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WO/2015/052031A1 |
The invention relates to a nozzle element (12) for an injection valve, having a nozzle element recess (14) with at least one injection opening (24). The nozzle element recess (14) can be hydraulically coupled to a high-pressure circuit o...
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WO/2015/052281A1 |
An injector (100) for a combustion engine is disclosed. The injector (100) comprises an injection valve housing with an injection valve cavity, a valve needle (5) being axially movable within the injection valve cavity, an electromagneti...
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WO/2015/049195A1 |
A valve assembly (105) for an injection valve for injecting fuel into an internal combustion engine is specified, which valve assembly (105) contains a valve needle (135), a valve spring (155) and an electromagnetic actuator (120) with a...
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WO/2015/050003A1 |
[Problem] To provide a nozzle plate attachment structure for a fuel injection device with which the number of steps in the manufacture of the fuel injection device can be reduced and the manufacturing cost of the fuel injection device ca...
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WO/2015/044048A1 |
The invention relates to a piezoelectric injector (1) for direct fuel injection, comprising: an injector body (40), an actuator unit, comprising a piezoelectric actuator (10) having a head plate (11) and having a bottom plate (12), where...
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WO/2015/045508A1 |
The purpose of the present invention is to provide a drive device for a fuel injection device whereby the accuracy of the injection amount of a fuel to be injected can be improved by combining multiple injection pulse widths during fuel ...
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WO/2015/039996A1 |
The invention relates to an electromagnetic coil (10) comprising a coil core (12) consisting of plastic, a coil wire (13) wound around said coil core (12) and a protective coating (16) which consists of plastic and surrounds at least the...
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WO/2015/039859A1 |
A valve assembly (11) for an injection valve (10) comprises a valve needle (20), an armature (22) axially moveable relative to the valve needle (20), a stop device (50), and a flexible component (46). The stop device (50) is operable to ...
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WO/2015/039949A1 |
The invention relates to an electromagnetically actuated suction valve for a high-pressure pump of a fuel injection system, in particular of a common rail injection system, comprising a valve-closing element (1) which is held in a recipr...
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WO/2015/040875A1 |
The present invention pertains to a fuel injection valve used mainly in an internal combustion engine. The protector (49) of a fuel injection valve is integrally provided with a tubular part (49a) which covers the outer circumference of ...
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WO/2015/039821A1 |
A fluid injection valve (1) with a valve needle (20) and an electromagnetic actuator assembly (30) comprising a pole piece (34) and an armature (36) is disclosed. The valve needle (20) comprises a retainer element (24) for limiting axial...
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WO/2015/036244A1 |
A fluid injector for a combustion engine comprises a tubular body which hydraulically connects a fluid inlet end of the injector to a fluid outlet end of the injector, a magnetic core affixed inside the body, a solenoid on the outside of...
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WO/2015/037324A1 |
A fuel injection valve comprises: a valve body (17) driven in an opening/closing valve direction; a valve seat (15b) with which the valve body (17) comes into contact and from which the valve body (17) moves away; a fuel chamber (53) for...
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WO/2015/037321A1 |
This invention reduces the size of a step-up power-supply device and an injector-driving system containing same. An inductor-current control unit (36) uses detection results from an inductor-current sensor (42) to control an inductor cur...
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WO/2015/028252A1 |
The present invention relates to a method of controlling a gravity- fed electronic fuel injection system (100) which comprises at least a fuel reservoir (102), a connecting pipe (104) and a fuel injector (106). The method includes the st...
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WO/2015/028251A1 |
A method for controlling a gravity-fed electronic fuel injection system is disclosed. The method includes the steps of operating the at least one fuel injector at a predetermined frequency. The frequency of operation of the at least one ...
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WO/2015/028236A1 |
A flat electrical terminal (18) is produced from a metal plate having a terminal thickness (E18) and of which one end is delimited by a first edge at the centre of which a slot (28) opens, extending along a main axis (A1) and allowing th...
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WO/2015/029515A1 |
Provided are a composite processing device that is capable of processing with higher accuracy and speed than conventional art, and a composite processing method. The present invention is equipped with: a stage unit; a mechanical processi...
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WO/2015/024747A1 |
The present invention relates to a method and an ECU for controlling a gravity-fed electronic fuel injection system (200) for an internal combustion engine (628). The method includes the steps of determining engine speed and load require...
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WO/2015/024989A1 |
The actuating drive (20) for operating an injection valve (10) comprises a sleeve-like actuator housing (30) with an actuator unit accommodated therein, at least one actuator feed line projecting from said actuator unit out of an end-sid...
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WO/2015/020940A1 |
The disclosure provides a fuel injector control or drain valve with a guide passage surface to constrain transverse movement of a check ball of the valve. The constraint of the check ball provides for improved fueling consistency and red...
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WO/2015/015541A1 |
Provided is a drive device that detects individual variation in the injection amount of the fuel injection devices for each cylinder, and is able to adjust the injection pulse width and the current waveform applied to a solenoid so as to...
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WO/2015/013553A1 |
The inventive subject matter provides apparatus, systems and methods for treating and delivering a fuel to a combustion chamber of an engine in order to improve efficiency of the engine. In one aspect of the invention, a fuel injector th...
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WO/2015/011058A1 |
The present invention is an injector (10) having a connector (40) connected to a socket coming from the electronic control unit of the vehicle for injecting fuel to the combustion chamber in internal combustion engines, characterized by ...
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WO/2015/010995A1 |
A fuel injector (100) for use in an internal combustion engine, the fuel injector comprising: an injector body (10) comprising a bore (11); an injector needle (12) located within the bore and engageable with a needle seat to control fuel...
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WO/2015/009692A1 |
The disclosure provides a system and method to calculate an actual on-time of a fuel injector. The system may include one or more modules located in a control system. The control system uses information available before the fuel injectio...
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WO/2015/004988A1 |
Provided is a control device for an internal combustion engine with which relative variation in the fuel injection amount per cylinder can be reduced. A drive pulse width for driving fuel injection valves so as to inject fuel in accordan...
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WO/2014/208264A1 |
This invention pertains to a control device for common rail fuel injection device and allows control of common rail pressure by preventing simultaneous driving of a pressure pump and a pressure reducing valve. A control device for a comm...
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WO/2014/206872A1 |
The invention relates to a magnet assembly (3) for a fuel injector (1). The magnet assembly (3) comprises an electromagnet (5) having a magnet core (7) and a magnet coil (9). The magnet assembly (3) further comprises an armature (17) for...
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WO/2014/208137A1 |
This engine control device (1) includes a supercharger (30) provided with a cylinder injection valve (11), a port injection valve (12) and a variable valve actuation mechanism (40). This engine control device is provided with an injectio...
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WO/2014/208136A1 |
An engine control device (1) with a supercharger (30) provided with a cylinder injection valve (11), a port injection valve (12) and a variable valve actuating mechanism (40) is provided. This engine control device is provided with an in...
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WO/2014/206766A1 |
The invention relates to a magnetic valve (10) for controlling an injection valve element (110) of a fuel injector, said injection valve element (110) being arranged to be at least indirectly functionally connected to an armature (18) of...
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WO/2014/198590A1 |
The invention relates to a fuel injector (10) for a common-rail fuel supply system, comprising a connection unit (12) with a fuel connection (20) and a control connection (22); a holding body (16) for positioning the fuel injector (10) i...
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WO/2014/196240A1 |
This electromagnetic fuel injection valve is configured such that a core (101), which is one of the parts constituting the electromagnetic fuel injection valve, is joined to a metal joint (2) by welding, and such that the amount of melti...
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WO/2014/187649A1 |
A fuel injector for an internal combustion engine, comprising an injector body (12), a first actuator for controlling movement of a first valve needle for injecting a first fuel into a cylinder of the engine, and a second actuator for co...
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WO/2014/189463A1 |
A mechanism for effecting a displacement output, the mechanism comprising; at least one flexural module (20), the at least on flexural module comprising: a frame (30), at least one component (40) connected to the frame (30) via a first f...
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WO/2014/188765A1 |
To improve precision in the injection amount of a fuel injection valve, the opening and closing action of a valve body must be performed quickly. In a structure in which the fluid force produced in a seat of a valve body is not transmitt...
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WO/2014/183963A1 |
The invention relates to a method for obtaining information regarding operating variables of injection systems of internal combustion engines, which injection systems have injection valves actuated by piezoelectric actuators. The informa...
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WO/2014/181549A1 |
A fuel injection control device is applied to a fuel injection system which is provided with an injector (10) and a high-pressure pump (40) which increases the pressure of fuel and supplies the fuel to the injector (10). The fuel injecti...
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WO/2014/174916A1 |
Provided are: an electromagnetic valve control unit capable, using a simple configuration, of detailed detection of changes in the electromagnetic valve operation state, that is, the electromagnetic valve opening time or closing time, de...
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WO/2014/174906A1 |
The purpose of the present invention is to impede deposits from adhering in a fuel injection valve having a plurality of combinations of fuel injection holes and concavities, and to increase the degree of freedom in designing the placeme...
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WO/2014/174821A1 |
An injection hole (311) of an injection nozzle (30), which injects fuel in the direction deviated from the center axis (φ0) of a housing, has: an inner opening (321) which is arranged together with the inner openings (322, 323, 324, 325...
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WO/2014/173920A1 |
A valve assembly (14) for an injection valve (10) comprises: -a valve body (20) comprising a central longitudinal axis (L) and a cavity (24) with a fluid inlet portion (26) and a fluid outlet portion (28), -a valve needle (22) axially mo...
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WO/2014/175112A1 |
The purpose of the present invention is to provide a fuel injection valve that uses swirl flow, wherein atomization performance is increased by improving speed distribution uniformity in a fuel flow channel. In order to solve the aboveme...
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WO/2014/170049A1 |
The present invention relates to a solenoid valve for controlling fluids, comprising a closing element (2), which opens and closes at least one outlet opening (4) on a valve seat (3); a magnetic circuit (5), which has an armature (6), an...
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WO/2014/171038A1 |
A fuel injection valve is configured in such a manner that each of the injection holes comprises an injection hole body and a large-diameter section which is located adjacent to and downstream of the injection hole body and which constit...
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WO/2014/170956A1 |
In this fuel injection valve, by providing an enlarged portion in an upstream first injection hole plate, the position of the injection hole portion is allowed to shift, making it unnecessary to ensure the radial dimension between the in...
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WO/2014/170048A1 |
The present invention relates to a solenoid valve for controlling fluids, comprising a closing element (2), which opens and closes at least one outlet opening on a valve seat (3); a magnetic circuit (5), which has an armature (6), an inn...
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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/2014/164714A1 |
A control system (18) for an engine (12) is disclosed. The control system may have a first gaseous-fuel injector (36) configured to inject gaseous fuel into a first intake passage (30) associated with at least a first cylinder (22) and a...
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