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WO/2015/088347A1 |
The present invention is in the field of a combustion engine comprising a two stroke cylinder (6), to an injector spark assembly (1) for use in such a combustion engine, to a method of operating said engine, and to a method of operating ...
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WO/2015/071132A1 |
A fuel injector (10) comprises fixed metal components, notably an injector body (12), a solenoid actuator (14) equipped with a retaining spring (16) that holds a control valve stem (18), a control valve body (20) comprising a valve seat ...
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WO/2015/056045A1 |
The invention relates to a fuel supply system for an internal combustion engine comprising: - a low pressure fuel pump (18); - a low pressure supply circuit (34) through which fuel is delivered by the low pressure pump (18) to one or sev...
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WO/2015/048982A1 |
The invention concerns a cam shaft device (1) configured to be rotationally arranged in association with an internal combustion engine (10) having at least one cylinder (11) and a fuel injector (5) arranged to inject fuel into said cylin...
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WO/2015/028235A1 |
A pulse count injector (PCI) module is disclosed. The PCI module comprises a PCI holder and a PCI cover which form a PCI housing to enclose a PCI. The PCI module further includes a fuel inlet adapter; a fuel chamber is formed between the...
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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, ...
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WO/2014/198446A1 |
The invention relates to a fuel injector (10) comprising: a fuel supply line (14); a fuel injection valve member (17) for outputting fuel into the combustion chamber of an internal combustion engine, the injection valve (17) being connec...
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WO/2014/191085A1 |
The invention relates to a prechamber spark plug (1) having a housing (3) which has a prechamber (11) which is enclosed by a wall (5) which is penetrated by at least one shooting channel (7, 9), and having an ignition device (13) which i...
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WO/2014/175889A1 |
A dual-mode fuel injector has an internal part containing a variable volume chamber space which fills with fuel at common rail pressure and a plunger which is operable to force fuel out of the variable volume chamber space and to be inje...
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WO/2014/170399A1 |
The invention relates to an actuator unit for a fuel injection valve of an internal combustion engine of a vehicle. The actuator unit comprises an electronic component (10) formed as a stack. Said component (10) comprises a plurality of ...
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WO/2014/066696A9 |
A fuel injector including a sleeve having a first end proximate an outlet; a piston slidingly received in the sleeve, the piston having a first end proximate the outlet; a pumping chamber at least partially defined by the sleeve between ...
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WO/2014/128342A1 |
The fuel feeding arrangement for introducing gaseous fuel into a cylinder (2) of a piston engine is used in engines that are provided with a cylinder head (1) for each cylinder (2) of the engine, and each cylinder head (1) comprises an i...
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WO/2014/117897A1 |
The invention relates to a method for ascertaining the fuel temperature in the high-pressure zone of a fuel injection system of a motor vehicle. The fuel injection system has at least one injector operated by means of a servo valve which...
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WO/2014/083424A1 |
A fuel injection apparatus includes: a first obtaining unit that obtains a first index relating to an opening behavior of an injector; a second obtaining unit that obtains at least one of a second index relating to a maximum injection ra...
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WO/2014/079610A1 |
The invention relates to a device (1), particularly a pump/nozzle system, for delivering a liquid, particularly a liquid exhaust gas treatment agent, with a magnetic core (6) arranged fixed in a casing (30), with an armature (14) arrange...
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WO/2014/075765A1 |
Two-substance injector (1) with a nozzle valve (17), formed for the injector by a nozzle needle (13) and a nozzle valve seat (15) therefor, wherein a first high pressure fluid path (3), particularly a fuel path, is guided via a flow cros...
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WO/2014/078835A2 |
A fuel injector-igniter incorporating adaptive swirl injection and ignition. The fuel injector-igniter comprises a housing, an actuator, and a valve. The valve includes a valve head operative to open and close against a valve seat in res...
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WO/2014/044439A1 |
The invention relates to an injection valve (30) for an exhaust gas after treatment device, comprising a valve body (31), wherein in the valve body (31) at least one injection opening (36) is formed, and a closing member (33), by means o...
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WO/2013/191042A1 |
The purpose is to provide is a fuel injection control device for an internal combustion engine in which the operating noise of driving of the spill valve of a high-pressure fuel pump or the operating noise of driving of a fuel injection ...
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WO/2013/191530A1 |
A cylinder head assembly for an internal combustion engine, the assembly comprising: a cylinder head; a water jacket mountable to said cylinder head; a fuel injector and spark plug mountable in said water jacket so as to extend through t...
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WO/2013/160106A1 |
A fuel pump assembly (10) for an internal combustion engine comprising at least one engine cylinder into which fuel is injected, each cylinder having an associated cylinder piston which reciprocates within the associated cylinder in use....
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WO/2013/156206A1 |
The invention relates to a method for operating a fuel injector, comprising at least one injection opening controlled by an injector needle 6, and having a control chamber 7 for the injector needle 6 in communication with a high-pressure...
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WO/2013/139725A1 |
The invention relates to a method for operating a fuel injection system of an internal combustion engine. In said method, a piezo actuator is used which comprises, in addition to the active piezo region used to actuate the servo valve, a...
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WO/2013/139723A1 |
The invention relates to a method for operating a fuel injection system with pressure reduction, and a fuel injection system that comprises a fuel injection valve with a servo valve. A method for operating a fuel injection system of an i...
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WO/2013/132150A1 |
The hydraulic actuator (35) for an internal combustion engine comprises a piston (7) that is arranged in a pressurizing chamber (9) for pressurizing hydraulic fluid. The piston (7) comprises a cylindrical part (7a) that is provided with ...
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WO/2013/132320A1 |
An electronic control unit, in an idle operating state, detects a crankshaft rotation fluctuation in each cylinder using a crank angle sensor, and updates an individual correction value for a control value for each fuel injection valve a...
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WO/2013/108721A1 |
This fuel injection device is configured by having: a fuel pump (20) configured by having a reciprocal drive-type pump unit (35) that pressurizes fuel, arranged on the outer peripheral section of an intake pipe member (15) such that the ...
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WO/2013/098883A1 |
A drive device comprising a drive cam (21), a rocker arm (22) which oscillates with the rotation of the drive cam, and a rocker arm support mechanism (23) for supporting the rocker arm (22) in cooperation with the drive cam (21) while al...
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WO/2013/037542A1 |
The invention relates to a high-pressure fuel pump (5) for an injection system of a combustion engine, having a pump housing (16), and a pump piston (14) which is guided in a pump cylinder and can be moved up and down by translation, whe...
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WO/2013/030493A1 |
Ignition method for a turbomachine combustion chamber comprising an alternation between: - the admission of a fluid into a chamber (76) via an inlet opening (82), during which a piston (66) compresses elastic means (68) under the pressur...
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WO/2012/175272A1 |
The invention relates to a device for injecting a fluid (26) by means of a valve (34), said device comprising a duct (28). Said duct has a cross section (32) that narrows in the delivery direction (30) of the fluid (26). An actuator (20)...
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WO/2012/143601A1 |
The fluid system for an internal combustion engine comprises at least a first fluid circuit (1) and a second fluid circuit (2),each of the fluid circuits (1, 2) forming part of a sub-system of an internal combustion engine. The fluid sys...
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WO/2012/143614A1 |
The hydraulic system comprises a first subsystem (23) working within a first pressure range and a second subsystem (24) working within a second pressure range, where the upper limit is higher than the upper limit of the first pressure ra...
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WO/2012/136767A1 |
The invention relates to a fuel injector for injecting fuel into the combustion chamber of an internal combustion engine, comprising a nozzle needle (1) that can carry out a stroke movement, by means of which at least one injection openi...
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WO/2012/136406A1 |
The invention relates to a fuel injector for a fuel injection system, in particular a common rail injection system, comprising a jet needle (2) which is guided in a stroke-movable manner in a high-pressure bore (1) of the fuel injector, ...
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WO/2012/107336A1 |
The invention relates to an injection device (1) for an internal combustion engine, comprising a piezo actuator (5), a valve piston (3) which can be moved by the piezo actuator (5), and a control unit (7) for actuating the piezo actuator...
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WO/2012/078133A1 |
Embodiments of injectors configured for adaptively injecting multiple different fuels and coolants into a combustion chamber, and for igniting the different fuels, are disclosed herein. An injector according to one embodiment includes a ...
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WO/2012/078132A1 |
Embodiments of injectors configured for adaptively injecting and igniting various fuels in a combustion chamber are disclosed herein. An injector according to one embodiment includes an end portion configured to be positioned adjacent to...
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WO/2012/065797A1 |
The invention relates to a fuel injector for injecting fuel into the combustion chamber of an internal combustion engine, comprising a nozzle needle (1) which is able to perform stroke motions and by the stroke motion of which at least o...
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WO/2012/019879A1 |
The invention relates to an injection device (1), designed in particular for injecting fluid into an exhaust tract of an internal combustion engine, having a valve needle (14), an injection chamber (12) having at least one injection open...
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WO/2011/162681A1 |
The present invention relates to an injection unit (9) for injection of a first fuel (f1) and a second fuel (f2) in a combustion space. The injection unit (9) receives the first fuel (f1) from a second fuel source (7) in which this fuel ...
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WO/2011/134790A2 |
The invention relates to a reciprocating-piston internal combustion engine which operates on the four-stroke cycle, having a crankcase and having at least one cylinder which is arranged in said crankcase and in which a piston is guided b...
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WO/2011/102822A1 |
The present disclosure is directed to various embodiments of systems and methods for reducing the production of harmful emissions in combustion engines. One method includes correlating combustion chamber temperature to acceleration of a ...
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WO/2011/100701A2 |
The present disclosure is directed to fuel injectors that provide efficient injection, ignition, and combustion of various types of fuels. One example of such an injector can include a sensor that detects one or more conditions in the co...
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WO/2011/091121A1 |
A fuel delivery system (10) for a vehicle includes a fuel injector (12) that dispenses heated fuel flow and controls the temperature of the heated fuel within a desired temperature range. Fuel flowing through the example fuel injector (1...
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WO/2011/085867A1 |
The invention relates to a control chamber (7), the pressure of which determines the strokes or positions of a nozzle needle (6), and which is assigned to a force or pressure sensor (20) in order to detect the progression of the control ...
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WO/2011/071607A2 |
Embodiments of injectors suitable for injection ports having relatively small diameters are disclosed herein. An injector according to one embodiment includes a body having a first end portion opposite a second end portion. The second en...
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WO/2011/069717A1 |
The present invention relates to a fuel injection device, comprising a nozzle needle (2), an actuator (3) for actuating the nozzle needle (2), a force sensor (6) for detecting a force applied by the actuator (3), and a control unit (11) ...
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WO/2011/034806A1 |
A check valve body (44) is disposed within the interior of a main body (32) of a fuel injector (30) and contains a continuous sealing ridge for sealing a perimeter of a cavity (124) between the proximal end face of the check valve body a...
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WO/2011/028331A2 |
The present disclosure is directed to injectors with integrated igniters providing efficient injection, ignition, and complete combustion of various types of fuels. These integrated injectors/igniters can include, for example, multiple d...
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