Motion coupler for a piezoelectric actuator

The present disclosure is directed to a fuel injector. The fuel injector may include a casing substantially aligned along a central axis of the fuel injector. The fuel injector may also include a control valve configured to control a flow of fuel through the fuel injector. The fuel injector may also...

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Bibliographische Detailangaben
Hauptverfasser: Venkataraghavan, Jayaraman Krishnapura, Lakhapati, Shriprasad Gaurishankar, Lewis, Stephen Robert, Manubolu, Avinash Reddy
Format: Patent
Sprache:eng
Online-Zugang:Volltext bestellen
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Beschreibung
Zusammenfassung:The present disclosure is directed to a fuel injector. The fuel injector may include a casing substantially aligned along a central axis of the fuel injector. The fuel injector may also include a control valve configured to control a flow of fuel through the fuel injector. The fuel injector may also include a piezoelectric element disposed within the casing and associated with the control valve. The fuel injector may further include a motion coupler disposed between the control valve and the piezoelectric element the motion coupler configured to affect shock to reduce microscopic fractures within the piezoelectric element.