Operating Method for a Hybrid Drive
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United States of America Patent
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app pub date -
Jul 30, 2007
filing date -
Jul 28, 2006
priority date (Note) -
Abandoned
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Abstract
The invention relates to a method for operating a drive train (1) comprising an internal combustion engine (2), an electric motor (10) and an automatic transmission (11), in which, during an operating state with the electric motor (10) switched on and the internal combustion engine (2) switched off, the internal combustion engine (2) is engaged by a transmission of torque to the internal combustion engine (2), used to accelerate the internal combustion engine (2), being coupled in time with a downshift operation in the automatic transmission (11).
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