Patent · US Expired

On engine trim for fuel injectors

US6850835B1 · kind B1 · utility

6Cited by
16References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 1, 2003
Grant dateFeb 1, 2005
Priority date
Expiry dateAug 1, 2023

Classification

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

Abstract

A method and apparatus for trimming a fuel injector located on an engine. The method and apparatus includes modifying an engine speed control, interrupting at least one injection event, monitoring a change associated with an engine speed, and responsively trimming the injector.

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