Patent · US Active

Method for coating a sliding element and sliding element, in particular a piston ring or cylinder liner of an internal combustion engine

US9809885B2 · kind B2 · utility

2Cited by

3References

9Claims

0Family size

Assignee

Federal-Mogul Burscheid GmbH · DE

Inventors

Steffen Hoppe · Overath, DE
Manfred Fischer · Leichlingen, DE
Marcus Kennedy · Düsseldorf, DE

Key dates

Filing date	Oct 15, 2009
Grant date	Nov 7, 2017
Priority date	—
Expiry date	Mar 28, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/2495
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

In a method for coating a sliding element, in particular a piston ring or a cylinder liner of an internal combustion engine, DLC phases are embedded into a hard material layer as said hard material layer is deposited. A sliding element, such as a piston ring or a cylinder liner of an internal combustion engine, comprises a hard material layer with embedded DLC phases.

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