Patent · US Active

Glow plug

US8389904B2 · kind B2 · utility

2Cited by

6References

18Claims

0Family size

Assignee

BORGWARNER BERU SYSTEMS GMBH · DE

Inventors

Christian Pottiez · Eppingen, DE
Jochen Hammer · Stuttgart, DE
Yue Cheng · Chongqing, CN

Key dates

Filing date	Aug 10, 2010
Grant date	Mar 5, 2013
Priority date	—
Expiry date	May 14, 2031

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF23Q2007/002
WIPO fieldThermal processes and apparatus
WIPO sectorMechanical engineering

Abstract

The invention relates to a glow plug for Diesel engines, comprising a housing, a heater rod, which is movable in the housing in axial direction and projects from the housing at a forward end, and a pressure measuring device for measuring a combustion chamber pressure exerted on the heater rod. It is provided according to the invention that a housing chamber is filled with a substance having or achieving liquid to paste-like consistency at temperatures occurring during operation and conducting heat generated by the heater rod to the housing.

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