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Matches 51 - 100 out of 11,922

Document Document Title
WO/2023/280557A1
According to an aspect of the invention, there is provided a roller tappet assembly (116) for a reciprocating pump (1). The roller tappet assembly (116) comprises: a tappet body (118); a pin element (120; 220) comprising: first and secon...  
WO/2023/280482A1
The invention relates to a pump (1), in particular a fuel injection pump, comprising a housing part (2) having a cylindrical bore (3) in which a reciprocating rod (4) is received so as to be movable back and forth, wherein a rod seal (5)...  
WO/2023/281938A1
Provided is a fuel pump including: a pump head (23); a plunger barrel (32) in which a support hole (38) is provided, and one end section of which in the axial direction of the support hole (38) is screw-fastened into the pump head (23); ...  
WO/2023/281937A1
A fuel pump comprising: a pump head (23); a plunger barrel (32) provided with a support hole (38) and having one end portion side of the support hole (38) in the axial direction fastened to the pump head (23); a plunger (41) supported by...  
WO/2023/275109A1
The invention relates to a metal component (1) which has a wear-protection coating, in particular a hydraulic valve component, the tribologically loaded surface (2) of which is at least partly provided with a wear-protection coating (4) ...  
WO/2022/269977A1
The present invention provides an electromagnetic suction valve mechanism and a fuel pump capable of reducing a force with which fuel presses a valve body in the valve closing direction. This electromagnetic suction valve mechanism compr...  
WO/2022/258748A1
A valve assembly for a fuel pump for a fuel system, the fuel pump comprising a pump chamber and the valve assembly comprising a solenoid winding; and an electromagnetically controlled armature operable under the influence of an electroma...  
WO/2022/249550A1
The present invention suppresses abrasion of a rod or a component where the rod contacts. This electromagnetic suction valve mechanism (electromagnetic valve mechanism) is provided with a suction valve (valve body), a rod engaging the su...  
WO/2022/243071A1
A fuel pump (18) comprising a fuel pump housing (28) with a pumping chamber (38) defined therein and an inlet valve bore (28a) extending along an inlet valve bore axis (28b) to an exterior of said fuel pump housing (28). A pumping plunge...  
WO/2022/238536A1
An inlet valve assembly (10) of a fluid pump (8) of an internal combustion engine comprises an inlet valve member (46) that is movable between a closed position and an open position. In the closed position the inlet valve member is arran...  
WO/2022/235253A1
At least some embodiments of the present disclosure are directed to pump assemblies. In some embodiments, the pump is a high-pressure pump for an engine. The pump includes: an inlet valve configured to receive fuel; an armature coupled t...  
WO/2022/228818A1
A pump unit for supplying fuel to an internal combustion engine; the pump unit comprising: at least one head at least one head in which is formed a cylinder having an axis Al for housing a slidable pump piston; a pump body for housing th...  
WO/2022/223742A1
A roller tappet assembly (19, 21) for a fuel pump assembly (10) of an internal combustion engine, the roller tappet assembly (19, 21) comprising a tappet body (23, 25) with a tappet body cavity (60), an annular roller assembly, and a pin...  
WO/2022/218635A1
The invention relates to a high pressure pump (1) for a fuel injection system, comprising at least one pump element (2) having a pump piston (3) which can be moved back and forth and which is received in a cylinder bore (4) at one end an...  
WO/2022/218850A1
The invention relates to a high-pressure fuel pump (10) comprising a pressure-limiting valve (22). The pressure limiting valve (22) is designed so as to have a valve seat body (38) on which a conical valve seat (42) is formed. The pressu...  
WO/2022/194424A1
A lubricated high pressure fuel pump assembly is provided, comprising a fuel pump, a sealed enclosure and a pump lubrication circuit. The fuel pump includes a pump drive shaft via which the fuel pump is configured to be mechanically driv...  
WO/2022/190410A1
The present invention provides a fuel pump capable of discharging fuel under a high pressure and capable of suppressing sticking between a plunger and a cylinder. In the present invention, a high-pressure fuel supply pump comprises: a pl...  
WO/2022/189542A1
The invention relates to a piston pump, in particular a high-pressure fuel pump for an internal combustion engine, comprising a pump housing, a pump piston (14), a supply chamber delimited at least by the pump housing and the pump piston...  
WO/2022/184707A1
The invention relates to a device for the controllable metering of hydrogen, said device comprising a valve seat (7), a sealing element (17) and an electromagnetic actuator with a pole core (11), a magnetic coil (2) and an armature (16) ...  
WO/2022/179868A1
A damper cup (72) houses a pulsation damper (68) of a fuel pump (20) such that the damper cup (72) defines a fuel volume (70) together with a fuel pump housing (28) of the fuel pump. The damper cup (72) includes a sidewall (72a) which is...  
WO/2022/171494A1
The invention relates to a high-pressure fuel pump comprising a pump housing (12), a pump piston (18) received in a reception opening (16) of the pump housing (12), and a guiding device that includes at least two guiding portions (40) wh...  
WO/2022/169606A1
A priming pump (26) may include a housing (52); an inlet passageway (56) inside of the housing (52); an outlet passageway (58) inside of the housing; a divider (60), inside of the housing, separating the inlet passageway (56) and the out...  
WO/2022/167290A1
A suction valve for a high pressure pump for supplying fuel to an internal combustion engine, wherein the suction valve comprises a movable shutter member comprising a cylindrical stem having a first end and a second end provided with a ...  
WO/2022/158025A1
The present invention provides a two-component joined article having a first component that includes a through-hole, a second component that is inserted into the through-hole in the first component, and an annular weld metal that is form...  
WO/2022/147230A1
A valve includes a valve body having a valve plunger barrel formed therein and configured to be mounted to a pump head of a fuel pump, a valve plunger arranged to perform reciprocal motion with respect to the valve plunger barrel, a driv...  
WO/2022/130698A1
This fuel pump comprises a damper, an intake valve chamber, a pressurizing chamber, a relief valve chamber, a relief valve mechanism, and a shock wave absorber. The shock wave absorber is provided in the relief valve chamber, and is disp...  
WO/2022/122357A1
The invention relates to a high-pressure fuel pump comprising a pump housing (26), a pump piston (28) and a delivery chamber (38) delimited at least by the pump housing (26) and the pump piston (28). The pump piston (28) is guided betwee...  
WO/2022/122353A1
A high-pressure fuel pump (10) comprises a pump housing (12), a pump piston (18) received in a reception hole (16) in the pump housing (12), and a guiding device (36) that includes at least two guiding portions (38, 40) which are axially...  
WO/2022/122324A1
The invention relates to a piston pump (16), in particular a high-pressure fuel pump for an internal combustion engine, comprising a pump housing, a pump piston (28) that is guided in the pump housing (26), and a pumping chamber (38) tha...  
WO/2022/122356A1
The invention relates to a high-pressure fuel pump. According to the invention, the high-pressure fuel pump has a pump housing (12) and a conveying chamber (16) which is arranged in the pump housing (12) and which is delimited by a high-...  
WO/2022/120146A1
A pump inlet valve includes a valve body and a plunger assembly. The valve body includes a valve body cavity. The plunger assembly is arranged within the valve body cavity and includes a plunger body, a plunger barrel formed at the plung...  
WO/2022/108578A1
A pumping assembly includes at least one removable unit barrel pumping assembly coupled to a housing of the pumping assembly. The pumping assembly further includes a drive member having a roller configured to engage a portion of the unit...  
WO/2022/101301A1
A fuel pump assembly (110) for an internal combustion engine comprises a plunger (114) arranged to reciprocate within a plunger bore (132) under the influence of a drive arrangement (123) driven by means of a drive shaft (18), to perform...  
WO/2022/098360A1
High-pressure fuel pumps and systems incorporating the same are disclosed. The fuel pump includes a housing with at least one fluid feed port, a barrel with at least one fluid receiving port, and a clamp to secure the barrel to the housi...  
WO/2022/091553A1
A fuel pump provided with: a pump body; and a spring arranged in the pump body and adjusting the flow rate of a fuel. The spring has: a moving element having a predetermined urging force; a first end turn provided at one end portion of t...  
WO/2022/091554A1
This fuel pump comprises: a plunger that reciprocates; a retainer having a mounting part which is mounted to the bottom end of the plunger; and a spring that impels the plunger via the retainer. The mounting part includes an engaging sec...  
WO/2022/083807A1
An actuator for control of dose of fuel injected by a high-pressure fuel injection pump of a compression-ignition engine, comprising a rotary electromagnet with a rotor (1) on a shaft (3). The shaft (3) is mounted in at least one bearing...  
WO/2022/074082A1
The present invention relates to a pump (110) for a fuel delivery system. The pump (110) comprises a main housing (112) and a plunger housing (114) arranged to couple to the main housing (112) so as to define a compression chamber (116) ...  
WO/2022/066505A1
The disclosure relates to fuel pump housings and fuel pump systems incorporating the same. The fuel pump housing includes at least one tappet housing portion configured to receive at least one tappet assembly and a main bore portion flui...  
WO/2022/063381A1
Flue Gas analyzers, such as those based on electrochemical cells and infrared sensors, are commonly used to determine the molar concentrations of the different species of flue-gas mixtures and provide information about the associated air...  
WO/2022/063521A1
The invention relates to a high-pressure fuel pump (22) for a fuel injection system (10) of an internal combustion engine, said fuel pump comprising a pump housing (40) and a pump cover (42) which is mounted on the pump housing (40) and ...  
WO/2022/053328A1
The invention relates to a high-pressure fuel pump (10) for a fuel system for an internal combustion engine, wherein the high-pressure fuel pump (10) has a pump housing (12) which has a pump body (12a) and a pump cover (12b) mounted on t...  
WO/2022/048967A1
The invention relates to a device (40) used to weld a pot-shaped housing lid (16) to a housing body (14) of a high-pressure fuel pump (10) by means of a capacitor discharge press-fit welding process (CDPF welding process), with a force a...  
WO/2022/039048A1
A sealing ring (27) is in contact with an outer circumferential surface of a plunger (14). An urging ring (28) comprises a material having lower fuel resistance than the sealing ring (27), is provided on the radially outer side of the se...  
WO/2022/033250A1
The present application discloses a high pressure oil pump base and an automobile, comprising a fixed part, wherein the fixed part is fixed on an intermediate element around the axis of a camshaft located in the intermediate element, a f...  
WO/2022/028907A1
A method for introducing a fuel into at least one combustion chamber (16) of an internal combustion engine (10), in the case of which method at least one injector (18) is actuated by means of an electronic computing device (20), as a res...  
WO/2022/031820A1
A high-pressure fuel supply pump for a fuel system that supplies a high-pressure fuel injection (GDI) apparatus and a low-pressure fuel injection (PFI) apparatus incorporates an inlet check valve to isolate a low-pressure fuel feed chann...  
WO/2022/028906A1
The invention relates to a gap seal device, comprising: - a housing (2), which has a fluid-filled guiding chamber (22); - a multi-part piston (3), which can be translationally and/or rotationally moved in the guiding chamber (22); wherei...  
WO/2022/012997A1
The invention relates to a high pressure fuel pump (22) for a fuel injection system (10) of an internal combustion engine, comprising a pump housing (40), an outlet (24), and a connecting piece (52) fastened to the outlet (24), wherein a...  
WO/2022/014150A1
The present invention provides a fuel pump in which sticking of a plunger can be suppressed. The fuel pump according to the present invention includes a plunger 2 that reciprocates, a cylinder 6 in which a guide hole 6a that guides the r...  

Matches 51 - 100 out of 11,922