patent · US7117830
System and method for direct injection of gaseous fuel into internal combustion engine
10 October 2006
Indexed reference — no copy held
This patent is cited by material in the archive, so it is indexed here by number, title and inventor. The archive holds no copy of its text.
Abstract
A method for an engine capable of burning gaseous fuel, the engine also including a combustion chamber, at least one intake valve, and at least one exhaust valve, an injector to directly inject pressurized gaseous fuel into the combustion chamber, and a variable valve timing system coupled to the intake valves and exhaust valves, the method comprising closing the exhaust valve before top dead center of piston position to increase combustion chamber pressure achieved at top de...
Provenance
- Collection
- Cited prior art
- Original PDF
- patentimages.storage.googleapis.com →
- Filed
- 2005-11-23
- Source
- Google Patents bibliographic record
- Granted
- 2006-10-10
- Inventors
- Brad Boyer; William Stockhausen; Ford Global Technologies LLC