Drive unit
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United States of America Patent
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Nov 3, 1998
Issued Date -
N/A
app pub date -
Aug 25, 1997
filing date -
Dec 16, 1994
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a drive unit for a motor vehicle having a hydrodynamic retarder and a drive train with an engine and a transmission. The hydrodynamic retarder is comprised of a rotor impeller wheel and a stator impeller wheel and is coordinated with the main drive train in a manner such that the rotor impeller wheel of the hydrodynamic retarder is driven by the drive train. The operating fluid of the hydrodynamic retarder is a medium used for cooling the vehicle and a clutch is arranged between the drive train and the hydrodynamic retarder.
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