Fuel injection valve with swirler for imparting swirling motion to fuel
US5979801A · kind A · utility
19Cited by
8References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 1997 |
| Grant date | Nov 9, 1999 |
| Priority date | — |
| Expiry date | Aug 26, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S239/19
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A fuel injection valve includes: a valve seat provided at one end of a hollow valve main body and having an injection hole; a valve body separated/contacted from/with the valve seat to open/close the injection hole; and a swirler for surrounding the valve body to slidably support the valve body and for giving swirling to a fuel flowing into the injection hole, the swirler being produced by metal powder injection molding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.