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:
Mar. 07, 2023
Filed:
Mar. 25, 2020
Applicant:
Robert Bosch Gmbh, Stuttgart, DE;
Inventors:
Bernd Mueller, Korntal-Muenchingen, DE;
Stephan Kaske, Sternenfels Diefenbach, DE;
Thomas Steidten, Ludwigsburg, DE;
Ugur Yilmaz, Markgroeningen, DE;
Assignee:
ROBERT BOSCH GMBH, Stuttgart, DE;
Primary Examiner:
Int. Cl.
CPC ...
H01T 13/54 (2006.01); H01T 13/16 (2006.01);
U.S. Cl.
CPC ...
H01T 13/16 (2013.01); H01T 13/54 (2013.01);
Abstract
A prechamber spark plug. The prechamber spark plug includes: a housing, and a cap which has at least one pass-through opening, the cap being situated at a combustion chamber-side end of the housing. The cap and the housing form a prechamber. An outer cap surface area of the cap, which faces away from the prechamber, has at least one predefined ratio to respectively one further geometric feature of the cap.