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:
Dec. 14, 2010
Filed:
Jul. 19, 2005
Wolfgang Ripper, Stuttgart, DE;
Markus Buerglin, Ditzingen, DE;
Goetz Flender, Stuttgart, DE;
Ulrich Meingast, Stuttgart, DE;
Dirk Heilig, Ditzingen, DE;
Dirk Von Meduna, Stuttgart, DE;
Wolfgang Ripper, Stuttgart, DE;
Markus Buerglin, Ditzingen, DE;
Goetz Flender, Stuttgart, DE;
Ulrich Meingast, Stuttgart, DE;
Dirk Heilig, Ditzingen, DE;
Dirk Von Meduna, Stuttgart, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A medium supply system of an exhaust gas cleaning device for treating the exhaust gas of an internal combustion engine comprising a storage tank and a supply line which is connected to the storage tank for supplying the medium to a dosing unit connected to an exhaust pipe and to a recycling line for recycling the medium to the storage tank. The supply line and/or the recycling line are provided with at least one conduit area comprising at least one first and second parallel partial channels for the medium circulation, wherein said partial channels exhibit different insulation properties. An exhaust gas cleaning device comprising the inventive supply system and a method for the operation thereof are also disclosed.