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. 29, 2016
Filed:
Apr. 14, 2014
Ngk Spark Plug Co., Ltd., Nagoya-shi, Aichi, JP;
Makoto Kume, Inuyama, JP;
Shingo Ito, Ichinomiya, JP;
Daisuke Tahira, Komaki, JP;
Takehiro Oba, Konan, JP;
Yuichi Yamada, Komaki, JP;
NGK SPARK PLUG CO., LTD., Aichi, JP;
Abstract
A protector () is inserted into a metallic shell () such that at least a portion of each gas introduction hole () is located on the base end side with respect to the forward end () of the metallic shell. The metallic shell has a gas introduction space Sdefined by a forward-end-side inner surface () of the metallic shell and an outer surface () of the protector and which guides a gas-to-be-detected (exhaust gas G) from a region on the forward end side of the metallic shell into the gas introduction holes of the protector. The base end of the forward end portion () of the detection element () is located on the base end side with respect to the forward end () of each gas introduction hole, and the forward end of the forward end portion is located on the forward end side with respect to the base end () of each gas introduction hole.