System for controlling valve timing of an engine with cylinder deactivation
US7249583B2 · kind B2 · utility
70Cited by
72References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 9, 2005 |
| Grant date | Jul 31, 2007 |
| Priority date | — |
| Expiry date | Jun 28, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Various systems and methods are disclosed for carrying out combustion in a fuel-cut operation in some or all of the engine cylinders of a vehicle. Further, various subsystems are considered, such as fuel vapor purging, air-fuel ratio control, engine torque control, catalyst design, and exhaust system design.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.