Exhaust gas system for an internal combustion engine
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United States of America Patent
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Jul 12, 2011
Grant Date -
Mar 20, 2008
app pub date -
Aug 30, 2007
filing date -
Sep 11, 2006
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to an exhaust system (1) for an internal combustion engine (3) having at least one exhaust gas line (2) that carries exhaust gas and having an injection device (4) for spraying a liquid into the exhaust gas line (2). Downstream from the injection device (4) a vaporizer device (7) which has at least one tubular sheet metal body (8) downstream from the injection device (4), said sheet metal body extending in the longitudinal direction of the exhaust gas line (2) and causing an improved vaporization of the liquid sprayed into the exhaust gas line. In addition, at least one clamp device (12) which is designed like a spring is provided, securing the vaporizer device (7) in the exhaust gas line (2) and/or bracing it elastically against the exhaust gas line.
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