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:
Dec. 28, 1982
Filed:
Oct. 02, 1980
Applicant:
Inventor:
Claude Lombard, Le Chesnay, FR;
Assignee:
Regie Nationale des Usines Renault, Boulogne-Billancourt, FR;
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
324464 ; 324463 ;
Abstract
A device for measuring the amount of oxygen in combustion gas including succesively, a channel bordered by two plates between which exists a magnetic field, a central electrode divided in two, longitudinally, a gas discharge path, and finally a mechanism for measuring the current or ionization potential in each of the paths. This device is, accordingly, applicable to the automobile industry and automation and regulation of the operation of boilers of all kinds.