Back to results
US 10,539,178 B2Granted
Vapor deposition bearing coating
AssigneeSchaeffler Technologies AG & Co. KG
InventorMichael White
Life of this patent
Estimating the term…
Abstract
A method of providing electrical discharge machining protection for a bearing is provided. The method includes (a) providing a bearing ring, (b) ionizing pure aluminum and depositing a pure aluminum layer on at least a portion of the bearing ring, (c) immersing the bearing ring in acid to convert the pure aluminum layer to an aluminum oxide layer, and (d) immersing the bearing ring in deionized water to seal the aluminum oxide layer.
Claims13
A method of providing electrical discharge machining protection for a bearing, the method comprising:
- (a) providing a bearing ring;
- (b) ionizing pure aluminum and depositing a pure aluminum layer on at least a portion of the bearing ring;
- (c) immersing the bearing ring in acid to convert the pure aluminum layer to an aluminum oxide layer;
- and
- (d) immersing the bearing ring in deionized water to seal the aluminum oxide layer.
2 more elements
Dependencies are inferred from the claim text.