| 摘要 |
PURPOSE:To make it possible to provide simply ceiling boards and, at the same time, to fit a setting bed of the ceiling and the ceiling boards to the ceiling size so that the ceiling is capable of forming. CONSTITUTION:A ground metal fixture 5 is so formed that it is capable of expansion through intermediate tie channels 7a and 7b and, at the same time, both end of the ground metal fixture 5 is mounted in a horizontal rail section 11 of a wall dividing metal fixture 10 in a movable manner to form the setting bed of the ceiling. In addition, the ceiling boards 1 are mounted to an interlocking section 6 of the ground metal fixture 5 through hook pieces 2 having different up and clown lengths so that they are capable of sliding. |
