MANIFOLD
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United States of America Patent
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Issued Date -
Feb 23, 2017
app pub date -
Mar 18, 2015
filing date -
Mar 20, 2014
priority date (Note) -
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Abstract
A manifold system for an internal combustion engine, comprising a housing designed as a collecting manifold, which housing has two inlet openings and an outlet opening for connecting two outlets of an internal combustion engine to an exhaust gas system in regard to flow and at least one connection opening provided on the housing for connecting to an outer shell of a double-shell air-gap-insulated manifold, and comprising at least one air-gap-insulated manifold connected to the connection opening, which air-gap-insulated manifold has an inner shell having an inlet opening for connecting to an outlet of the internal combustion engine in regard to flow and having an outer shell, wherein all air-gap-insulated manifolds are completely formed from sheet metal and are structurally or geometrically identical and, on the housing, the size of a distance A2 between one of the two inlet openings and the outlet opening is between 30 mm and 300 mm or between 50 mm and 120 mm.
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