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US 7,998,572 B2Granted
Self-lubricating coatings
AssigneeCaterpillar Inc.
InventorsAndrew Neil McGilvray, Atanu Adhvaryu, Lucy Victoria Davies
Life of this patent
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Abstract
A self-lubricating coating is disclosed. The coating includes a base material. The coating also includes a nanoparticle of a first material and a shell substantially surrounding the nanoparticle and including a second material different than the first material.
Claims17
A machine component, comprising:
- a substrate;
- and
- a coating on at least a portion of the substrate, the coating including:
- a base material;
- nanoparticles of a lubricant material;
- and
- a non-metallic shell surrounding the nanoparticles of the lubricant material, the shell being composed of a material different than the lubricant material.
4 more elements
A machine component, comprising:
- a substrate;
- and
- a coating on at least a portion of the substrate, the coating including:
- a base material;
- a first nanoparticle of a first material;
- a second nanoparticle of a second material different than the first material;
- a first shell substantially surrounding the first nanoparticle;
- and
- a second shell substantially surrounding the second nanoparticle, wherein the first and second shells are composed of a third material different than the first and second materials.
6 more elements
A machine component, comprising:
- a substrate;
- and
- a coating on at least a portion of the substrate, the coating including:
- a base material;
- a first nanoparticle of a first material;
- a second nanoparticle of a second material different than the first material;
- a first non-metallic shell surrounding the first nanoparticle;
- and
- a second non-metallic shell surrounding the second nanoparticle, wherein the first and second shells are composed of a third material different than the first and second materials.
6 more elements
Dependencies are inferred from the claim text.