| 摘要 |
PURPOSE: A dropping dump is improve the convenience of an operation by mounting a dump and a crane on a truck. CONSTITUTION: A dropping dump includes a dump(3), a crane(4), a hydraulic cylinder, a left pin, and a right pin. The dump is installed on a truck. The crane is rotatably installed on the truck. The hydraulic cylinder is connected between the truck and the dump. The left pin and the right pin are installed on the left and right sides of the dump and fixes or release the dump and the bottom. If the left pin is released, the dump rotates around the right pin. If the right pin is released, the dump rotates around the left pin. |
