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:
Feb. 16, 2016
Filed:
Jun. 11, 2013
Ngk Spark Plug Co., Ltd., Nagoya-shi, Aichi, JP;
Masahito Suzuki, Seki, JP;
Tomohiro Kuwayama, Kasugai, JP;
NGK SPARK PLUG CO., LTD., Aichi, JP;
Abstract
A terminal connection portion has a plate shape extending in an axial direction and has a constant width dimension. A terminal front end edge thereof has a convex shape at a front end side in the axial direction and has a circular-arc shape with a radius from 0.5 times to 0.8 times the width dimension, and is arranged in the center between a first pad side edge and a second pad side edge, on an electrode pad. A brazing material portion has a form spreading to a front end side in the axial direction away from the terminal connection portion. A brazing material front end edge which is a front end edge of the brazing material portion has a convex and circular-arc shape at the front end side in the axial direction, and is configured to be apart from a pad front end edge.