PISTON RING

The present invention addresses the problem of providing a piston ring covered with a DLC coating that has excellent wear resistance and shows a low attacking property on a cylinder bore sliding surface. The problem is solved by a piston ring which is used in the presence of an engine lubricating oi...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Kitazume, Yutaka, Iwashita, Takatsugu, Sato, Tomoyuki
Format: Patent
Sprache:eng
Schlagworte:
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