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.

Date of Patent:
Mar. 01, 2016

Filed:

Dec. 17, 2010
Applicants:

Lothar Auerswald, Dobeln, DE;

Christian Fanselow, Geringswalde, DE;

Inventors:

Lothar Auerswald, Dobeln, DE;

Christian Fanselow, Geringswalde, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/30 (2006.01); G01N 27/36 (2006.01); G01N 27/403 (2006.01);
U.S. Cl.
CPC ...
G01N 27/36 (2013.01); G01N 27/30 (2013.01); G01N 27/4035 (2013.01);
Abstract

An electrochemical, measuring probe, for measuring a chemical or physical, measured variable, of a measured medium, wherein the measuring probe comprises: at least one measuring half cell and at least one reference half cell, and the reference half cell includes: a housing of electrically insulating material, in which a reference electrolyte chamber containing a liquid, reference electrolyte is formed, and which has in a housing wall a diaphragm permeable for the reference electrolyte for providing electrolytic contact between the reference half cell and the measured medium; a potential indicating element extending into the reference electrolyte; and a supply opening opening into the reference electrolyte chamber for supply of reference electrolyte into the reference electrolyte chamber. The reference half cell has a check valve blocking exit of reference electrolyte from the reference electrolyte chamber through the supply opening, especially a check valve arranged at least partially within the supply opening.


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