| 摘要 |
PURPOSE: A self-propelled truck of an experiment waterway, which increases experiment convenience is provided to intermittently run a cart according to the repeating of a main cylinder and a secondary cylinder. CONSTITUTION: A self-propelled truck of an experiment waterway comprises a main cylinder(21), a sub cylinder(23) and a linear bush(22). The main cylinder comprising a fluid pressure cylinder installed with the rail. The backend of the main cylinder is fixed to a balance. The linear bush is fixed on the lower part of the balance. The piston load leading end of the main cylinder is combined in the linear bush. The sub cylinder is installed in the piston rod of the main cylinder on the right angle direction. A compression plate(24) is installed in the piston rod tip of the sub cylinder.
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