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Matches 1 - 50 out of 15,284

Document Document Title
WO/2019/211021A1
The invention relates to a valve device for a high-pressure pump (24), comprising a valve body (60) pressed into a housing (30), and a movable valve element (36) which, with the valve device (22) closed, bears with a sealing portion (34)...  
WO/2019/206601A1
The invention relates to a method for operating an electrical suction valve in a common rail system of an internal combustion engine having a high-pressure pump (100), comprising a pump chamber (6) having a pump piston (7), wherein the e...  
WO/2019/206603A1
The invention relates to a method for operating a high-pressure pump (100) for generating high pressure in a common rail system of an internal combustion engine, comprising an electronic controller (9) which carries out a quantity contro...  
WO/2019/206491A1
The invention relates to a method for producing a sealing device (74) for a high-pressure fuel pump (28) having a piston (30), said piston having an end section facing a drive, on which the sealing device can be provided radially surroun...  
WO/2019/206600A1
The invention relates to a fuel delivery device (100) for cryogenic fuels, comprising a tank (30), a high-pressure delivery pump (1), and a supply line (18), via which the high-pressure delivery pump (1) can be supplied with cryogenic fu...  
WO/2019/207908A1
The objective of the present invention is to provide a solenoid valve with which erosion can be suppressed, and with which a reduction in the number of components and a reduction in size compared with the past can be achieved, and a high...  
WO/2019/206606A1
A pumping unit for feeding fuel, preferably diesel fuel, to an internal combustion engine (3) is provided with a pre-feed pump (7) for feeding the fuel from a storage tank (2) to a high-pressure pump (6), operation of which is controlled...  
WO/2019/207906A1
Provided is a high-pressure fuel pump configured so that wear caused by the relative rotation between a movable core and a rod can be suppressed. This high-pressure fuel pump is provided with a valve body 30, a rod 35, a stationary core ...  
WO/2019/201640A1
The present application discloses a contact mating structure between a cam (201, 202) and a tappet assembly (500) and a plunger pump using the contact mating structure, wherein the cam (201, 202) is formed in a rotatable shaft, the tappe...  
WO/2019/197074A1
The invention relates to a high-pressure pump arrangement (1), comprising a high-pressure pump (3) having a lubricant outlet (23), characterized in that - the high-pressure pump arrangement (1) has a particle detector device (31), by mea...  
WO/2019/197065A1
The invention relates to a pressure-limiting valve (22), comprising a valve element (44) and a loading element (52) which loads the valve element (44) against a valve seat (42) counter to an opening direction (58), wherein the valve elem...  
WO/2019/197067A1
The invention relates to an electromagnetically actuatable inlet valve (22) for a high-pressure pump, in particular of a fuel injection system, having a valve member (30), which is movable between an open position and a closed position. ...  
WO/2019/193836A1
Provided is a high-pressure fuel supply pump in which radiation noise from a damper cover can be reduced. This high-pressure fuel supply pump is provided with: a damper cover 14 which, together with a pump body 1, forms a damper chamber ...  
WO/2019/185435A1
The invention relates to a high-pressure fuel pump (10) comprising a pump piston (26) which, during operation, moves translationally between a pressure space (20) and a leakage space (24), the leakage space (24) having a leakage collecti...  
WO/2019/185531A1
Method for manufacturing a head-piece (10) of a pumping unit for feeding fuel, preferably diesel fuel, to an internal combustion engine, whereby the head-piece (10) is provided with a central hole (12) configured to define a cylinder (15...  
WO/2019/179674A1
The invention relates to a high-pressure delivery pump (1) for cryogenic fuels, comprising a pump housing (2), in which a stepped longitudinal bore (17) is formed. A suction chamber (50) is formed in the longitudinal bore (17), which suc...  
WO/2019/181995A1
An error diagnosis device and error diagnosis method whereby the location of errors can be identified without disassembly. The error diagnosis device (100) has: an input unit (110) that receives a downstream pressure value and an upstrea...  
WO/2019/181243A1
The purpose of the present invention is to detect a defect that is present above or under an interface of two members in a laser welding portion of a lap joint. To achieve this, a transverse wave generation laser (LaTT) and a longitudina...  
WO/2019/179684A1
The invention relates to a bearing bush (10), in particular a sliding bearing bush, for rotatably mounting a shaft (44) or a roller (62). The bearing bush (10) has at least one groove (16) arranged in the inner side of the bearing bush (...  
WO/2019/181996A1
An error diagnosis device and error diagnosis method whereby the location of errors can be identified without disassembly. The error diagnosis device (100) diagnoses errors in a fuel pump (5) that comprises: a flowrate adjustment valve (...  
WO/2019/174801A1
Fuel delivery device (100) for cryogenic fuels, having a tank (30), a high-pressure delivery pump (1) and a feed line (18) which can supply the high-pressure delivery pump (1) with cryogenic fuel from the tank (30), wherein the high-pres...  
WO/2019/174814A1
The invention relates to a fuel delivery system for cryogenic fuel, comprising a piston pump (1) for conveying the cryogenic fuel on high pressure, wherein the piston pump (1) has a pump piston (2) which is drivable movable to and fro ha...  
WO/2019/174815A1
What is proposed is a filter element (10) for liquid medium, in particular diesel fuel, which is used in particular in a high-pressure fuel pump. The filter element (10) has a carrier element (12) and at least one filter body (24) which ...  
WO/2019/178349A1
A high pressure fuel pump used for an internal combustion engine and a related method are provided. The fuel pump has a body having a top surface and a side surface. A damper housing is provided on the top surface. A damper cover is prov...  
WO/2019/170770A1
The invention relates to an assembly (3), comprising a high-pressure pump (5) and a control device (7) arranged upstream of the high-pressure pump, the assembly (3) having a fuel channel (29), which is formed between an inflow side of th...  
WO/2019/171930A1
A water injection pump according to one embodiment is provided with a pump case and a plunger. The pressure of hydraulic oil is used to cause the plunger inside the pump case to move to a discharge port side, thereby pressuring and disch...  
WO/2019/166134A1
High pressure fuel pump (10) for a fuel injection system of an internal combustion engine, having a pump housing (12), an inlet valve (14) and a pressure limiting valve (22) which is received in a recess (26) which extends along a longit...  
WO/2019/166136A1
The invention relates to a pressure-limiting valve comprising a valve body with a conical valve seat surface which forms an angle α together with a central longitudinal axis of the valve body; a valve element; and a loading element whic...  
WO/2019/166580A1
The present invention provides a fuel supply system for injecting a liquefied vapour under high pressure into a combustion chamber of a combustion engine, comprising: (i) a first petrol fuel supply tank; (ii) a second liquefied vapour fu...  
WO/2019/169364A1
A valve assembly for a fluid end of a frac pump includes a valve seat, a generally cylindrical and elongated metal core, a dampener layer bonded to the metal core, a metal outer layer bonded to the dampener layer. The metal core, dampene...  
WO/2019/160533A1
A fuel pump for an internal combustion engine comprising a barrel having a longitudinal axis that spans between a proximal end and a distal end and a central bore therein. A plunger is disposed at least partially in the central bore and ...  
WO/2019/158302A1
In a pumping unit for feeding fuel, preferably diesel fuel, to an internal combustion engine (3), the fuel is fed to at least two cylinders (9) of a high-pressure pump (9) along respective intake ducts (30a, 30b) connected to a feed head...  
WO/2019/151038A1
According to the present invention, a pump housing has: an in-pump space extending along a pump axis inclined with respect to a vertical direction; an oil feeding opening which opens to the in-pump space; and an oil feeding passage which...  
WO/2019/151032A1
This fuel pump driving structure is provided with: a cam shaft of an engine; a feed pump that supplies a fuel in a fuel tank to a supply pump; and a supply pump that supplies the fuel to a combustion chamber side by pressurizing the fuel...  
WO/2019/151039A1
In the present invention, a camshaft housing has an adapter insertion hole penetrating along the up-down direction, and the inner opening of the adapter insertion hole opens toward a supply pump drive cam. An adapter has a tube-shaped cy...  
WO/2019/151035A1
According to the present invention, the intaking or exhausting of gas to or from a combustion chamber is performed by reciprocating a push rod and thus opening and closing a valve. A cam shaft has a valve driving cam and a pump driving c...  
WO/2019/145218A1
A pump body (12) of a high pressure fuel pump (10) defining a compression chamber (18) in fluid communication with a first recess (28) dug in a first outer face (32) and, a second recess (30) dug in a second outer face of the body (38) a...  
WO/2019/145219A1
An integrated valves assembly (10) adapted to be arranged between a first high pressure zone (Z1) and a second high pressure zone (Z2), said assembly comprising a body (12) defining distinct first (18) and second (20) fluid conduits, the...  
WO/2019/141585A1
The invention relates to an electromagnetic switching valve (10) for a fuel injection system, wherein a movable armature (24) moves a closing element (20); a movement-limiting stop (34) is provided, which limits movement of the armature ...  
WO/2019/141486A1
Fuel delivery device (100) for cryogenic fuels, having a tank (30), a high-pressure delivery pump (1) and a feed line (18) connecting the high-pressure delivery pump (1) to the tank (30). In this context, the high-pressure delivery pump ...  
WO/2019/134990A1
The invention relates to a high-pressure fuel pump (10) having a housing bore (14) in a housing (12), which is delimited by a sealing arrangement (22), said sealing arrangement (22) comprising an axially movable sealing ring (28) and a r...  
WO/2019/129447A1
A pump unit for feeding fuel, preferably diesel fuel, from a tank to an internal-combustion engine; the pump unit comprising: a low-pressure gear pump configured to draw fuel from the tank; a high-pressure piston pump fed by the low-pres...  
WO/2019/126854A1
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/2019/126858A1
The invention concerns an arrangement for a fuel injection system (1 ) for diesel engines which comprises an injector (5), a control valve unit (CVU) (4), which is connected to the injector (5) through the second high pressure pump (18),...  
WO/2019/131049A1
The purpose of the present invention is to provide a fuel supply pump that, in order to suppress seizing of a plunger which can occur with higher fuel pressures, improves lubrication of the plunger that moves reciprocally along the inner...  
WO/2019/131051A1
The object of the invention is to provide a high-pressure fuel supply pump in which the progress of corrosion and cavitation erosion can be suppressed even when the pressure becomes higher, or when biofuel or fuel with a high content rat...  
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/2019/125355A1
An internal combustion engine system includes an engine with a plurality of pistons housed in respective ones of a plurality of cylinders, an air intake system to provide air to the plurality of cylinders through respective ones of a plu...  
WO/2019/120822A1
The invention relates to an electrically actuated valve (2), in particular in a high-pressure pump (1) of a fuel injection system, comprising a valve element (14) that moves between an open position and a closed position in the direction...  
WO/2019/121224A1
A high pressure fuel pump (10) provided with a pumping bore (22) and a pressure relief valve (PRV 34) only opening to enable a return flow from the outlet conduit (18) back to the compression chamber (24) when the pressure in the outlet ...  

Matches 1 - 50 out of 15,284