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US 12,618,439 B2Granted
Bearing element for a bearing unit, and bearing unit with an increased life
AssigneeAktiebolaget Skf
InventorsPaul Dietl, Xiaobo Zhou
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Abstract
A bearing element of a bearing unit includes a substrate, a first coating on the substrate and a second coating on the first coating. The first coating is configured to increase a wear resistance of the substrate and includes a first solid lubricant, and the second coating is softer than the first coating and includes a second solid lubricant. The solid lubricants of the first and second coatings may be MoS2, and the first coating may include between 3 and 30 at % Ti.
Claims17
A bearing element of a bearing unit, comprising:
- a substrate,
- a first coating on the substrate, the first coating being configured to increase a wear resistance of the substrate and comprising a first solid lubricant, and
- a second coating on the first coating, the second coating being softer than the first coating and comprising a second solid lubricant,
- wherein the first solid lubricant and the second solid lubricant each comprise MoS2.
1 more element
Dependencies are inferred from the claim text.