Patent · US Expired

Air assist fuel injector with a one piece leg/seat

US7182281B2 · kind B2 · utility

2Cited by
14References
42Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 31, 2003
Grant dateFeb 27, 2007
Priority date
Expiry dateOct 2, 2024

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02M67/12
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An air assist fuel injector having a solenoid with a metallic core, an armature, and a solenoid coil for generating a magnetic field in the metallic core to actuate the armature. A poppet is attached to the armature. A single piece metallic body forms part of the metallic core of the solenoid. The body has an impact surface upon which the poppet repeatedly impacts during operation of the injector.

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