Patent · US Expired

Fuel injector

US6085726A · kind A · utility

18Cited by
11References
38Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 15, 1998
Grant dateJul 11, 2000
Priority date
Expiry dateDec 15, 2018

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02M47/025
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A fuel injection event controller for a fuel injection nozzle includes a hydraulic lock device for selectively restricting the translatory opening of a fuel injection nozzle needle valve, the needle valve delivering a quantity of a fuel to a combustion chamber of an internal combustion engine. Methods of effecting rate shaping of the injection charge and of providing a two stage injection event are included.

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