Fuel pressure regulator
US4237924A · kind A · utility
15Cited by
5References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 1978 |
| Grant date | Dec 9, 1980 |
| Priority date | — |
| Expiry date | Dec 5, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7836
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A pressure regulator including a valve assembly in which a spherical valve closure element has a flat closure portion for engagement with an annular valve seat and the spherical element permits rotation and accurate alignment of the closure surface with the seat to avoid leakage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.