James D Waldrop

US Patent:

20090050480, Feb 26, 2009

Filed:

Aug 23, 2007

Appl. No.:

11/844118

Inventors:

Mario J. Arceneaux - Simpsonville SC, US
Thomas Egner - Remseck, DE
James R. Waldrop - Belton SC, US

Assignee:

ROBERT BOSCH GMBH - Stuttgart

International Classification:

G01N 27/26

US Classification:

204424, 295921

Abstract:

An exhaust gas sensor that includes a sensor element having a cup-shaped member including an outer surface and an inner surface defining a cavity. The cup-shaped member further includes an exhaust electrode coupled to the outer surface and a reference electrode coupled to the inner surface. The exhaust gas sensor further includes a heating element located within the cavity and a heat conductive material within the cavity and between the inner surface of the cup-shaped member and the heating element to facilitate heat transfer from the heating element to the sensor element.