Patent · US Active

Ceramic glow plug

US8513570B2 · kind B2 · utility

1Cited by

3References

15Claims

0Family size

Assignee

BORGWARNER BERU SYSTEMS GMBH · DE

Inventors

Michael Haussner · Memmingen, DE
Helmut Muller · Bensberg, DE
Martin Allgaier · Ludwigsburg, DE
Rainer Hain · Steinheim, DE

Key dates

Filing date	Mar 1, 2010
Grant date	Aug 20, 2013
Priority date	—
Expiry date	Oct 15, 2031

Classification

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

Abstract

The present invention refers to a glow plug comprising a ceramic glow pencil (1), a protective tube (2) enclosing the glow pencil (1), a plug body (3) from which the protective tube (2) projects and a sleeve (4), which encloses the protective tube (2) and which is welded to the protective tube (2), is fitted in the plug body (3).

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