| 摘要 |
PURPOSE: A sliding door assembly is provided to expand an opening area of an opening of a door sash and to be semi-automatically closed. CONSTITUTION: A sliding door assembly(1) comprises a door sash(10), a door part, and an interlocking wheel(60). The door sash is installed in a wall of a building and forms an opening. The door part comprises first, second, and third sectional doors. The first, second, and third sectional doors are slid and open and close the opening. The interlocking wheel is rotatably coupled to the second sectional door and moves the second sectional door. |
