发明名称 |
Apparatus for absorbing sound |
摘要 |
A tunable sound absorber including a fibrous batt having a plurality of fibers and a film coupled to the surface of the fibrous batt, where the fibers penetrate the film to create perforations, and where the perforations transfer sound energy to the fibrous batt and the sound energy is absorbed by the fibrous batt.
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申请公布号 |
US2002117352(A1) |
申请公布日期 |
2002.08.29 |
申请号 |
US20010989308 |
申请日期 |
2001.11.20 |
申请人 |
VEEN GERALD R.;MEALMAN MARVIN R. |
发明人 |
VEEN GERALD R.;MEALMAN MARVIN R. |
分类号 |
G10K11/162;(IPC1-7):E04B1/82 |
主分类号 |
G10K11/162 |
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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