Method for controlling a hybrid electric vehicle powertrain with divided power flow paths
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United States of America Patent
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Aug 18, 2009
Grant Date -
Sep 4, 2008
app pub date -
Feb 18, 2008
filing date -
Oct 11, 2006
priority date (Note) -
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Abstract
A method is disclosed for enhancing reverse driving torque in a hybrid electric vehicle powertrain in which an electric motor is used for providing forward driving torque as well as reverse driving torque. An electric generator, functioning as a motor, supplies an added reverse driving torque using a gearset in which the engine provides a reverse driving reaction torque for the gearset.
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