| 摘要 |
PURPOSE:To improve workability, also when work is executed from the external section of a room. CONSTITUTION:A wall panel 1 with the upper end of a plurality of engaging sections 9 of reversed-circular-truncated-cone-shape is vertically set. The end edge of a horizontally set ceiling panel 2 is mounted on the upper end of the wall panel 1. The fitting hole 10 of a diameter larger than that of the engaging section 9 set at the end edge of the ceiling panel 2 is bored through the engaging section 9. After that, a slender engaging plate 12 provided with a plurality of holes 11 consisting of inserting holes 11a larger than the diameters of the engaging sections 9, and engaging holes 11b smaller than the diameters of the upper ends of the engaging sections 9, is set along the end edge of the ceiling panel 2. The inserting holes 11a of the engaging plate 12 are bored through the engaging sections 9. After that, the engaging plate 12 s permitted to slide in the longitudinal direction, and the holes 11b are engaged with the engaging sections 9. |
