Cummins Inc.

Hilite Germany Gmbh

Klaus Lang

Friedrich Johann Zapf

Heico Stegmann

Andreas Lannig

Alexandre Branco

Christian Schmidt

An exhaust-gas aftertreatment device is provided, comprising a control unit for controlling a diaphragm pump that draws a urea/water solution out of a circuit and pumps it, via a pressure filter, to a metering unit comprising an atomizing nozzle for atomizing the urea/water solution into an exhaust-gas stream. The metering unit may also comprise a metering valve, including an atomizing nozzle, a pressure and temperature sensor, a heating means and a return baffle.

Exhaust-gas aftertreatment device

The invention relates to an exhaust-gas aftertreatment device, comprising a control unit () for controlling a diaphragm pump () that draws a urea/water solution out of a circuit and pumps it, via a pressure filter (), to a metering unit comprising an atomizing nozzle for atomizing the urea/water solution into an exhaust-gas stream. In advantageous developments, the metering unit comprises a metering valve, including an atomizing nozzle, a pressure and temperature sensor, a heating means and a return baffle.

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Klingenberg, Germany

Klaus Lang