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:
Jan. 29, 2013
Filed:
Oct. 30, 2009
Applicants:
Andreas Feldges, Ludwigsburg, DE;
Andreas Wagner, Stuttgart, DE;
Inventors:
Andreas Feldges, Ludwigsburg, DE;
Andreas Wagner, Stuttgart, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 15/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A procedure for checking the functionality of a reducing agent pump () of a NOx-reduction system of a combustion engine () is thereby characterized, in that it is checked, whether the pump () reaches a default engine speed value in a defined time interval within defined limits.