Exhaust aftertreatment device with flow diffuser
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United States of America Patent
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Mar 30, 2004
Grant Date -
Aug 28, 2003
app pub date -
Feb 27, 2002
filing date -
Feb 27, 2002
priority date (Note) -
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Abstract
An exhaust aftertreatment device has a diffuser upstream of an aftertreatment element such as a catalyst element or a filter element such as a diesel particulate filter. The diffuser de-focuses centralized velocity force flow against the aftertreatment element from the inlet in a space efficient and flow efficient construction.
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