The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 27, 2018

Filed:

Jul. 25, 2014
Applicant:

Dkt Verwaltungs-gmbh, Sinsheim, DE;

Inventors:

Georg Maul, Bad Wurzach, DE;

Steffen Kuhnert, Heidelberg, DE;

Assignee:

DKT Verwaltungs-GmbH, Sinsheim, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01T 13/32 (2006.01); F02B 19/12 (2006.01); H01T 13/36 (2006.01); H01T 13/46 (2006.01); H01T 13/54 (2006.01);
U.S. Cl.
CPC ...
H01T 13/32 (2013.01); F02B 19/12 (2013.01); H01T 13/36 (2013.01); H01T 13/467 (2013.01); H01T 13/54 (2013.01);
Abstract

A prechamber spark plug for igniting a fuel-air mixture in an internal combustion engine, in particular a gas engine, having a spark plug body () comprising a prechamber housing () and a cap () that closes the prechamber () at least partially, a ground electrode () and a central electrode () isolated from the ground electrode and projecting into the prechamber, is designed and developed with simple structural means in order to obtain advantageous igniting properties, the ground electrode () being designed for that purpose essentially as a cylindrical pin () that can be welded in a passage (), preferably a bore (), in the spark plug body ().


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