Engine speed reduction preparatory to an engine restart
US8112208B2 · kind B2 · utility
9Cited by
8References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 28, 2009 |
| Grant date | Feb 7, 2012 |
| Priority date | — |
| Expiry date | Jul 17, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A method for restarting an engine of a vehicle includes stopping the vehicle and holding the vehicle stationary, reducing engine speed, increasing a rate of reduction of engine speed, if engine speed is less than a reference speed when a desired restart of the engine is indicated, and initiating an engine restart when engine speed is substantially zero.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.