Patent · US Active

HF Ignition Device

US8863730B2 · kind B2 · utility

2Cited by

8References

15Claims

0Family size

Assignee

BORGWARNER BERU SYSTEMS GMBH · DE

Inventors

Tom Achstaetter · Hemmingen, DE
Gerd Braeuchle · Gundelsheim, DE
Hans Delesky · Sachsenheim, DE
Thomas Giffels · Stuttgart, DE
Felizitas Heilmann · Gerlingen, DE

Key dates

Filing date	Dec 13, 2010
Grant date	Oct 21, 2014
Priority date	—
Expiry date	Jun 11, 2032

Classification

Technology area (CPC H)Electricity
CPC primaryH01T23/00
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to an HF ignition device for igniting a combustible gas mixture in an internal combustion engine, comprising a center electrode (2), an insulating body (3) through which center electrode (2) extends, a housing (4) that carries, on one end thereof, a metallic housing body (5) that encloses at least one section of insulating body (3), and comprising an external thread (5a) to be screwed into an internal combustion engine, and a circuit for the HF excitation of the center electrode (2). According to the invention, the section of the insulating body (3) that encloses the housing body (5) comprises an electrically conductive coating (6).

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