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:
Nov. 05, 2019
Filed:
May. 07, 2018
Applicant:
Federal-mogul Ignition Gmbh, Neuhaus-Schierschnitz, DE;
Inventors:
Werner Niessner, Steinheim, DE;
Andreas Zeh, Sonneberg, DE;
Assignee:
FEDERAL-MOGUL IGNITION GMBH, Neuhaus-Schierschni, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01T 13/08 (2006.01); H01T 21/02 (2006.01); F02F 11/00 (2006.01);
U.S. Cl.
CPC ...
H01T 13/08 (2013.01); H01T 21/02 (2013.01); F02F 11/002 (2013.01);
Abstract
A spark plug device that includes a spark plug and a sealing ring, and a method for producing the same. The spark plug may include a body, an insulator, a center electrode, and a ground electrode. The sealing ring is secured to the body in a captive fashion. A fastening section of the body has an outer diameter that is greater than an inner diameter of the sealing ring, which has been reshaped from a flat sealing ring blank into a conical sealing ring.