Patent · US Expired

Cylinder event based spark

US6701895B1 · kind B1 · utility

0Cited by
26References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 26, 2003
Grant dateMar 9, 2004
Priority date
Expiry dateFeb 26, 2023

Classification

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

Abstract

A method to deliver spark during a start for an internal combustion engine is described. The method provides individual cylinder spark angle control based on the number of fueled cylinder events. The method offers improved engine emissions while maintaining engine speed run-up performance.

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