Exhaust gas turbocharger for an internal combustion engine
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United States of America Patent
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Apr 1, 2008
Grant Date -
May 11, 2006
app pub date -
Jun 24, 2003
filing date -
Jul 20, 2002
priority date (Note) -
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Abstract
An exhaust gas turbocharger for an internal combustion engine has an exhaust gas turbine in the exhaust gas train and a compressor in the intake tract, whereby an adjustable throttle device is provided upstream from the compressor wheel, for regulating the air mass stream to be supplied. The throttle device comprises a first guide grid and a second guide grid in the inflow region to the compressor wheel. Each guide grid possesses an adjustable grid geometry.
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