Cup tappet of a valve train of an internal combustion engine

The invention proposes a cup tappet of a valve train of an internal combustion engine, said cup tappet comprising a hollow cylindrical skirt closed at one end by a bottom, said bottom comprising an outer end surface and an inner end surface, said outer end surface comprising a contact surface for a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Kirbach, Lutz, Kamm, Robert, Lhlemann, Arndt
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention proposes a cup tappet of a valve train of an internal combustion engine, said cup tappet comprising a hollow cylindrical skirt closed at one end by a bottom, said bottom comprising an outer end surface and an inner end surface, said outer end surface comprising a contact surface for a cam and said inner end surface comprising a central support for a gas exchange valve, wherein the inner end surface of the bottom comprises a radially extending flat web, the support is arranged symmetrically between edges of the web, a leg sloping away from the bottom after the manner of a roof extends from each edge up to an inner surface of the skirt, and the legs are situated axisymmetrically opposite each other. This cup tappet thus possesses a particularly good rigidity.