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:
Jul. 16, 1985
Filed:
Feb. 22, 1984
Applicant:
Inventors:
Shigeki Uno, Inagi, JP;
Mituo Harata, Kawasaki, JP;
Kazuo Sakuma, Tokyo, JP;
Hideaki Hiraki, Kawasaki, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B / ;
U.S. Cl.
CPC ...
252518 ; 252521 ; 338 35 ;
Abstract
A humidity-sensitive element comprises a humidity-sensitive body which includes 21-73 mol % of Cr.sub.2 O.sub.3, 25-55 mol % of at least one member selected from the group consisting of ZnO and MgO, 0.5-8.0 mol % of CuO, 0.5-8.0 mol % of Li.sub.2 O, and 0.5-8.0 mol % of V.sub.2 O.sub.5, and a pair of electrodes attached to the body. Such an element provides excellent stability over a wide range of humidity and temperature levels.