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Patent Searching and Data


Matches 1 - 50 out of 13,894

Document Document Title
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/2018/109839A1
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...  
WO/2018/104059A1
The subject matter of the invention is a carburettor (100) for an internal combustion engine of an implement having an air funnel (10), in which a throttle valve (12) is arranged, and having a control chamber (16) which is connected to a...  
WO/2018/103153A1
Provided are an overpressure protection device for a portable miniature high-pressure coffee machine. The overpressure protection device comprises a pump barrel and a pump plug having a main body provided within the pump barrel. The pump...  
WO/2018/104121A1
The invention relates to a compressor assembly (1000, 2000, 3000) comprising a compressor (V) and a drive (A). A drive housing (100, 200, 300) of the drive (A) for receiving a drive bearing (108, 308) has at least one flange section (102...  
WO/2018/104763A1
In a method for manufacturing a pair of variable-displacement pistons 10, a first and a second piston body 12 are provided that each include a hollow body portion 14 with an open end and a closed end. The closed end is adjoined by an act...  
WO/2018/100156A1
The invention relates to a linear piston pump comprising: a closed pump cylinder (1), in the working space (2) of which at least one pump piston (3.1, 3.2) runs in an oscillatingly driven manner, a pump chamber (4) thus being formed, a p...  
WO/2018/100845A1
Provided is a staking affixation structure for a plunger pump, which is characterized in that: a housing is deformed and staked to a member to which the housing is to be staked, thereby enabling a plunger pump accommodated within a hole ...  
WO/2018/099390A1
A single-arm pneumatic pump device (100) comprises an air pump main body (10) and a driving unit (20). The air pump main body (10) comprises a support (11), an air chamber unit (12) combined with one side of the support (11), and a swing...  
WO/2018/102570A1
A pump system includes a pump, a mounting bracket, and three fastener assemblies. The pump includes a housing having three pump attachment features. The mounting bracket includes three bracket attachment features. The three fastener asse...  
WO/2018/101472A1
Vibration damping for accessory items of an engine is improved. An engine according to a first embodiment of the present invention is provided with a plurality of accessory items that vibrate in a direction parallel to the crankshaft of ...  
WO/2018/097760A1
The group of inventions relates to modular pump assemblies and can be used for pumping large volumes of fluid using at least one pump module. Both the claimed pump assembly and the claimed pump module can be incorporated into mobile fire...  
WO/2018/091366A1
A pumping assembly for feeding fuel, preferably diesel fuel, to an internal combustion engine, has a pump body (4, 9), at least one cylinder (14) formed in the pump body (4, 9), a closing lid (29) defining, together with the pump body (4...  
WO/2018/092822A1
A piston pump 1 of the present invention is provided with: a cylinder member 2 forming a pump chamber 23; a piston 3 having one end facing the pump chamber 23; a seal member 4 for sealing between the cylinder member 2 and the piston 3; a...  
WO/2018/093385A1
Cylinder pump systems and methods for pumping and measuring fluids are provided. The pump system includes a piston cylinder pump, a linear actuator, and a motor assembly. The piston cylinder pump includes a piston located within a cavity...  
WO/2018/092017A1
The invention relates to a reciprocating compressor comprising a cylinder (2) and a piston (3) dividing the cavity in said cylinder (2) into a first chamber and a second chamber connected via suction valve systems (5 and 6) and control s...  
WO/2018/091488A1
A high pressure fuel pump (12) has a housing (38) in which a camshaft (18) is arranged rotatable between a front bearing (20) and a rear bearing (22), the camshaft (18) cooperating with a piston sliding in a bore to alternatively vary th...  
WO/2018/094368A4
The invention discloses systems for improving performance and operational efficiency of wireline tractors. A cooling system improves power capabilities of electrical motors mounted in wheels, which are mounted on a linkage pivotably conn...  
WO/2018/091178A1
The invention relates to a cryopump (1) which has a cylinder (8) that is covered by a cylinder head (5) and into which a cylinder running surface (9) is recessed, said running surface guiding a plunger (10). A pump working chamber (7) is...  
WO/2018/092801A1
Provided is a mechanical seal that has a long-life spring. The present invention comprises: a housing (2) through which a rotary shaft (4) of a rotary machine is inserted; a stationary sealing ring (10) that is held by the housing (2); a...  
WO/2018/094368A1
The invention discloses systems for improving performance and operational efficiency of wireline tractors. A cooling system improves power capabilities of electrical motors mounted in wheels, which are mounted on a linkage pivotably conn...  
WO/2018/088487A1
This cylinder block has formed therein a plurality of cylinder bores which open in a piston insertion side end surface, and is configured such that when caused to rotate, pistons inserted into each cylinder bore slide in a reciprocating ...  
WO/2018/090005A1
A manually operated pump exhibiting numerous improvement over existing such pumps is described. The pump can include a cylinder that is removeably mounted to a molded valve box of unitary construction. The valve box can feature a valve p...  
WO/2018/086136A1
A pressure stabilizing pump, comprising a pump body (10), a low pressure fluid valve (11), and a high pressure fluid valve (12). The pump body (10) comprises a first low pressure fluid inlet (101a), a second low pressure fluid inlet (101...  
WO/2018/086137A1
A pump body clamping apparatus, comprising a fixing member (10), a rotating shaft (11), a driven member (12), and a clamping ring (14). A fixing plate (101) of the fixing member (10) comprises a pump body setting opening (1013) and a rot...  
WO/2018/082800A1
The invention relates to a reciprocating piston machine, in particular a one-, two-, or multi-stage piston compressor (400) or a one-, two-, or multi-cylinder compressor, having: at least one cylinder (410, 420) and at least one piston (...  
WO/2018/084831A1
Various embodiments include methods and apparatus structured to pump material, where such material is difficult to pump. In an embodiment, an apparatus can include an injector device capable of self-injecting material into a high pressur...  
WO/2018/080496A1
A fluid end for a pump is described herein. The fluid end includes a suction end, a discharge end, and a plunger end. The fluid end defines a main chamber which when viewed in cross section has a substantially elliptical outer boundary. ...  
WO/2018/077878A1
The invention provides a prefabricated pumping station base and a prefabricated pumping station. The prefabricated pumping station base includes a bottom plate which is capable of sealingly connecting with a cylinder of a prefabricated p...  
WO/2018/077542A1
A delivery pump, in particular for cryogenic fuels, is proposed. The delivery pump has a pump element (21), which is actuatable by a drive device (30), and has a coupler chamber (29), which is filled with a pressure medium, wherein a pis...  
WO/2018/075034A8
Certain conditions require powering down an engine driving a pump. During the down sequence the pump may continue pumping servicing fluid which may not be desirable. Activating one or more control valves may throttle or prevent the servi...  
WO/2018/072933A1
The invention relates to a high pressure pump (100) for conveying fluid which is under high pressure, wherein the high pressure pump (100) comprises a variable-volume compression chamber (6) and a pressure valve (101). The pressure valve...  
WO/2018/075055A1
A pump fluid end includes a body that defines a plunger bore and a working fluid bore that intersects the plunger bore to form a cross bore. A packing bore is defined in the plunger bore and includes a packing sleeve bore, a taper relief...  
WO/2018/075034A1
Certain conditions require powering down an engine driving a pump. During the down sequence the pump may continue pumping servicing fluid which may not be desirable. Activating one or more control valves may throttle or prevent the servi...  
WO/2018/069138A1
Roller tappet (1) for a piston pump, in particular for a high-pressure fuel pump, for supporting a reciprocating pump piston (2) on a cam (3) or eccentric of an input shaft (4), comprising a tappet member (5) that has a front recess (6) ...  
WO/2018/068294A1
A water pump water drawing pipe device for a pumping station. The pumping pipe comprises an upper water pipe (7) and a lower water pipe (6) which extends into water; a metal filter plate (76), which can be manually pulled out to remove i...  

Matches 1 - 50 out of 13,894