Torque control in an engine with a hybrid valvetrain
US6431130B1 · kind B1 · utility
41Cited by
16References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2000 |
| Grant date | Aug 13, 2002 |
| Priority date | — |
| Expiry date | Aug 29, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A system and a method for controlling engine torque in an internal combustion with a randomly operable intake valve and a selectable intake valve is disclosed in which torque is controlled via a throttle valve when the randomly operable intake valve is deactivated and via intake valve closing time of the randomly operable intake valve when the selectable intake valve is deactivated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.