Adaptable modification of cylinder deactivation threshold
US6874462B2 · kind B2 · utility
32Cited by
3References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 24, 2003 |
| Grant date | Apr 5, 2005 |
| Priority date | — |
| Expiry date | Jul 24, 2023 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02D17/02
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An engine control system in a vehicle including a variable displacement internal combustion engine, a controller for controlling the displacement of the variable displacement internal combustion engine, where the controller adaptively determines a torque threshold used to switch the variable displacement internal combustion engine between a partially displaced operating mode and a fully displaced operating mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.