Carbonaceous deposit-resistant coating for engine components
US5771873A · kind A · utility
48Cited by
4References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 21, 1997 |
| Grant date | Jun 30, 1998 |
| Priority date | — |
| Expiry date | Apr 21, 2017 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05C2201/0448
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An engine component such as an intake or exhaust valve, or any other component near or within the combustion chamber, is coated with an amorphous hydrogenated carbon film coating to prevent the formation of carbonaceous deposits thereon. Methods for forming the film coating are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.