Fuel supplying system for plural-cylinder internal combustion engine
US4917053A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 27, 1989 |
| Grant date | Apr 17, 1990 |
| Priority date | — |
| Expiry date | Apr 27, 2009 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M35/167
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Several embodiments of enrichment system for internal combustion engines for supplying enrichment fuel in response to a predetermined condition. In each embodiment, the engine has multiple chambers with multiple intake passages and a balance passage that interconnects at least some of the intake passages. The supplemental fuel is delivered to the balance passage for distribution to the chambers served by the interconnected intake passages. In some embodiments, the engine is provided with a charge forming system in the form of carburetors and in other embodiments, the engine is provided with a charge forming system in the form of fuel injection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.