Rotary internal combustion engine with pilot subchamber
US9528434B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 25, 2013 |
| Grant date | Dec 27, 2016 |
| Priority date | — |
| Expiry date | Jan 25, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A non-Wankel rotary engine having an insert in the peripheral wall of the outer body, the insert being made of a material having a greater heat resistance than that of the peripheral wall, having a subchamber defined therein and having an inner surface bordering the cavity, the subchamber communicating with the cavity through at least one opening defined in the inner surface and having a shape forming a reduced cross-section adjacent the opening, a pilot fuel injector having a tip received in the subchamber, an ignition element having a tip received in the subchamber, and a main fuel injector extending through the housing and having a tip communicating with the cavity at a location spaced apart from the insert.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.