Warm-up control apparatus for a fuel supply system
US4182298A · kind A · utility
2Cited by
3References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 27, 1978 |
| Grant date | Jan 8, 1980 |
| Priority date | — |
| Expiry date | Dec 27, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S261/74
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A warm-up fuel control apparatus for an internal combustion engine including a pressure control valve for maintaining a pressure differential at a fuel proportioning valve, the pressure control valve having a moveable valve component subjected to fuel pressure on one side and urged into a valve closing position by both a pressure spring and a leaf spring on the other side together with a heat expandable element engageable with the leaf spring for removing the urging force of the leaf spring for removing the urging force of the leaf spring on the movable valve component after the warm-up phase of the engine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.