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:
Apr. 22, 1986
Filed:
Dec. 15, 1980
Applicant:
Inventor:
Toshifumi Yamana, Kasugai, JP;
Assignee:
Rinnai Kabushiki Kaisha, Nagoya, JP;
Primary Examiner:
Int. Cl.
CPC ...
F23N / ; G01N / ; G01N / ;
U.S. Cl.
CPC ...
431 76 ; 204421 ; 338 34 ; 422 94 ; 422 98 ;
Abstract
An oxygen sensing probe includes a substrate of sintered zirconia or titania, which is formed with a pair of elongate sensing elements integral with a bridging portion of the substrate, the sensing elements having rare-earth metal electrodes on opposite parallel faces thereof which terminate on the bridging portion, at which point they are connected to electrical leads.