Patent · US Expired

Plug assembly

US5791308A · kind A · utility

22Cited by
5References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 1997
Grant dateAug 11, 1998
Priority date
Expiry dateJul 18, 2017

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF23Q7/001
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A plug assembly for ignition of fuel in admixture with air within a combustion chamber which comprises an exposed heating element having a multi-turn coil of electrically conductive catalytic wire mounted in grooves formed on the surface of ceramic support structure.

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