Picosun Oy

Ihi Hauzer Techno Coating B.v.

Ivan Kolev

Juhana Kostamo

Tim Hosenfeldt

Yashar Musayev

Bertram Haag

Serge Kursawe

Paul Peeters

Jürgen Gierl

Ruud Jacobs

Roland Tap

Frank Papa

Tim Matthias Hosenfeldt

A coated article of steel having at least one layer having a high hardness and a high resistance to wear applied by a deposition (e.g., PVD, a CVD, or PECVD) process, at least one surface region of said article and at least one ALD layer comprising at least one layer of a material deposited by an ALD (atomic layer deposition) process on said at least one layer, wherein the steel of which the article is made is a martensitic grade of steel, wherein the at least one layer, is a DLC layer, a metal-DLC layer, or a CrAlN layer and has a thickness in the range from 0.5 microns to 4 microns and a hardness in the range from 20 GPa to 100 GPa, and wherein the ALD layer has a thickness in the range from 1 nm to 100 nm.

Coated article of martensitic steel and a method of forming a coated article of steel

Disclosed is a bearing component having at least one layer having a high hardness and a high current insulation property, the layer comprising a nonconductive oxide layer selected from the group comprising an AlOlayer, a TaO layer, an SiOlayer, a mixed layer comprising two or more of the foregoing oxides, a multilayer structure comprising alternating layers of two or more of the foregoing oxides and a DLC layer such as a ta-C layer, there being at least one ALD layer comprising at least one layer of a material deposited by an ALD (atomic layer deposition) process on the at least one layer having a high hardness and a high current insulation property, the ALD layer itself having a high current insulation property and comprising a material or layer structure selected from the said group of materials.

Current insulated bearing components and bearings

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Maastricht, Netherlands

Ivan Kolev