| 摘要 |
A slate support unit for the dry process construction method is provided that the durability of the slate material is improved since the middle part of the slate material is supported to the holding fixture. A slate support unit for the dry process construction method comprises a frame formed in the slate material(A) rear side, and an elevation supporting plate(20) which is screwed in frame and moves up and down. The elevation supporting plate supports the slate material rear side. The elevation supporting plate is made of the circular plate(21) contacting in the slate material and the helical axis(22) formed in the center. |
