Travel system for a hybrid type motor vehicle and method for driving same
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United States of America Patent
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Aug 20, 2013
Grant Date -
Jan 20, 2011
app pub date -
Jul 9, 2010
filing date -
Jul 15, 2009
priority date (Note) -
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Abstract
The present invention relates to a travel system for a hybrid type motor vehicle comprising a thermal engine (10) with a shaft (12), an electric machine (14) with a rotor (16) connected to electric accumulators (72), a drive shaft (16) controlled in rotation by the machine and/or the engine for rotating the motive axle (60) of the vehicle, and a rotating speed variation device (13) between said drive shaft and shaft (12) of engine (10). According to the invention, the speed variation device comprises at least two alternate paths (VT1, VT2) for motion transmission to motive axle (60) controlled each by a disengageable coupling (30, 36).
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