Multi-stroke cylinder operation in an internal combustion engine

17-05-2007 дата публикации
Номер:
US2007107687A1
Принадлежит:
Контакты:
Номер заявки: 06-43-6470
Дата заявки: 27-12-2006



A system and method to control engine valve timing to during the start of an internal combustion engine. Valves that may be deactivated are controlled in a manner to reduce hydrocarbon emissions during the start of an internal combustion engine.