High-pressure fuel injection pipe for diesel engine
US6286556A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 4, 2000 |
| Grant date | Sep 11, 2001 |
| Priority date | — |
| Expiry date | May 4, 2020 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M55/02
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A high-pressure fuel injection pipe for a diesel engine includes a fuel pipe main body with opposed first and second ends. First and second fastening nuts are mounted over the first and second ends. A first unitary outer pipe is mounted over a portion of the fuel pipe main body and is mounted to the first fastening nut. A second unitary outer pipe is mounted over a portion of the fuel pipe main body and has an end mounted to the second fastening nut. The end of the second outer pipe is spaced from the second fastening nut is expanded circumferentially and telescoped over a portion of the first outer pipe. A sealing ring is sealingly engaged between the first and second outer pipes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.