Emission control device
US7497074B2 · kind B2 · utility
26Cited by
95References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2006 |
| Grant date | Mar 3, 2009 |
| Priority date | — |
| Expiry date | Dec 30, 2026 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02D2041/001
- 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.