| 摘要 |
PURPOSE: An agricultural cultivator with a dumping device is provided to make unloading operation fast, efficient and inexpensive by automatically operating a load container using hydraulic power, thereby improving workability and productivity and reducing labor costs. CONSTITUTION: The agricultural cultivator having an engine, power transmission unit and a load container mounted on a frame, comprises: a hydraulic cylinder(14) hinged to the container and the frame; an oil pump(18) connected to the hydraulic cylinder(14) via a conduit(30) communicating with an internal chamber of the hydraulic cylinder(14); a four-way solenoid valve(20) installed on the conduit(30); a controller(24) adapted to control the oil pump(18) and the four-way solenoid valve(20); and an operating unit(26) which generates an operation signal to be input to the controller(24) and is electrically connected to the controller(24).
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