Patent ID: 8387993

Claim:
Sealing device for sealing a first side against a second side of a machine part, wherein the sealing device has a sealing element which contacts a counter element, wherein at least a part of the sealing element and at least a part of the counter element are coated with a layer consisting of or containing fullerene-like carbon nitride (FL-CNx) and wherein an inter-layer is arranged between a surface of the sealing element and the layer consisting of or containing fullerene-like carbon nitride and between a surface of the counter element and the layer consisting of or containing fullerene-like carbon nitride, wherein the inter-layer consists of chromium (Cr) or aluminum (AI) or molybdenum (Mo) or tungsten (W) or a diamond-like coating (DLC) or a metal-mix diamond-like coating (Me-DLC).