Erosion resistant Ag-SnO.sub.2 electrical contact material
US4904317A · kind A · utility
2Cited by
27References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 16, 1988 |
| Grant date | Feb 27, 1990 |
| Priority date | — |
| Expiry date | May 16, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/929
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An erosion resistant electrical contact material and a method of making the material is described. The material comprises from about 10 to about 20 volume percent of SnO.sub.2, from about 0.45 to about 1.2 volume percent of an oxide selected from the group consisting of TiO.sub.2, CeO.sub.2, ZrO.sub.2, HfO.sub.2, and combinations thereof and the balance being substantially silver.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.