| 摘要 |
PURPOSE: A device for pulling out a grating is provided to easily pull out a grating using mechanical power, and to easily lift up the grating. CONSTITUTION: A device for pulling out a grating comprises a frame(100), leg members, moving carts(300), and actuators(400) for lifting. The leg members are installed in the bottom end of the frame, and the heights of the leg members are adjustable. The moving carts are movably coupled to the top of the frame. The actuators are installed in the top of the moving carts, and lift up or put down a grating. |
