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:
Mar. 20, 2001
Filed:
Mar. 15, 1999
Applicant:
Inventors:
Gerhard Lepperhoff, Stolberg, DE;
Dietrich Meyerdierks, Aachen, DE;
Assignee:
FEV Motorentechnik GmbH & Co., KG, Aachen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 2/506 ;
U.S. Cl.
CPC ...
F02M 2/506 ;
Abstract
An apparatus for a zero-point stabilization of an exhaust gas sensor installed in an apparatus for a thermal energy conversion of gaseous fuel while producing an exhaust gas stream, includes an arrangement for alternatingly exposing the exhaust gas sensor to a flow of exhaust gas and a flow of fresh air.