Sliding structure such as compressor or the like
US5087181A · kind A · utility
10Cited by
6References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 6, 1990 |
| Grant date | Feb 11, 1992 |
| Priority date | — |
| Expiry date | Mar 6, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249957
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A sliding structure such as a compressor and etc. comprising a member made of an iron base material and another member having a porous ceramic layer slidably contacted with the iron base member, wherein the surface portion of the iron base member has both a porous oxide film containing tri-iron tetroxide as a main constituent, and an oxynitride layer formed under the oxide film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.