Upon an increase in press...  
WO/2013/045598A3
The invention relates to a positive displacement pump (100), comprising a drive unit (1) and a pump unit (2) having several working chambers (4, 4'), several displacement elements (3, 3'), and at least three cylinders (5), preferably exa...  
WO/2013/045598A2
The invention relates to a positive displacement pump (100), comprising a drive unit (1) and a pump unit (2) having several working chambers (4, 4'), several displacement elements (3, 3'), and at least three cylinders (5), preferably exa...  
WO/2013/026446A1
The invention relates to a control device of a piston pump unit comprising at least two piston-cylinder units that operate in a phase-shifted manner for the purpose of liquid chromatography and to a piston pump unit comprising such a con...  
WO/2013/013865A1
The invention relates to a piston pump (1) for delivering fluids, which piston pump comprises a cylinder (20), a piston which is movably mounted in the cylinder (20), and a pressure chamber (24) which is arranged between an inlet valve a...  
WO/2012/152472A1
The invention relates to an arrangement for throttling a fluid flow (1) having a throttle element (10) disposed in a fluid channel (5) for influencing a flow cross section, and to a piston pump for transporting fluids and having such a t...  
WO/2012/097901A1
The invention relates to a spring element (10), in particular for a piston pump, having a disc-shaped basic body (11), in which at least one spring bridge (16) is inserted. According to the invention, in order to throttle a fluid flow (8...  
WO/2012/100192A1
Different inner diameter internal or external pressure drop tubes 304, 305 or orifice plate 1004, 1005 openings producing different discharge pressure pulse amplitudes are employed in a pump pulsation control reactive discharge dampener ...  
WO/2012/091508A3
The present invention relates to a compressor, and the invention provides a compressor which comprises: an electrically-powered unit that generates electric power; and a compression mechanism unit that has a cylinder, a piston, and a pis...  

Matches 51 - 100 out of 1,876