Exhaust gas treatment unit
AssigneeTenneco Inc.
InventorsNils LENDLE, Ralf MUELLER
Life of this patent
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Abstract
The disclosure relates to an exhaust gas treatment unit comprising a housing wall comprising at least one first exhaust gas passage opening and at least one heating element for heating an exhaust gas flow, the heating element being placed upstream or downstream of the exhaust gas passage opening, wherein a hood is provided which serves to be placed in front of the exhaust gas passage opening, the heating element being arranged inside the hood and placed in front of the exhaust gas passage opening.
Claims25
An exhaust gas treatment unit comprising a housing wall comprising at least one first exhaust gas passage opening and at least one heating element for heating an exhaust gas stream,
- wherein the heating element is placed upstream or downstream of the exhaust gas passage opening,
- wherein a hood is provided which serves to be placed in front of the first exhaust gas passage opening,
- wherein the heating element is arranged inside the hood and is placed in front of the exhaust gas passage opening;
- wherein the hood together with the housing wall delimits a first exhaust gas chamber, the housing wall together with the housing cover or together with the housing outer wall and a further housing wall delimits a second exhaust gas chamber, the hood being arranged in the second exhaust gas chamber.
(canceled)
Dependencies are inferred from the claim text.