Patent · US Expired

Fuel injector

US6189817A · kind A · utility

20Cited by
6References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 3, 2000
Grant dateFeb 20, 2001
Priority date
Expiry dateMar 3, 2020

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02M61/163
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A fuel injector comprising a nozzle body provided with a first bore and defining a first seating, a valve member engageable with the first seating to control fuel flow from the first bore towards an outlet opening located downstream of the first seating, the valve member being provided with a second bore defining a second seating. A valve needle is slidable within the second bore and is engageable with the second seating to control fuel flow from the second bore towards a second outlet opening provided in the valve member. The fuel injector also includes a transmission arrangement whereby movement of the valve needle beyond a predetermined position is transmitted to the valve member.

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