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:
Nov. 14, 2023

Filed:

Feb. 17, 2021
Applicant:

Mercedes-benz Group Ag, Stuttgart, DE;

Inventor:

Werner Holly, Merklingen, DE;

Assignee:

Mercedes-Benz Group AG, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 19/12 (2006.01); F02B 19/18 (2006.01);
U.S. Cl.
CPC ...
F02B 19/12 (2013.01); F02B 19/18 (2013.01);
Abstract

A pre-chamber spark plug has a pre-chamber which has openings, where, with respect to a first plane running in the longitudinal direction of the pre-chamber and dividing the pre-chamber into two halves of equal size, first openings are disposed in a first of the halves and second openings are disposed in a second of the halves. The first openings are spaced apart from a second plane running in the longitudinal direction of the pre-chamber and extending perpendicular to the first plane by a first angle in the circumferential direction of the pre-chamber. The second openings are spaced apart from the second plane by a second angle in the circumferential direction of the pre-chamber. The mean value of the first angles is smaller than the mean value of the second angles.


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