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Matches 51 - 100 out of 14,301

Document Document Title
WO/2019/155590A1
Provided is a plunger pump which is configured such that the plunger pump can be easily maintained. The plunger pump has: a sleeve unit that is provided with a sleeve for supporting a plunger such that the plunger can reciprocate; a cyli...  
WO/2019/156886A1
A plunger and cylinder assembly usable in the fluid end of a reciprocating pump. The assembly comprises a traveling cylinder, a stationary plunger, and an optional sleeve secured to the traveling cylinder in a detachable manner. The trav...  
WO/2019/150626A1
Provided is a liquid feeding device, comprising: a pump head; and a plurality of plunger pumps that each having a driving unit which allows reciprocating movement of a plunger in the axial direction thereof inside a pump chamber that is ...  
WO/2019/151868A1
A main object of the present invention is to disclose a piston rod sealing unit that solves the problems that have been mentioned from the prior art disclosures. The invention is a piston rod sealing system (0) with a sealing unit (9), f...  
WO/2019/152824A1
A multi-channel positive displacement piston pump apparatus includes a motor and a plurality of positive displacement piston pumps driven by the motor. The plurality of pumps are aligned in a stacking direction, and each pump has an inta...  
WO/2019/151062A1
Provided is a liquid chromatograph in which a solvent can be quickly replaced in a liquid delivery pump. The liquid chromatograph is provided with a liquid delivery pump 1 that takes in and discharges a solvent, and the liquid delivery p...  
WO/2019/149924A1
A breather assembly for a peristaltic pump comprising a breather tube and a cap. The cap is detachably connected to the breather tube and comprises a sealing portion. One of the breather tube and the cap comprise a guide track and the ot...  
WO/2019/152359A1
An integrated, portable, battery-powered, variable-pressure electric liquid pump and power emergency station comprising a chassis; one or more wheels supporting the chassis; an electrically powered, variable-pressure liquid pump carried ...  
WO/2019/145314A1
The invention relates to a device (1) and a method for compressing a working medium, comprising: - compressing a drive medium in a compressor (2); - moving a drive piston (4) within a first cylinder (5) by means of the compressed drive m...  
WO/2019/145357A1
Compressor (1) and method for compressing a working medium, comprising the steps: - moving of a drive piston (2) which is driven by way of a driving medium within a first cylinder (3) between a first end position and a second end positio...  
WO/2019/148004A1
A pump includes a housing assembly having a frame with a support floor, a motor supported by the frame within the housing assembly, and a head assembly coupled to the housing assembly and including a plate. The pump also includes a first...  
WO/2019/145874A1
According to an embodiment, a pump includes a power end, and a fluid end. A sliding plate extends from the power end, and a distal end of the sliding plate has engaging structure. The fluid end has complementary engaging structure for sl...  
WO/2019/143310A1
The invention relates to reciprocating piston pumps, and more particularly to a two-stroke downhole pump having a linear submersible electric motor. The essence of the invention is that an upper pumping plunger and barrel pair of a pump ...  
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/2019/132953A1
A pump monitoring system for use in wellbore operations includes a strain gauge that can be positioned on a fluid end of a pump and at least one pressure transducer to measure relative pressure. A computing device can be connected to the...  
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/2019/130625A1
A liquid feeding device (1) is provided with: a plunger pump (2) which performs an operation of sucking a liquid into a pump chamber (4) and an operation of discharging the liquid from the pump chamber (4), and in which the pressure in t...  
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/2019/126109A1
A pneumatically driven fluid pump apparatus is disclosed which makes use of a pump casing, a pump cap secured at a first end of the pump casing, and a liquid discharge tube. The liquid discharge tube communicates with the pump cap extend...  
WO/2019/121997A1
The invention relates to a compressor for compressing coolant circulating in a cooling circuit, where, in an operating state of the compressor, in which only the weight force of a compressor-motor unit (4) acts on a spring element arrang...  
WO/2019/126167A1
The present disclosure relates to a pneumatically driven fluid pump apparatus having an outer pump housing for collecting liquid to be pumped, and a valve assembly in communication with liquid admitted through an inlet end of the outer p...  
WO/2019/126742A1
A refueling method for supplying fuel to at least one piece of fracturing equipment by installing a main fuel source at a fractionation operation, connecting the main fuel source to fracturing equipment to provide downhole fluids to the ...  
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/2019/114923A1
A piston type pump, comprising: a pump housing having at least one pump inlet and one pump outlet and a piston arrangement connected to a driving shaft which, when driven, sets the piston arrangement into movement, wherein the piston arr...  
WO/2019/117028A1
Realized is a duckbill valve that stably operates for a long time even if high pressure is applied to a fluid. The present invention is characterized by comprising a first flow passage forming portion 40 having a first flow passage 41, a...  
WO/2019/117947A1
A pumping system is provided which includes a motor coupled with a transmission and a pump. The pump includes a housing with a chamber, a plunger coupled with the motor and the transmission and translatable into and out of the chamber cr...  
WO/2019/116790A1
This plunger pump is provided with: a pump body having a liquid tank, a liquid storage section, a suction passage which connects the liquid storage section and the liquid tank, and a discharge passage which discharges liquid within the l...  
WO/2019/113325A1
A bull gear is provided for a reciprocating pump. The bull gear includes a hub extending around an axis of rotation of the bull gear. The bull gear includes a rim having a plurality of helical gear teeth extending along a circumference o...  
WO/2019/112938A1
A pump follower (100) for use in a container storing a material includes a body configured to be inserted into the container, the body having a material contacting surface (112) configured to contact the material in the container and a p...  
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/2019/106738A1
Provided is a plunger pump wherein a pump head portion is finally fixed to a pump body with a fixing member such as a bolt, but at a stage before being fixed to the pump body with the fixing member, the pump head portion can move relativ...  
WO/2019/108819A1
A system for a piston-driven fluid pump, including a plurality of electro-mechanical actuators, and a control system electrically connected to the actuators. Each actuator is configured to operatively couple with a piston of the fluid pu...  
WO/2019/106185A1
The present invention relates to a removable peristaltic pump cassette comprising a stator (2) configured to receive a tube (3) intended to extend from an inlet (4) to an outlet (5) of said stator (2); the cassette (1) further comprising...  
WO/2019/108116A1
An infusion pump is disclosed. The infusion pump comprises a chamber having a distal end and a proximal end, and a longitudinal axis between the proximal end and the distal end. A piston is arranged for reciprocating movement within the ...  
WO/2019/104386A1
The invention relates to a Direct Current (DC) air conditioning compressor drive unit for use in both buildings and in vehicle installations. Energy savings can be demonstrated in the automotive industry when compared to the current stat...  
WO/2019/104756A1
A multipurpose float mounting support, comprising: a circular arc plate (2) and a surface plate (8). The circular arc plate (2) is disposed at one end of the surface plate (8); two limiting posts (1) are disposed at an interval on the ou...  
WO/2019/106548A1
A system for noise and vibration management of a smoke evacuation system includes a pump that compresses air and produces a pressure differential within an airflow path. The pump may be a sealed, positive displacement pump. The system in...  
WO/2019/108249A1
A reciprocating pump includes a casing defining a pumping chamber, a plunger configured to reciprocate in an axial direction within the pumping chamber along a plunger axis, and an annular header ring positioned between the plunger and t...  
WO/2019/106546A1
A smoke evacuation device includes one or more cooling mechanisms and an exhaust mechanism to reduce velocity and noise of filtered air exiting the smoke evacuation system. The cooling mechanism includes ventilation openings and/or a rot...  
WO/2019/101674A1
A hydraulic pressure supply unit comprises a storage chamber (1) which stores hydraulic fluid, a hydraulic pump (2) which is arranged within the storage chamber (1) and dips at least partially into the stored hydraulic fluid, and an elec...  
WO/2019/104281A1
An apparatus for use in marine platform jacking is disclosed herein. In one aspect, a jetting valve includes a valve body with a piston assembly disposed therein. The piston assembly is selectively operated to open and close the valve. A...  
WO/2019/099783A1
Systems and methods for an air compressor control system includes a user interface configured to receive a command from an operator, a sensor configured to measure one or more characteristics of the system, an electric inlet valve integr...  
WO/2019/093804A1
The present invention relates to a membrane for an electroosmotic pump, through which a fluid flows to the inside thereof, and an electroosmotic pump which comprises the membrane for an electroosmotic pump so as to allow a fluid to flow ...  
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/2019/094520A1
A reciprocating pump includes a frame for a power end, a skid support structure integrally formed at a base of the power end frame to provide proper support and rigidity for the pump power end, where the integral skid support structure h...  
WO/2019/094622A1
A stay rod is provided for a pump. The stay rod includes a body extending a length from a first end portion to a second end portion that is opposite the first end portion. The body includes an exterior surface. The first end portion and ...  
WO/2019/092020A1
The invention relates to a piston system (1) for use in a homogenizer, comprising a piston (2) that is configured and arranged to make a reciprocating movement in use of the piston system, a cylinder (3) that is configured and arranged t...  
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/2019/082002A1
A manifold (70, 150) for a multistage pump (10) provided with a plurality of pumping chambers (15), wherein the manifold (70, 150) comprises a body (75, 155) which is so shaped as to define a duct (80, 160) extending along a path (P) and...  

Matches 51 - 100 out of 14,301