| 摘要 |
PURPOSE: A method for applying a counter weight is provided for an unloader such as a crane to improve workability and prevent safety accident. CONSTITUTION: In a method for arranging a wire rope for a counter weight(10) to install the counter weight to an unloader for unloading raw material, a drum(8) for an additional counter weight is installed in a machine room. A plurality of sheeve for changing direction is installed to a leg of an unloader to minimize interference between material. The wire rope for the counter weight is arranged doubly to the counter weight and the sheeve.
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