| 摘要 |
<P>PROBLEM TO BE SOLVED: To simplify weight reduction/material transportation and to simply perform construction by lessening use materials. <P>SOLUTION: In a hung ceiling structure 1, a channel steel material hung 4 with hanging bolts 3 from a lower face of a upper floor 2, intersecting to the channel steel material 4 ceiling plate attaching materials 5 are installed at proper intervals, and a long ceiling plate 6 in the length direction of the ceiling plate attaching material 5 is curved upward in a short side directional view to be fitted between the ceiling plate attaching materials 5. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
