Patent · US Active

Sliding element with DLC coating

US8746976B2 · kind B2 · utility

2Cited by

2References

17Claims

0Family size

Assignee

Federal-Mogul Burscheid GmbH · DE

Inventors

Marcus Kennedy · Düsseldorf, DE
Michael Zinnabold · Burscheid, DE

Key dates

Filing date	Jul 3, 2012
Grant date	Jun 10, 2014
Priority date	—
Expiry date	Aug 29, 2032

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49641
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

A sliding element, and in particular a piston ring, is provided with a DLC coating on a substrate of the sliding element. A material softer than DLC is embedded into the surface of the DLC coating with which the sliding element will come into contact with a sliding partner, against which the sliding element will slide.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.