| 摘要 |
PURPOSE: A door for a classroom is prevented to prevent the rail grooves of a door frame from becoming externally exposed and enhance air-tightness by firmly coupling upper and lower caps to the upper and lower ends of a door. CONSTITUTION: A door for a classroom comprises a door frame, a door(20), an upper cap(30), a lower cap(40), a first concealing unit(50), an anti-separation cover(70), a second concealing unit, and a shock absorber. The door frame comprises a lower door frame(11), an upper door frame(13), and a side door frame. The door frame is installed on the wall. The door is installed on the door frame along the upper and lower door frames in order to be slid. The upper and lower caps are coupled to the upper and lower ends of the door and are located on the door frame to be slid. |
