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:
Jun. 20, 1978
Filed:
Dec. 15, 1976
Applicant:
Inventors:
Nobuyuki Kobayashi, Toyota, JA;
Mitsuo Kawai, Okazaki, JA;
Assignee:
Toyota Jidosha Kogyo Kabushiki Kaisha, Toyota, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
2041 / ; 1231 / ;
Abstract
An oxygen detector of the type having a tubular ceramic or zirconia electrode covered with a very thin platinum layer and a cylindrical protective cover for the electrode, the cover having a plurality of small openings arranged in its cylindrical wall to be substantially more dense on one side thereof than on the diametrically opposite side thereof, the detector being adapted to be positively mounted to make the aforementioned opposite side face upstream of the gas stream in which the detector is positioned.