Fuel injector cup with improved lead-in dimensions for reduced insertion force
US7195004B2 · kind B2 · utility
1Cited by
20References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 2002 |
| Grant date | Mar 27, 2007 |
| Priority date | — |
| Expiry date | Aug 9, 2023 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M55/004
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A fuel rail cup is provided with a lead-in volume of one-third a receiving volume of the fuel rail cup that allows insertion of an O-ring mounted on a fuel injector inlet to be inserted at 20 pound-force or less. A method of inserting the fuel injector inlet with an O-ring surrounding the fuel injector inlet into a receiving volume of a fuel rail cup is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.