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Matches 1 - 50 out of 13,969

Document Document Title
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...  
WO/2018/147813A1
The present invention belongs to the field of devices and methods for vacuum packing of food, more precisely to the field of devices and gadgets for re-vacuuming of already opened glass jars and plastic containers with lids that enable c...  
WO/2018/143897A1
The purpose of the invention is to create a piston machine, in which both a cylinder (1) and also a piston (2), which is translatory-oscillating movable to and from within said cylinder, could be made of materials on the basis of ceramic...  
WO/2018/143425A1
Provided are a heat-insulating structure and a liquid supply system in which heat-insulating members can be inhibited from breaking while maintaining heat-insulating properties. This invention comprises heat-insulating members 520 arrang...  
WO/2018/143420A1
Provided is a liquid supply system with which efficient cooling is made possible. Specifically provided is a liquid supply system characterized by being equipped with a vessel 130 which has pump chambers P1, P2 provided in the interior t...  
WO/2018/144416A1
A fluid end assembly is described herein with a flow box having an inlet manifold having an inlet opening, an outlet manifold having an outlet opening, and a housing between the inlet manifold and the outlet manifold; and a valve cartrid...  
WO/2018/144458A1
A reciprocating pump having a combination check valve and relief valve is disclosed. The pump includes a pump body having an inlet, an outlet and a pumping chamber. A biasing element provides a force that biases a movable seat toward sea...  
WO/2018/132591A1
A fluid compressor includes a housing; a compression chamber within the housing; a motor; a shaft that is rotated by the motor; and a piston assembly including at least two pistons directly connected to each other without any connecting ...  
WO/2018/127383A1
The invention relates to a device (10) for pumping viscous material out of a container, comprising a delivery pump (16) which has a delivery cylinder (20) and a delivery piston that can be moved back and forth in the delivery cylinder (2...  
WO/2018/125754A1
A pump or compressor includes a rotating shaft, and at least a first piston rod substantially perpendicular to the rotating shaft and connecting a first pair of pistons at opposite ends of the piston rod. The piston rod moves back and fo...  
WO/2018/124939A1
The invention relates to modular pump units and can be used for pumping large volumes of liquid, for example in fire-extinguishing systems. A pump unit comprises pumps for pumping liquid, and reduction gears and electric motors interacti...  
WO/2018/125757A1
This specification describes technologies relating to a pump for dispensing precise quantities of fluids. In some implementations, a pump includes a pump head including one or more recesses configured to receive one or more corresponding...  
WO/2018/122007A1
The invention relates to a pump unit for feeding fuel, preferably diesel fuel, to an internal combustion engine, comprising at least one cylinder (14), a piston (15) which is displaceably arranged in the cylinder (14), and a pressure val...  
WO/2018/114201A1
A food ingredient transfer device (100) is provided. The food ingredient transfer device comprises a dosing device (20a) configured to receive a food ingredient (Fl), and a first chamber (110) that is provided with an inlet (112a) and an...  
WO/2018/112614A1
A mechanically actuated traveling valve for use in fluid pumping equipment is provided. More particularly, a mechanically actuated traveling plug valve having a valve seat and a valve plug is provided for use in subsurface positive displ...  
WO/2018/109905A1
At least one rib 9c, 21c extending in a direction of connecting with a valve cartridge 30 is provided to the inner sides of each of a second connecting port 9 of a pump head 5 and a third connecting port 21 of a first connecting adapter ...  
WO/2018/111231A1
The embodiments herein relate generally to subterranean formation operations and, more particularly, systems and methods for achieving target downhole pressures having target downhole wave shapes for enhancement of subterranean formation...  
WO/2018/108799A2
A flow control device comprises a laminate structure of an electroactive material layer and a non-actuatable layer. An array of orifices is formed in one of the layers wherein the orifices are open in one of the rest state and actuated s...  
WO/2018/111546A1
A pump plunger (52) is disclosed. The plunger may include a proximal end (68) and a distal end (70) opposite the proximal end (68). The plunger may also include a body portion (74) extending between the proximal end (68) and a second tra...  
WO/2018/108464A1
The piston ring comprises an endless base ring (5) and a sealing ring (3) wherein the base ring (5) has a radially outwardly directed base ring face side (5a), and wherein the sealing ring (3) has a radially outwardly directed sealing fa...  
WO/2018/108799A3
A flow control device comprises a laminate structure of an electroactive material layer and a non-actuatable layer. An array of orifices is formed in one of the layers wherein the orifices are open in one of the rest state and actuated s...  
WO/2018/109839A1
This valve seat is disposed below a valve ball, wherein: the valve seat comprises an annular member in which a seating surface and a lower end surface of the valve ball are formed into a circular shape; the valve seat has, between the se...  
WO/2018/104533A1
The invention concerns a vent structure of a pumping unit (6) for pumping effluents containing volatile organic compounds, the structure comprising a discharge pipe (1) for discharging gases contained in the effluents into the atmosphere...  
WO/2018/102942A1
A horizontal large-flow prefabricated pump station comprises a pump body (6), a coupling (7), a controller (8), a motor (10), a mounting plate (16), and a track frame (20). The pump body (6), the motor (10), the controller (8) and a vari...  
WO/2018/103697A1
A drainage structure and a washing machine provided with the drainage structure. The drainage structure comprises a water inlet (1), a water outlet (2) and an impeller accommodating cavity (3). The impeller accommodating cavity (3) compr...  

Matches 1 - 50 out of 13,969