发明授权
US5521338A Method of installing sound absorbing bodies on a sound insulation wall and an installed sound absorbing body assembly 失效
在隔音墙和安装的吸音体组件上安装吸音体的方法

Method of installing sound absorbing bodies on a sound insulation wall
and an installed sound absorbing body assembly
摘要:
First, sound absorbing plates made of a hard material are fixed to both side plates of shaped steel members extending upward from a sound insulation wall at intervals that are equal to arrangement spans of the shaped steel members. Then, sound absorbing members that have been formed into a predetermined shape and length are attached to outer surfaces of the sound insulation plates.
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