| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide noise absorption equipment superior in noise absorption performance, and impact resistance. <P>SOLUTION: This noise absorption equipment is installed in a structure having a support surface. A noise absorption equipment body has a ceramic plate-like noise absorbing member, a grating-like plate member arranged on an obverse side surface or a back face of the noise absorbing member, at least two main frames having an opening part in the center, for respectively holding an edge part of the noise absorbing member and the grating-like plate member, and a connecting frame for connecting the adjacent central opening main frames. An installing hole is formed in the connecting frame. An installing plate extends outward from the respective main frames positioned on the outermost side. The installing hole is formed in the respective installing plates. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
