| abstract |
A hybrid drive device is made compact. An assist motor / generator 21 is installed between a PTO shaft 12 provided in an engine and a drive shaft of a gear pump GP, and between the PTO shaft 12 and a rotation shaft of the assist motor / generator 21. While interposing the first clutch 22, the second clutch 23 is interposed between the rotation shaft of the assist motor / generator 21 and the drive shaft of the gear pump GP to charge and supply power to the assist motor / generator 21. A second power supply device 25 is provided, and the assist / regenerative controller 20 controls the first and second clutches 22 and 23, the assist motor / generator 21, and the second power supply device 25 on the basis of a signal from an external device or the vehicle controller 31. Operate to perform power assist to the engine and gear pump GP, power assist to the starter motor Es, and storage of regenerative power to the second power supply device 25.[Selection] Figure 2 |