Thermally sprayed wear-resistant piston ring coating
AssigneeMahle International GmbH
InventorsTHOMAS J. SMITH, Thomas Stong
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Abstract
Some embodiments comprise systems, methods, compositions, and apparatus including, but not limited to, thermally sprayed titanium-nitride ceramic particles encapsulated in one of several pure metals or metallic alloys; for producing a high wear-resistant coating on the contacting friction surfaces of machined component parts, including among them, piston rings, piston connecting rods and cylinder liners.
Claims12
A method of producing a wear-resistant coating for protecting a surface, comprising application of said wear-resistant coating by thermal spray deposition of a powder to a surface, said powder comprised of particles of about 40 wt. % to about 95 wt. % of a titanium nitride ceramic phase and about 5 wt. % to about 60 wt. % nickel metal and/or nickel metal and nickel metal alloy.
Dependencies are inferred from the claim text.