Patent ID: 6767442
Filing Date: 2004-07-27
Classification: G01N

Abstract:
A sensor element for determining a concentration of gas components in gas mixtures, comprising:a measuring gas chamber; at least one pump cell which pumps oxygen at least one of into and out of the measuring gas chamber; at least one concentration cell including at least one reference electrode and a measuring electrode, the at least one reference electrode interacting with the measuring electrode, the measuring gas chamber and the reference gas channel being situated in a same layer plane; a reference gas channel, the at least one reference electrode being arranged in the reference gas channel, the reference gas channel providing the at least one reference electrode contact with a reference gas intake; and a partition arranged between the measuring gas chamber and the reference gas channel, the partition having a measuring-gas side and a reference-gas side, the partition including a base, the base formed from a ceramic paste applied to an adjacent solid electrolyte foil.