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:
May. 10, 2011
Filed:
Apr. 01, 2005
Applicants:
Bernhard Hager, Puch, AT;
Michael Offenhuber, Adnet, AT;
Franz Lackner, Flachau, AT;
Johann Siller, Puch bei Hallein, AT;
Leopold Bernegger, Adnet, AT;
Inventors:
Bernhard Hager, Puch, AT;
Michael Offenhuber, Adnet, AT;
Franz Lackner, Flachau, AT;
Johann Siller, Puch bei Hallein, AT;
Leopold Bernegger, Adnet, AT;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A metering valve assembly having a metering valve for metering an aqueous urea solution for posttreatment of exhaust gases from internal combustion engines, the liquid being capable of being fed in a feeding direction to the metering valve and a mixing chamber being provided, in which the liquid is miscible with a gas in a gas flow. The metering valve is evacuatable contrary to the feeding direction.