| 摘要 |
PROBLEM TO BE SOLVED: To provide a self-propelled type power sprayer having a power supply circuit capable of feeding power of constant voltage and a capacity display device with which the capacities of a battery at the times of discharge and charge can be comfirmed with one device. SOLUTION: In the self-propelled type power sprayer 1 constituted by arranging a power sprayer 8, a hose winder 12, an engine 3 and the battery 111 on a propelling machine body and has the capacity display device 117, a dynamo 101 is driven by the engine 3 and the battery 111 is made chargeable from the dynamo 101. Then, a voltmeter 113 is respectively connected to the output terminal of the battery 111 and the output terminal of the power supply circuit 100 connected to the dynamo 101 through a changeover switch 115 to display the capacities of the battery 111 at the times of charge and non-charge. COPYRIGHT: (C)2004,JPO
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