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Patent Searching and Data


Matches 1 - 50 out of 14,692

Document Document Title
WO/2018/069134A1
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/2018/068960A1
The invention relates to a method for adjusting an attenuation current (44) for decelerating an injection valve (16) in a high pressure pump (15) of a high pressure injection system (13) in a motor vehicle (10), wherein a piston (22) is ...  
WO/2018/069177A1
The present utility model comprises an oil inlet valve (231), characterized by comprising a valve body (235) and a spool (237), the valve body (235) having a valve top face (2351) and a valve bottom face (2352), with a central blind hole...  
WO/2018/069020A1
The invention relates to an overflow valve, in particular for a high-pressure pump in a fuel injection system, comprising a valve element (1) and a valve piston (3) which is received in an axial bore (2) of the valve element (1) in an ax...  
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/2018/065235A1
The invention relates to a throttle element (1) for a low-pressure circuit of a fuel injection system, in particular of a common rail injection system, comprising a body (2) having a bore (3) configured as an axial bore, into which a thr...  
WO/2018/059875A1
The invention relates to a high-pressure fuel pump (22) having a piston chamber (26) and having at least one connecting piece (56), which comprises an outer wall (60) and via which the piston chamber (26) can be connected to a low pressu...  
WO/2018/060067A1
The invention relates to a high pressure pump for a fuel injection system, in particular a common rail injection system, having a multiple-piece housing, comprising a main housing (1) in which a driving mechanism chamber (2) is configure...  
WO/2018/061471A1
The interior of a solenoid section will be filled with fuel due to the configuration of the components thereof. Accordingly, movement of a plunger will lead to flow separation in the vicinity of a protrusion part of an engagement member ...  
WO/2018/060158A1
The invention relates to a tappet assembly (1) for supporting a reciprocating pump piston (2) of a radial piston pump, in particular a high-pressure fuel pump, on a cam (3) of a drive shaft (4), comprising a hollow-cylindrical tappet bod...  
WO/2018/055301A2
The invention relates to a method for controlling a fuel pump for a motor vehicle, whereby the fuel pump can deliver a minimum volume of fuel. The method comprises the following steps (for each iteration): determining a set amount of fue...  
WO/2018/056109A1
Provided is a metal diaphragm damper that is not easily broken even when stress is applied repeatedly. This metal diaphragm 1 has a disk-shaped diaphragm 2 in the interior of which a gas is sealed, and has a deformation action section 23...  
WO/2018/054628A1
The invention relates to a high-pressure fuel pump (10) for a fuel injection system of an internal combustion engine, having a pressure control valve (22) arranged fluidically between a conveying chamber (16) and a high pressure accumula...  
WO/2018/050609A1
The invention relates to an overflow valve, a high-pressure pump, and a fuel injection system with a high-pressure pump (5) for generating an injection pressure, wherein the pump supply pressure can be adjusted by an overflow valve (8) t...  
WO/2018/050881A1
The invention relates to a check valve (48), wherein a sealing element (52) and a coil spring (54) that retains the sealing element (52) on a valve seat (64) are arranged in a valve hole (58) having an inner diameter (DI), wherein the co...  
WO/2018/041534A1
The invention relates to a method for controlling an electromagnetically controllable inlet valve that is integrated into a high-pressure fuel pump, in which a magnetic coil is energized as a function of the piston stroke of a pump pisto...  
WO/2018/037963A1
This relief valve device comprises: a valve housing (41, 42, 431, 432, 44, 521, 522, 53, 631, 82, 831, 832, 84, 921, 922, 94) having communication passages (423, 433, 434, 435, 523, 524, 633, 634, 823, 833, 834, 923, 924) for providing c...  
WO/2018/036765A1
The invention relates to an electromagnetically controllable suction valve (1) for a high-pressure fuel pump (2), comprising a magnet assembly (3) and a hydraulic module (4), the hydraulic module (4) engaging at least in sections in an a...  
WO/2018/033278A1
The invention relates to an electromagnetically controllable suction valve (1) for a high-pressure fuel pump (2), comprising an annular magnet coil (3) for acting on an armature (5) that can be coupled to a valve tappet (4), said armatur...  
WO/2018/028865A1
The invention relates to an electromagnetically actuable intake valve (1) for a high-pressure fuel pump (2), comprising an annular magnet coil (3) for acting on an armature (7) which is able to move in translation between two end stops (...  
WO/2018/019565A1
The invention relates to a motor vehicle fuel pump cover (2) for covering as fuel guide region of a motor vehicle fuel pump (1) by means of a covering housing (4), characterized in that a phase change core (3) is received in said coverin...  
WO/2018/019483A1
The invention relates to a magnetic circuit (1) for an electromagnetically actuatable suction valve (2) of a high-pressure fuel pump (3), comprising a ring-shaped magnetic coil (4) for acting on a reciprocating armature (7) between two t...  
WO/2018/016429A1
Provided is a fuel injection pump that prevents engine startup defects due to freezing of moisture that has adhered to a control rack. This fuel injection pump is provided in a diesel engine, and is equipped with: a control rack that is ...  
WO/2018/016272A1
The objective of the present invention is to provide, by means of an inexpensive structure, a relief valve structure that exhibits a stable and high fuel release characteristic and a fuel supply pump equipped with this relief valve struc...  
WO/2018/015047A1
The invention relates to a high-pressure fuel pump for a fuel injection system of an internal combustion engine, comprising a pump housing (12) and pressure control valve which is accommodated in a recess (26) in the pump housing (12), w...  
WO/2018/012211A1
The purpose of the present invention is to provide a high-pressure fuel supply pump in which a throttle is provided to a relief spring holder, whereby reductions in pressure near a seat and the occurrence of cavitation can be minimized. ...  
WO/2018/010897A1
The invention relates to a control method for controlling an inlet valve (28) of a high-pressure fuel pump (12) in a fuel injection system (10), wherein a fault is identified in the fuel injection system (10) resulting in a threat of a s...  
WO/2018/010897A9
The invention relates to a control method for controlling an inlet valve (28) of a high-pressure fuel pump (12) in a fuel injection system (10), wherein a fault is identified in the fuel injection system (10) resulting in a threat of a s...  
WO/2018/007058A1
The invention relates to a method for producing a high-pressure fuel pump (22) comprising a pump housing (52) and a pot-shaped cover element (54), wherein the pump housing (52) and the cover element (54) are connected by a peripheral wel...  
WO/2018/007055A1
The invention relates to a high-pressure fuel pump (22) comprising a pump housing (52) and a cover element (54), which is connected to the pump housing (52) and has a wall (72), wherein a damping volume (66) is arranged between cover ele...  
WO/2018/009390A1
A high-pressure fuel pump (22) includes a pump housing (30) which defines a pumping chamber (32), a fuel inlet (38) which allows low-pressure fuel into the pumping chamber (32), a fuel outlet (40) which allows high-pressure fuel out of t...  
WO/2018/007047A1
The invention relates to a high-pressure fuel pump (22), comprising a pump housing (52) and a pressure damper device (29), which comprises: a cover element (54), which is connected to the pump housing (52) in a connection region (56) by ...  
WO/2018/007046A1
The invention relates to a high-pressure fuel pump (22) comprising a piston (34) and a piston chamber (26), which can be connected to a low-pressure region (28) via an inlet valve (24), wherein the inlet valve (24) comprises a valve seat...  
WO/2018/003435A1
Provided is a high-pressure fuel supply pump wherein the stroke of a valve body holder can be restricted without providing an adjuster for restricting the stroke of the valve body holder. This high-pressure fuel supply pump is provided w...  
WO/2018/001626A1
The invention relates to an electromagnetically actuatable inlet valve (24) for a high-pressure pump, in particular of a fuel-injection system. The inlet valve (24) has a valve member (34) which can be moved between an open position and ...  
WO/2018/003415A1
The purpose of the present invention is to configure a discharge valve mechanism such that the amount of back flow of fuel from a discharge valve is reduced, the discharge valve mechanism being provided at the outlet of the pressurizing ...  
WO/2017/220240A1
The invention relates to a high-pressure fuel pump (10) having a housing (12) in which a first channel (24) and a second channel (26) are provided, wherein the longitudinal axis (28) of the first channel (24) is at an angle >0° and <180...  
WO/2017/220696A1
A disc-like shape gasket (42) with a front face (46) and a rear face (44) radially extending about a main axis (X) from a peripheral outer edge (48) to an inner edge (50), surrounding a central opening (52), shaped (62) so as to be sligh...  
WO/2017/216142A1
A pumping assembly to feed fuel, preferably diesel fuel, to an internal combustion engine has at least one cylinder (14), a piston (15) engaged slidingly in the cylinder (14), and a delivery valve (30) for selectively controlling the fee...  
WO/2017/215817A1
The invention relates to a feed-supply device (100; 100a) for cryogenic fuels (1), comprising a feed-supply pump (10; 10a) which is connected to a drive (35), said drive (35) being connected to a linear or rotationally movable drive elem...  
WO/2017/213984A1
The valve assembly and associated pump, direct a magnetic flux path such that a carefully timed magnetic force is directly applied to an inlet valve member when a coil is energized. As a result, direct actuation of the inlet valve is ach...  
WO/2017/212737A1
The purpose of the present invention is to provide a high-pressure fuel pump in which the gap between a valve and a rod, which is a cause of valve opening lag in solenoid intake valves, has been reduced. This high-pressure fuel supply pu...  
WO/2017/211480A1
A shoe guide member (30) for a high pressure fuel pump is provided with a guiding bore (56) opening in a top face (52) and in a bottom face (54) of the shoe guide member. The guiding bore (56) defines lateral guiding faces (58,60,62,64) ...  
WO/2017/211795A1
The aim of the invention is to provide a piston device (100) that is simply constructed and provides optimized sealing. This aim is achieved in that the piston device comprises the following: a housing (102), which comprises a piston hol...  
WO/2017/212738A1
Provided is a control device for an internal combustion engine that is able to reduce the combined noise of a high-pressure fuel pump and a fuel injection valve effectively, while avoiding a deterioration in combustion and without affect...  
WO/2017/207256A1
The invention relates to a solenoid valve (10), in particular for controlling a liquid flow in a fuel injector (100), having an electromagnet (30) and a magnet armature (40) which is arranged so as to be capable of reciprocating motion a...  
WO/2017/208565A1
The purpose of the present invention is to reduce collision noise occurring when a solenoid valve of a high-pressure fuel supply pump is opened. This purpose can be achieved by providing a control device that controls a high-pressure fue...  
WO/2017/207150A1
The invention relates to a high pressure pump for a fuel injection system, in particular a common rail injection system, having a housing of multiple-piece configuration, comprising a main housing (1), in which a driving mechanism chambe...  
WO/2017/203589A1
A pressure regulator (76) is provided with: a case (77); a flow channel part (79) that is formed in the case (77) and that has a fluid inflow port (83), a fluid outflow port (84), and a main body flow channel part (82); a valve body (91)...  
WO/2017/202790A1
A method of testing a fuel injection system or components thereof, the testing being implemented by running a high pressure fuel pump to provide fluid under pressure to said fuel injection system or components, where the pump flow is con...  

Matches 1 - 50 out of 14,692