Patent · US Expired

Reduced emissions fuel injection control strategy

US6843221B2 · kind B2 · utility

2Cited by
6References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 28, 2003
Grant dateJan 18, 2005
Priority date
Expiry dateJul 28, 2023

Classification

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

Abstract

Methods for operating a fuel injection device. A single fuel shot is delivered when rack is less than a first predetermined threshold. A first fuel shot and a second fuel shot is delivered when rack is above the first predetermined threshold and below a second predetermined threshold. A single fuel shot is delivered when rack is above a third predetermined threshold.

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