| 摘要 |
PURPOSE: A device for preventing nonslip and foreign substance inflow on a door structure is provided to easily eliminate foreign substances attached on a person or an object. CONSTITUTION: A device for preventing nonslip and foreign substance inflow on a door structure comprises a rod cell(10), a rubber panel(20), a foreign substance removal unit(30), an air exhaust unit(40), and a controller(50). The rod cell is placed on the bottom(2) of a door structure with stairs. The rubber panel is placed on the rod cell and prevents the rod cell from directly touching with moisture. The foreign substance removal unit is placed on the rubber panel and selectively eliminates foreign substances on the bottom of the door structure. The air exhaust unit supplies pressed air toward the foreign substance removal unit. The controller controls the direction of the discharged air. |
