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:
Apr. 12, 2005
Filed:
Aug. 20, 2004
Applicant:
Hans-peter Rabl, Kelheim, DE;
Inventor:
Hans-Peter Rabl, Kelheim, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M015/00 ;
U.S. Cl.
CPC ...
Abstract
A test method for an exhaust gas catalytic converter () of an internal combustion engine () comprises the steps of: test injection of fuel during the expansion stroke and/or during the exhaust stroke of the internal combustion engine (), conversion in the exhaust gas catalytic converter () of at least a part of the unburned fuel contained in the exhaust gas of the internal combustion engine, determination of the quantity of fuel not converted by the exhaust gas catalytic converter () and determination from the quantity of unconverted fuel of the operating capacity of the exhaust gas catalytic converter ().