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Patent Searching and Data


Matches 151 - 200 out of 14,307

Document Document Title
WO/2019/013110A1
Provided is a pump having improved discharge efficiency. This pump for sucking in and discharging fluid is provided with a housing, a drive shaft which is rotatably supported by the housing, and a pump element which is accommodated in th...  
WO/2019/012056A1
The invention relates to a seal for a concrete pump cylinder having at least one primary seal and at least one secondary seal.  
WO/2019/006718A1
Disclosed is a filter device with an inverted filter screen and for a water pump inlet of a garbage incineration power plant. The filter device comprises a filter container (1A) and a filter screen (2) arranged inside the filter containe...  
WO/2019/007776A1
The supply of fuel to a cylinder (15) of a pump assembly is controlled by an intake valve (30) having a shut-off member (34), a disc (36) coupled by interference with the shut-off member (34), and a spring (35) engaged on the disc (36) s...  
WO/2019/007774A1
The invention relates to a dual acting pressure boosting liquid partition device (2), a system comprising the dual acting pressure boosting liquid partition device (2), a fleet comprising the system, and use of the device, system and fle...  
WO/2019/010206A1
A fluid pump valve assembly includes: a valve body; a fluid inlet and a fluid outlet defined in the valve body; an inlet disk and an outlet disk movably disposed in the valve body; and a valve seat fixed within the valve body and includi...  
WO/2019/007567A1
The invention relates to a high-pressure fuel pump comprising a piston, which extends along a piston longitudinal axis, and a seal which radially surrounds the piston, is arranged between the piston and a sealing carrier and seals an oil...  
WO/2019/010221A1
A fuel pump, is disclosed, including a power group having a housing, a coil, a pole piece and a movable armature; a valve group including a valve body, a plunger connected to the armature, a bushing in which the plunger is disposed, an i...  
WO/2019/008617A1
A liquid feed device comprising: a primary-side plunger pump; a secondary-side plunger pump connected in series to the primary-side plunger pump downstream the primary-side plunger pump; a check valve provided between an outlet of the pr...  
WO/2019/001719A1
The invention relates to a high-pressure cleaning device (10) comprising a pump (14) which has a suction line (24) and a pressure line (30), said pressure line (30) being equipped with a nonreturn valve (34), and which has an overflow va...  
WO/2018/234933A1
The invention relates to a positive displacement pump (10) comprising a pump body (11, 101, 201) comprising an inlet end (16, 116, 216) and an outlet end (18, 118, 218), a pumping chamber (30, 130, 230) arranged between said inlet end (1...  
WO/2018/228970A1
A pump unit for feeding fuel, in particular diesel fuel, to an internal combustion engine; the pump unit comprising a head (2) inside which a cylinder for housing a sliding pumping piston (4) is formed along an axis (A); an intake valve ...  
WO/2018/224201A1
The invention relates to a multi-part housing (1) for a diaphragm pump (10), comprising a first plastic part (2) and a second plastic part (3) which are connected to each other, wherein the connection is formed by a radial welded seam (4...  
WO/2018/224903A1
A floating-piston motor pump comprises a body delimited by a coil, an inlet duct and an outlet duct, a sliding piston and a magnetic sleeve coaxial to the sliding axis of the piston; the magnetic sleeve interacts with the pair of magneti...  
WO/2018/224769A1
The invention relates to a hydraulic piston (1) which constitutes a hydraulic chamber (5) with a cylinder (4) and has a cylindrical body (6) connected - on the side of said chamber (5) - by a valve stop-link (3) to a valve for holding a ...  
WO/2018/226388A1
A system includes a hydraulic energy transfer system configured to exchange pressures between a first fluid and a second fluid, wherein pressure of the first fluid is greater than pressure of the second fluid. The system also includes a ...  
WO/2018/217437A1
A closure for the fluid end of a reciprocating pump which uses a closure plate or assembly that is secured in a slot formed in the fluid end body so that no retaining threads must be formed in the body.  
WO/2018/206029A1
A tappet (1) is proposed, for a fuel pump or for a valve timing gear, in each case of an internal combustion engine, comprising a hollow-cylindrical housing (2), which consists of two separate portions (7, 8) lying in line one after the ...  
WO/2018/205552A1
Disclosed is an improved structure of a pump body, comprising an electric motor (1), a front end cap (2), controllable silicon (3) and a pump body (9), wherein a front end of the electric motor (1) is connected to the pump body (9); the ...  
WO/2018/160234A3
A hydraulic piston pump (100) includes a piston (128) disposed in a blind housing bore (150) of a piston housing (124) and that reciprocates to generate a pumping action. To accommodate the piston (128), a piston cartridge (170) is insta...  
WO/2018/197113A1
A fuel pump for a fuel injection system of an internal combustion engine comprises a pump housing and a fastening section (16) which is present on the pump housing for fastening the fuel pump to a base, in particular an engine block, whe...  
WO/2018/198459A1
The purpose of the present invention is to efficiently use exhaust heat without affecting the operating efficiency of a compressor. Provided is a compressor system comprising the following: a compressor including a compressor body, a dri...  
WO/2018/197182A1
The invention relates to a compressor, particularly a compressor for a compressed air supply of a compressed air supply facility, for operating a pneumatic system, comprising a first compression chamber, a second compression chamber, an ...  
WO/2018/192642A1
The present disclosure provides a method and system for delivering a high- viscosity fluid 300. In an example, a reciprocating a piston pumps a high-viscosity fluid 300 through a one-way check valve 130 into a pump chamber 125. Responsiv...  
WO/2018/191684A1
A valve seat for a reciprocating pump includes a generally cylindrical body that defines a bore axially therethrough and has a tapered outer surface. An annular surface is configured to form a seal with a displaceable portion of a valve....  
WO/2018/187549A1
A well pump assembly has a pump housing with an intake member. A barrel has a barrel head secured to and extending downward from the intake member. A plunger is reciprocally carried in the barrel bore. An intake passage extends coaxially...  
WO/2018/184700A1
An air-cooled high-pressure cleaning device comprising a housing (14), a motor pump unit (76) and an air guidance part (78), which encloses the motor pump unit (76) at least in part and which is fluidically connected to at least one cool...  
WO/2018/185005A1
An electromagnetic pump (100). The electromagnetic pump (100) comprises a conduit (101) comprising an inlet (103) and an outlet (105). A first magnetic field generating unit (109) is provided for generating a first magnetic field having ...  
WO/2018/187715A1
A rod connector for coupling with a rod of a pump includes a cylinder including a bore, an actuator rotatably disposed in the bore of the cylinder, wherein the actuator is configured to actuate the rod connector between locked and unlock...  
WO/2018/186881A1
The present disclosure is drawn to inertial pumps. An inertial pump can include a microfluidic channel, a fluid actuator located in the microfluidic channel, and a check valve located in the microfluidic channel. The check valve can incl...  
WO/2018/178502A1
Invention relates to a fuel pump (10) for supplying fuel to an internal combustion piston engine, comprising a body (18) and a cylindrical space (30) in the body having a central axis (32), a piston member (28) arranged to reciprocate in...  
WO/2018/178501A1
Invention relates to a high pressure fuel pump assembly (100) comprising a number of piston pump units (10) driven by a drive shaft (110) of the pump assembly (100), a drive shaft lubrication system (114) and pump unit lubrication system...  
WO/2018/178500A1
Invention relates to a fuel pump (10) for supplying fuel to an internal combustion piston engine, comprising a body (18) and a cylindrical space (30) in the body (18) having a central axis (32) a piston member (28) arranged to reciprocat...  
WO/2018/183744A1
This disclosure provides devices and methods for the isolation of single cells or particles of interest from a solution comprising a plurality of cells or a solution composed of a homogenous population of particles. Specifically, the pre...  
WO/2018/183154A1
A positive displacement pump is provided. The pump comprises at least one piston operable to be powered by a power source and to pressurize a fluid. The at least one piston comprises an at least partially hollow piston wherein a flow of ...  
WO/2018/166731A1
The invention relates to a feed system (1) for a fuel injection system, in particular for a common rail injection system, comprising a pre-feed pump (2) and a high-pressure pump (3), which are connected by means of an intake line (4), wh...  
WO/2018/161442A1
Disclosed is a piston pump (20) for hydraulic machining comprising a hydraulic oil cylinder (30) connected to an upper part of the piston pump (20) and a base (10) connected to a lower part of the piston pump (20), wherein the piston pum...  
WO/2018/165393A1
A venting device system suitable for cooperative or integral action with a reciprocating device of a reciprocating device assembly is set forth. The venting device system is configured to allow air to flow in opposite direction of the re...  
WO/2018/163544A1
Provided is a sulfuric acid adding facility having a configuration in which a drain discharge line is connected to a pump head of a diaphragm pump, wherein the occurrence of trouble in the drain discharge line caused by vibration of the ...  
WO/2018/160071A1
A subsea-based hydraulic system including a pump device (1) which is arranged to produce hydraulic power by extracting pressure energy from liquid that is being transferred from a reservoir (120) at approximately ambient pressure into a ...  
WO/2018/158421A1
The invention relates to a pump device for conveying at least one conveying medium, in particular at least one fluid, comprising at least one housing (12), at least one conveying unit (14), in particular conveying diaphragm, and at least...  
WO/2018/160175A1
The present system generally relates to a fluid flow system where a controller and motor pump assemblies are used to optimize the control of fluid flow through the system. The controller samples the back electromotive force of the motor ...  
WO/2018/160234A2
A hydraulic piston pump (100) includes a piston (128) disposed in a blind housing bore (150) of a piston housing (124) and that reciprocates to generate a pumping action. To accommodate the piston (128), a piston cartridge (170) is insta...  
WO/2018/159517A1
This electrically driven pump 1 delivers liquid and comprises: a pump unit 10 having vertically reciprocating pistons (one piston 50 and the other piston 60); a motor unit 20 disposed vertically above and at a distance from the pump unit...  
WO/2018/153923A1
The invention relates to a guide element, which is simply constructed and permits efficient guidance of a piston in the piston receptacle, for example a cylinder. According to the invention, the guide element comprises the following: an ...  
WO/2018/154213A1
The invention relates to an articulated coupling (1) provided for a piston sealing device (2) for a piston (3) that includes a stationary skirt (7) and a sliding skirt (12) connected to one another by a mechanical link between skirts (13...  
WO/2018/156131A1
A pumping module is positionable within a pump housing for pumping fluid into a wellbore. The pumping module includes a cylindrical housing with an inlet end and an outlet end, an inlet cap positioned on the inlet end of the cylindrical ...  
WO/2018/149436A1
The invention relates to a method and apparatus for breathing. According to the invention, the blower is mounted in a specific part made of silicone, which reduces blower immissions and emissions. Moreover, the claimed conducting structu...  
WO/2018/146541A1
A peristaltic pump (1) of the type comprising a stator which supports a portion of tube or sub-pump tube intended for the passage of a fluid to be pumped and a pressor element adapted to exert a pressure on said sub-base to determine a c...  
WO/2018/145795A1
The invention relates to an oil-free vacuum pump for evacuating gaseous media, comprising: an electric motor (4) which drives a shaft (3); a pump housing (1) having a pump chamber (10), as well as an inlet (15) and an outlet (16); a pris...  

Matches 151 - 200 out of 14,307