Spark ignition direct injection engine with active pre-chamber
US11725571B1 · kind B1 · utility
0Cited by
4References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 27, 2022 |
| Grant date | Aug 15, 2023 |
| Priority date | — |
| Expiry date | Apr 27, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A fuel ignition device for an engine having a plurality of cylinders. The fuel ignition device including an active pre-chamber, the active pre-chamber further including a fuel inlet for introducing fuel into the active pre-chamber, a spark plug configured to ignite a fuel-air mixture in the active pre-chamber, and a plurality of holes arranged circumferentially around a lower end of the active pre-chamber, the plurality of holes being configured to provide fluid communication between the central chamber and a combustion main chamber of the gas engine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.