| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an electric working machine which enables the safe and sure attachment and detachment of a battery unit to and from a machine frame. <P>SOLUTION: The electric machine has a machine frame for supporting an electric motor, a battery unit which is detachably mounted on the machine frame and supplies power to the electric motor through power feeders, a power supply switch disposed on the power feeder in the battery unit, a motor power supply control portion for controlling the ON or OFF of the power supply switch on the basis of a switching condition of an operation switch obtained through signal wires, and a connector unit 9 having a terminal group for connecting the signal wires and the power feeders on the battery unit side to the signal wires and the power feeders on the machine frame side, wherein, when the battery unit is mounted, the terminals of the power feeders are connected, before the terminals of the signal wires are connected, and, when the battery unit is released, the terminals of the power feeders are disconnected, after the terminals of the signal wires are disconnected. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
