Vapor deposition bearing coating
US10539178B2 · kind B2 · utility
0Cited by
7References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 18, 2017 |
| Grant date | Jan 21, 2020 |
| Priority date | — |
| Expiry date | Feb 6, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C2240/60
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.