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:
Dec. 05, 2017
Filed:
Mar. 10, 2017
Ngk Spark Plug Co., Ltd., Nagoya-shi, Aichi, JP;
Masahiro Inoue, Gifu, JP;
NGK SPARK PLUG CO., LTD., Nagoya, JP;
Abstract
An ignition plug includes an insulator that includes a through hole; a center electrode; a metal shell that holds the insulator; a bar-shaped ground electrode body; an electrode tip that is disposed along a side surface of the ground electrode body opposing a discharge surface of the center electrode; and a welding portion that is disposed between the ground electrode tip and the ground electrode body. Over ¼ of a range from a first end to a second end of the ground electrode tip, a length Lof the ground electrode tip and a length Lof the welding portion in the direction satisfy (L/L)≧0.25.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile