Patent · US Expired

Adaptive spark timing controller for an internal combustion engine

US4867124A · kind A · utility

4Cited by
8References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 14, 1988
Grant dateSep 19, 1989
Priority date
Expiry dateMar 14, 2008

Classification

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

Abstract

An adaptive ignition controller for an internal combustion engine provides for engine operation at substantially peak thermal efficiency for all engine operating conditions by controlling the ignition advance angle intiating combustion to a crankshaft angle before top dead center that is substantially equal to the crankshaft angle after top dead center at which combustion is completed.

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