发明名称 |
SOUND INSULATION STRUCTURE USING DOUBLE BOARD |
摘要 |
PROBLEM TO BE SOLVED: To provide a sound insulation structure using double boards for improving the sound insulation performance in a low frequency range. SOLUTION: In this double-wall structure having a pair of wall bodies 1 and 2 at a prescribed interval, Helmholtz resonator 4 is provided between the pair of wall bodies.
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申请公布号 |
JP2002356934(A) |
申请公布日期 |
2002.12.13 |
申请号 |
JP20010168596 |
申请日期 |
2001.06.04 |
申请人 |
UNIV TOKYO |
发明人 |
TACHIBANA HIDEKI;SAKAMOTO SHINICHI |
分类号 |
E04B1/86;E04B1/82;G10K11/16;(IPC1-7):E04B1/86 |
主分类号 |
E04B1/86 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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