| 摘要 |
PROBLEM TO BE SOLVED: To make an operator easily and surely confirm the state of a working vehicle having a battery as a power supply source even if the working vehicle is in any state. SOLUTION: A state display screen 23 which displays the state of the working vehicle is displayed in a state display device 22 installed in a cabin of the working vehicle. In a stop state, a battery indicator 24 which displays a battery residue 24a, its battery residual value 25 and a battery usable time 26 are displayed. After a key switch is brought into a START state, indicators of working drive systems 28, 29 and 30, a power feed line 31 connecting these drive systems to the battery 24, and a power regeneration line 32 are displayed, and also it is displayed that work can be conducted by feeding power to these drive systems. Furthermore when charging the battery, it is displayed that an indicator 34 of a power cable is connected to the battery indicator 24. COPYRIGHT: (C)2008,JPO&INPIT
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