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:
Aug. 16, 2022
Filed:
Dec. 07, 2021
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Il Suk Yang, Hwaseong-si, KR;
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA CORPORATION, Seoul, KR;
Abstract
A spark plug is disclosed. A spark plug according to an exemplary embodiment of the present disclosure may include a main body including an electrode body formed with a center electrode and a moving chamber formed, wherein the moving chamber formed between the center electrode and the main body, a cap portion fixedly installed in the main body, formed with a pre-combustion chamber fluidly communicated with the moving chamber, formed with a ground electrode that is disposed to be spaced apart from the center electrode by a predetermined distance, and formed with a plurality of communication hole; a separation wall movably provided along the electrode body, and an elastic member providing an elastic force to the separation wall.