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Patent Searching and Data


Matches 601 - 650 out of 15,354

Document Document Title
WO/2015/004151A1
Internal combustion engine fuel, preferably diesel fuel, feed pump assembly, the pump assembly (1) comprising a pump body (2); at least one cylinder (6) formed in the pump body (2) and extending along an axis (A2); a seat (12) formed in ...  
WO/2015/000804A1
The invention relates to a fuel injection pump (12) for an internal combustion engine, comprising a cylinder arrangement (22, 24) having an axially displaceable piston (26) and a connection for a pressure-controlled injection valve (18, ...  
WO/2014/206843A1
The invention relates to a high pressure pump (1), which is used in particular for fuel injection systems of air-compressing, auto-igniting internal combustion engines, comprising a pump assembly (3) and a cylinder head flange (2). The p...  
WO/2014/206639A1
The invention relates to a hydraulic assembly (36) for a fuel system (10) of an internal combustion engine, having a pressure pulsation damper (38) for a low pressure range and a pressure-limiting valve (40) for a high pressure range of ...  
WO/2014/206609A1
The pumping device, in particular high pressure fuel pumping device, has at least one pump element (10) which has a pump piston (12) which is driven in a reciprocating movement by a drive shaft (14) via a tappet (18), wherein the drive s...  
WO/2014/206628A1
The invention relates to a high-pressure fuel pump comprising a housing wall of a pump housing (40) and a damping device (32) for damping inlet-side pressure pulses by varying a damping volume (38) by means of an elastically deformable w...  
WO/2014/206601A1
The invention relates to a pressure control valve (10), comprising a housing (20), which has an inlet opening (16) and an outflow opening (18); a valve pin (12), which is guided in the housing (20) and which has an actuating element (12b...  
WO/2014/206608A1
A high pressure pump (1) which serves, in particular, for fuel injection systems of internal combustion engines comprises a low pressure chamber (4) which is configured as a propulsion chamber (4) and a drive (5) which is arranged at lea...  
WO/2014/206768A1
A high-pressure pump (2), which is used in particular as a radial or in-line piston pump for fuel injection systems of air-compressing, auto-ignition internal combustion engines (3), comprises a first pump assembly (8), a second pump ass...  
WO/2014/206670A1
The invention relates to a valve (14), in particular a fuel-metering unit (15), comprising a valve cylinder (16), a valve piston (17) which is movable within the valve cylinder (16) between a closed position and open position such that i...  
WO/2014/209128A1
A metering pump (1) including at least a first piston (4) and a second piston (6) which are displaceable in a first cylinder bore (10) and in a second cylinder bore (12), respectively, the at least two pistons (4, 6) having a common driv...  
WO/2014/206641A1
The invention relates to a damping device (60) for damping pressure pulses in a fluid system, the volume of the damping device (60) can be modified by means of a compressive force. According to the invention, the damping device (60) comp...  
WO/2014/207520A1
A high-pressure fuel pump (10) includes a plunger (11), a pump housing (12), an intake valve (13), a discharge passage (14), a fuel seal member (18), and a fuel inlet conduit (34). The pump housing (12) includes a fuel pressurizing chamb...  
WO/2014/206769A1
The invention relates to a pump for pumping a fluid, comprising a pump cylinder (2), which is covered by a pump cylinder head (1) and in which a pump piston (3) can be moved up and down in a translational manner, which pump piston (3) en...  
WO/2014/206607A1
The invention relates to a high-pressure pump (1) which serves in particular for fuel injection systems of internal combustion engines, comprising a low pressure chamber (4) configured as a power unit chamber (4) and a drive (5) which is...  
WO/2014/202266A1
The invention relates to a high-pressure pump (1), in particular for a motor vehicle, for pumping a fluid, in particular fuel, such as diesel, comprising: a drive shaft (2), which is supported in such a way that the drive shaft can be ro...  
WO/2014/198447A1
The invention relates to a pump having a pump cylinder (1) having a continuous, cylindrical piston bore (3), in which a pump piston (4) is movable up and down in a translational manner, which, together with a pump cylinder head (2), deli...  
WO/2014/196259A1
A sliding component which is provided with: a component that is provided with a hard carbon coating film; and a steel component that is in sliding contact with the component. The hard carbon coating film comprises at least a first layer ...  
WO/2014/191220A1
The invention relates to a high pressure pump for a fuel injection system, in particular a common rail injection system, comprising a housing part (1) with a bore (2), in which a pump piston (3) is received such that it can be moved with...  
WO/2014/183906A1
The invention relates to a pump, in particular a high-pressure pump of a fuel injection system, having a pump cylinder head which interacts with a pump cylinder (2) that receives a pump plunger (3). The pump plunger (3), together with th...  
WO/2014/026922A3
The invention relates to a pole tube for an actuator device comprising at least one magnet. In order to improve the pole tube for an actuator device comprising at least one magnet, the pole tube (24) is combined with at least one coil ca...  
WO/2014/173603A1
The invention relates to a piston pump (24), in particular high-pressure pump for a fuel system (10) for an internal combustion engine, with an inner housing core (46) to which a cylinder liner (32) is fastened, and with an outer housing...  
WO/2014/170157A1
A high-pressure pump (1) used, in particular, as a radial or in-line piston pump for fuel injection systems of air-compressing, auto-ignition internal combustion engines, comprises a pump assembly (8) and a drive shaft (6) which drives t...  
WO/2014/171410A1
Provided is a fuel injection pump capable of suppressing the occurrence of cavitation. The fuel injection pump comprises: a pump case; a plunger barrel (30) formed in a tube shape and housed inside the pump case; an oil supply/discharge ...  
WO/2014/170068A1
In a fuel system (10) of an internal combustion engine, fuel is delivered to a fuel rail (18) by a high pressure pump (16). The volume of fuel delivered is influenced by a volume regulation valve (30) actuated by an electromagnetic actua...  
WO/2014/170105A1
The invention relates to a piston pump (24), in particular high-pressure fuel pump, having a cylinder liner (32) and at least one coupling element (46, 48), which is fastened to the cylinder liner (32), for the retention of a valve devic...  
WO/2014/168563A1
A device for supply of fuel from a main fuel tank (1) to a high pressure part (2) of a system for fuel injection in a combustion engine, comprising a middle fuel tank (12) connected via a conduit to the main fuel tank and via another con...  
WO/2014/161537A1
Disclosed is a tappet (1) for valve- or pump actuation. The tappet (1) has a spray coating (2) formed on a contact surface (4) between the tappet (1) and a rotating cam (6). According to the invention, the spray coating is a metal-cerami...  
WO/2014/161754A1
The invention concerns a fuel piston plug-in pump (24) having a housing (27), at least one axially movable piston (23) disposed in the housing (27), and a coupling section (38) which, during operation, can be plugged into a port (40) in ...  
WO/2014/148125A1
The purpose of the present invention is to provide: an electromagnetic valve structure that improves the responsiveness of an electromagnetic valve and provides more accurate flow rate control; and a high-pressure fuel supply pump having...  
WO/2014/139521A1
The invention relates to a plunger (1) having a tube-like housing (2), which in the region of one of the end faces (3) thereof receives a roller (5) running on a pin (4) and serving for starting a periodic stroke generator. The pin (4) i...  
WO/2014/139697A1
The invention relates to a high-pressure pump (10), in particular a plug-in pump, for a fuel system for an internal combustion engine, wherein the high-pressure pump (10) comprises a housing (14) and a flange (16) that is rigidly arrange...  
WO/2014/139698A1
The invention relates to a high pressure fuel pump (10) that has an outlet valve (32) arranged between a conveyor chamber (42) and an outlet (30), and a pressure limiter valve (54) arranged between the outlet (30) and the conveyor chambe...  
WO/2014/143261A1
In accordance with one aspect of the disclosure, a cartridge style ejector pump for a fluid flow system is disclosed. The ejector pump may have a body defining a flow path therein. The body may be structurally independent of the fluid fl...  
WO/2014/139695A1
The invention relates to a cylinder head blank (9) for a high-pressure pump (1), which is in particular configured as a radial or in-line piston pump for fuel injection systems of air-compressing, auto-ignition internal combustion engine...  
WO/2014/135303A1
The invention relates to a pump (1), in particular a fuel pump of an internal combustion engine, having a pump cylinder (3) and a pump plunger (5) that can be moved up and down in the pump cylinder (3) in a translatory manner while formi...  
WO/2014/137900A1
In a fuel pump and method of operation, an infeed for low pressure fuel leads to a pumping chamber where in an intake phase low pressure fuel is drawn into the pumping chamber and in a pumping phase high pressure fuel is delivered to a c...  
WO/2014/135313A1
The invention relates to a high-pressure pump for a fuel injection system, particularly a common rail injection system, comprising a pump housing (1) in which at least two pump elements (3, 3') are received and arranged radially about a ...  
WO/2014/135304A1
The invention relates to a high-pressure pump (1), in particular a high-pressure fuel pump of an internal combustion engine, comprising a housing which receives a roller tappet (4) of the high-pressure pump (1) and comprising a pump tapp...  
WO/2014/128192A1
A fuel control valve (100, 200, 300) is provided. The fuel control valve (100, 200, 300) includes a housing (110, 210, 310) with a bore (118, 218, 318) fluidly coupled to a first fluid port (112, 212, 312) and a second fluid port (114, 2...  
WO/2014/124720A1
The invention relates to an assembly (10) comprising a pump element (11) and a fastening flange (12) for installation in a housing. According to the invention, the pump element (11) and the fastening flange (12) of the assembly (10) are ...  
WO/2014/102024A3
The invention relates to a method for determining the temperature of fuel in a fuel pump. The method (100) according to the invention comprises the steps: detecting (103) a control pause of an electric coil in a solenoid valve held in th...  
WO/2014/121774A1
The invention relates to a tappet (1) for a high-pressure fuel pump, comprising a housing (2), at the input-side annular end face (3) of which two flats (6), which are inset from an outer jacket (4) of the housing (2) and each form a win...  
WO/2014/121870A1
A valve (42), in particular an overflow valve (41), for arrangement in a recess in a housing of a high pressure pump, said valve comprising a valve housing (45) that has a valve cylinder (44), a closing piston (46) movable within said va...  
WO/2014/122052A1
In a component (1), in particular a housing of a high-pressure fuel pump, in which at least one first high-pressure channel (4) and one second high-pressure channel (5) are present, the longitudinal axis of the first channel (4) is at an...  
WO/2014/121869A1
A housing (30) for a high pressure pump (12) for conveying fuel comprises a pump chamber (28) in the interior of said housing (30) in which the fuel is compressed and a differential pressure valve (26) that has a piston (48) which is acc...  
WO/2014/121982A1
The invention relates to a method for operating a fuel injection system (10) of an internal combustion engine, wherein the fuel injection system (10) has a high pressure pump (16) and a switch valve (15), wherein the switch valve (15) ha...  
WO/2014/118181A1
The invention relates to a high-pressure pump 12, in particular for a fuel injection device of an internal combustion engine, having a pump shaft 16 which is mounted in a housing 24 and which interacts with at least one drive unit design...  
WO/2014/119289A1
A control device for a high-pressure pump (14) equipped with: a pump chamber (17) having an intake port (21) and a discharge port (31) for fuel; a plunger (18) that moves reciprocally within the pump chamber (17); a capacity adjustment v...  
WO/2014/120670A1
A valve assembly (36) in an internal combustion engine fuel system (12) includes a valve member (58) movable within a valve body (52) to contact a valve seat (54) and block fluid communication between first and second passages. The valve...  

Matches 601 - 650 out of 15,354