Fuel injector

The present invention is directed to a fuel injector. A fuel injector, for example, a high-pressure injection valve for the direct injection of fuel into a combustion chamber of an internal combustion engine having external ignition, which is distinguished in that an outlet orifice is provided downs...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Maier, Martin, Dantes, Günter, Nowak, Detlef, Heyse, Jörg
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention is directed to a fuel injector. A fuel injector, for example, a high-pressure injection valve for the direct injection of fuel into a combustion chamber of an internal combustion engine having external ignition, which is distinguished in that an outlet orifice is provided downstream from the valve seat which, at its downstream end, has a slot-forming element that largely closes off the outlet orifice. Between the outlet orifice and a front face of the valve-seat member, the slot-forming element leaves open a slot-shaped flow outlet, through which a fuel spray may be spray-discharged in a fan-jet pattern.