Patent · US Active

Vehicle tank for a liquid reducing agent, in particular for a urea solution

US8586895B2 · kind B2 · utility

9Cited by

7References

25Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Rainer Haeberer · Bretten, DE
Matthias Horn · Tettnang, DE
Christoph Wallis

Key dates

Filing date	Sep 8, 2006
Grant date	Nov 19, 2013
Priority date	—
Expiry date	Nov 24, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/12
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

The invention relates to a plastic vehicle tank for an aqueous urea solution used for reducing the hydrogen oxide content in exhaust gases of an internal combustion engine. In the preferred embodiment, the inventive tank comprises a functional unit comprising at least one pump, at least one pressure control valve, at least one internal container provided with an internal electrical heating and at least one suction line. The functional unit is preferably mounted in the form of a lid on the container opening for closing it.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.