Method for fuel vapor canister purging
US7775195B2 · kind B2 · utility
46Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 2007 |
| Grant date | Aug 17, 2010 |
| Priority date | — |
| Expiry date | Apr 22, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A method of controlling fuel vapor purging in a hybrid electric vehicle capable of selectively operating an engine includes initiating purging in response to an amount of liquid fuel residing in a fuel tank of the hybrid electric vehicle and a duration since the previous fuel tank filling event.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.