| 摘要 |
PURPOSE: A step of a cabin for heavy construction equipment is provided to prevent the step from being polluted by foreign materials by completely discharging the foreign materials outside the step. CONSTITUTION: A step of a cabin for heavy construction equipment comprises an upper frame(4), a step floor, and step supporters(14). The upper frame is rotatably installed in the top of a lower traveling body and supports the bottom of the cabin. The step floor has a step guide(12) and supports the shoe soles of a worker. The step supporters have multiple first shoe contact parts(15). The first shoe contact parts are installed inside the step guide at specific intervals. |
