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:
Mar. 05, 1991
Filed:
Dec. 13, 1989
Applicant:
Inventors:
Hans Krause, Bad Nauheim, DE;
Albert Randow, Bruchkoebel, DE;
Assignee:
Leybold Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F / ;
U.S. Cl.
CPC ...
7320425 ; 73 2505 ; 250343 ;
Abstract
A microrheoscopic detector for gases including two thin wire resistance thermometers and a heating conductor disposed between the two resistance thermometers, the resistance thermometers being positioned in the area of influence of the heating conductor and spaced therefrom in a definite spatial fixation, the heating conductor having a span transverse gas flow path and comprising a plurality of parallel conductor legs laying in the span in the same plane as the resistance thermometers.