Selecting operating mode in an engine with a hybrid valvetrain
US6474303B1 · kind B1 · utility
37Cited by
8References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2000 |
| Grant date | Nov 5, 2002 |
| Priority date | — |
| Expiry date | Aug 29, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A method for selecting which intake valves are operated in an internal combustion with intake valves operated by more than one type of actuation device is disclosed. A criterion for selecting which valves to operate is energy consumed in operating the valvetrain.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.