Coatings for use in fuel system components
US6802457B1 · kind B1 · utility
16Cited by
16References
41Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 1998 |
| Grant date | Oct 12, 2004 |
| Priority date | — |
| Expiry date | Nov 20, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7036
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A coating for fuel system components, including components of fuel injectors, adapted for use with low lubricity fuels is disclosed. The invention consists of a metal carbon material coating or a metal nitride coating to the fuel pump plunger or other fuel injection system components. The invention utilizes a coating on the fuel injector plunger that minimizes scuffing or seizure associated with the plunger and barrel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.