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.
Patent No.:
Date of Patent:
Jan. 25, 2022
Filed:
Dec. 18, 2017
Applicant:
Dkt Verwaltungs-gmbh, Sinsheim, DE;
Inventor:
Steffen Kuhnert, Heidelberg, DE;
Assignee:
DKT VERWALTUNGS-GMBH, Walldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01T 13/54 (2006.01);
U.S. Cl.
CPC ...
H01T 13/54 (2013.01);
Abstract
A pre-chamber spark plug includes a housing, a ground electrode, and a pre-chamber defined by the housing and a cap, a center electrode being arranged within the pre-chamber, in which the V/D ratio of the pre-chamber volume V to the largest internal diameter D of the pre-chamber () is in the range of from 30 mm2 to 95 mm2.