发明授权
US4266719A Track mounting assembly and sound-damping system therefore 失效
因此,轨道安装组件和隔音系统

Track mounting assembly and sound-damping system therefore
摘要:
A rail-mounting assembly in which a rigid member supporting the rail is received with clearance in an opening of an overlying rigid body. The clearance has downwardly and inwardly inclined flanks which bear upon a rubber-metal support damping sound, shock and vibration.
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