Multi-layered bearing
US7862902B2 · kind B2 · utility
11Cited by
7References
18Claims
0Family size
Assignees
Inventor
Key dates
| Filing date | Jun 8, 2007 |
| Grant date | Jan 4, 2011 |
| Priority date | — |
| Expiry date | May 13, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12986
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The invention describes a multi-layered bearing with a supporting metal layer, optionally a bearing metal layer disposed on top of it, an anti-friction layer on top of the latter as well as a wearing layer on top of it. The wearing layer is made from bismuth or a bismuth alloy and the anti-friction layer is made from a copper-bismuth or silver-bismuth alloy or silver.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.