Patent · US Expired

Fuel injector pulsewidth compensation for variations in injection pressure and temperature

US5448977A · kind A · utility

22Cited by
10References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 17, 1993
Grant dateSep 12, 1995
Priority date
Expiry dateDec 17, 2013

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02D2250/31
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An internal combustion engine fuel injector pulsewidth is calculated as a function of desired fuel mass and injector pressure. Accounting for variations in injection pressures provides improved accuracy of fuel mass injection.

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