Patent ID: 8540602
Filing Date: 2013-09-24
Classification: B60K,B60L,B60W,B60Y,F16H,H02K,Y02T,Y10T

Abstract:
1. A drive device for a hybrid vehicle that has an engine and an electric motor connected to a drive wheel, the drive device comprising: a one-way clutch that is disposed between the engine and the electric motor, connects the engine and the electric motor when the engine speed reaches to the motor speed, and disconnects the engine and the electric motor when the engine speed falls below the motor speed; and a starting clutch that is disposed between the engine and the electric motor and is switched between a fastened state for connecting the engine and the electric motor and a released state for disconnecting the engine and the electric motor; wherein upon motor traveling and regenerative braking, the engine is disconnected from the electric motor by the one-way clutch, and upon engine startup, the starting clutch is engaged so as to connect the engine to the electric motor; wherein a torque converter is provided between the electric motor and the drive wheel, and the starting clutch is connected to the electric motor via the torque converter; and the torque converter has a lock-up clutch; and