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:
Jul. 19, 2022
Filed:
Sep. 04, 2019
Applicant:
Robert Bosch Gmbh, Stuttgart, DE;
Inventors:
Andreas Hastall, Stuttgart, DE;
Robert Manfred Zielke, Schwieberdingen, DE;
Ronald Ritter, Notzingen, DE;
Assignee:
ROBERT BOSCH GMBH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02P 17/12 (2006.01); H01T 13/60 (2011.01);
U.S. Cl.
CPC ...
F02P 17/12 (2013.01); H01T 13/60 (2013.01); F02P 2017/121 (2013.01); F02P 2017/125 (2013.01);
Abstract
The invention relates to a method for operating an internal combustion engine with fuel which is combusted using a spark plug. According to the invention, the aging of the spark plug, in particular the aging of an electric resistor of the spark plug, is monitored during the operation of the internal combustion engine, wherein electromagnetic radiation of the spark plug is detected for monitoring purposes. The invention additionally relates to a controller for carrying out the method.