Patent · US Active

Multi-stroke cylinder operation in an internal combustion engine

US7320300B2 · kind B2 · utility

13Cited by
191References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 27, 2006
Grant dateJan 22, 2008
Priority date
Expiry dateDec 27, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/40
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.