[Problem] To facilitate operations performed when starting and ending machining of a workpiece. [Solution] A traveling truck A has: a drive motor 25; a three-position selection switch 12; a press-button switch 13 for enabling travel at a preset secondary speed; a speed setting dial 14 for setting a machining speed or the secondary speed; and a control unit 20 that stores the machining speed and the secondary speed in accordance with the operation amount of the speed setting dial, controls the rotational direction and the rotational speed of the drive motor in response to a travel signal from the three-position selection switch, and controls the rotational speed corresponding to the secondary speed while holding the rotational direction of the drive motor when a secondary speed signal is generated from the press-button switch and the secondary speed signal is maintained.
TRAVELING TRUCK
LAUFGESTELL
CHARIOT ROULANT
2021-08-25
Patent
Electronic Resource
English