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.

Date of Patent:
Feb. 09, 2021

Filed:

Jan. 08, 2018
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Guenter Keusen, Remseck-Pattonville, DE;

Volker Reusing, Asperg, DE;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 13/00 (2010.01); F01N 3/20 (2006.01);
U.S. Cl.
CPC ...
F01N 3/2066 (2013.01); F01N 13/0097 (2014.06); F01N 2260/26 (2013.01); F01N 2340/00 (2013.01); F01N 2560/08 (2013.01); F01N 2610/02 (2013.01); F01N 2610/14 (2013.01); F01N 2610/1433 (2013.01); F01N 2610/1473 (2013.01); F01N 2610/1493 (2013.01);
Abstract

The invention relates to a delivery module () for a metering system for metering a reducing agent, in particular an aqueous urea solution, into an exhaust gas section of a motor vehicle, comprising a pump () which is connected or can be connected to a reducing agent storage tank () on the suction side via a suction line () and to a metering module () on the pressure side via a delivery line (), wherein a return line () which leads back into the storage tank () branches off from the delivery line (). According to the invention, a filter () is integrated into the delivery module () on the suction side. The invention additionally relates to a metering system comprising such a delivery module ().


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