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:
Oct. 01, 2019
Filed:
Jul. 09, 2015
Denso Corporation, Kariya, Aichi-pref., JP;
Kengo Toguchi, Kariya, JP;
Masatake Nakamura, Kariya, JP;
DENSO CORPORATION, Kariya, JP;
Abstract
A gas sensor includes a solid electrolyte body provided with a measured gas side electrode and a reference gas side electrode, a heater in the solid electrolyte body, a housing for holding the solid electrolyte body therein, and a cover for covering the solid electrolyte body. The cover has a large-diameter cover portion positioned on an outer circumferential side of the solid electrolyte body, a small-diameter cover portion positioned adjacent to a tip side of the large-diameter cover portion and formed smaller than the large-diameter cover portion, and a stepped portion connecting the small-diameter cover portion and the large-diameter cover portion. A first through hole is formed at a tip of the small-diameter cover portion. A second through hole is formed at a plurality of positions in a circumferential direction of the stepped portion.