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:
Dec. 02, 2014

Filed:

Nov. 22, 2007
Applicants:

Goetz Reinhardt, Boeblingen, DE;

Henrico Runge, Stuttgart, DE;

Holger Reinshagen, Bamberg, DE;

Lothar Diehl, Gerlingen, DE;

Inventors:

Goetz Reinhardt, Boeblingen, DE;

Henrico Runge, Stuttgart, DE;

Holger Reinshagen, Bamberg, DE;

Lothar Diehl, Gerlingen, DE;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/407 (2006.01); G01N 27/41 (2006.01);
U.S. Cl.
CPC ...
G01N 27/4071 (2013.01); G01N 27/41 (2013.01);
Abstract

A sensor element, which may be used as Lambda probe and/or inside a Lambda probe, for example, is provided for determining at least one physical property of a gas mixture in at least one gas chamber. The sensor element has at least one first electrode, at least one second electrode and at least one solid state electrolyte, which connects the at least one first electrode and the at least one second electrode. The at least one first electrode and the at least one second electrode are situated inside the sensor element. The at least one second electrode is connected to at least one reference gas chamber via at least one discharge air channel.


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