Vacuum and compression release braking in spark-ignited engines
US11008952B2 · kind B2 · utility
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6References
20Claims
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Key dates
| Filing date | Jun 24, 2019 |
| Grant date | May 18, 2021 |
| Priority date | — |
| Expiry date | Jun 24, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An internal combustion engine system includes an engine with a plurality of pistons housed in respective ones of a plurality of cylinders, an air intake system to provide air to the plurality of cylinders through respective ones of a plurality of intake valves, an exhaust system to release exhaust gas from the plurality of cylinders through respective one of a plurality of exhaust valves. The internal combustion engine uses vacuum braking and/or compression release braking in response to one or more braking conditions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.