Patent · US Active

Part having a DLC coating and method for applying the DLC coating

US9103016B2 · kind B2 · utility

1Cited by

7References

14Claims

0Family size

Assignee

H.E.F. · FR

Inventors

Christophe Heau · Orange, FR
Laurent Bombillon · Bouthéon, FR
Philippe Maurin-Perrier · Saint-Marcellin-en-Forez, FR

Key dates

Filing date	May 16, 2012
Grant date	Aug 11, 2015
Priority date	—
Expiry date	May 16, 2032

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/30
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

A part has a layer with a WC-C composition gradient, with the exception of a metal-containing undercoat and with the exception of an ion implantation layer and a DLC surface layer having cohesive behavior in scratch tests.

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