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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0218212 (1988-07-13) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 10 인용 특허 : 5 |
A sound absorbing structure is formed of adjacent panels which provide narrow slots opening into first resonance cavities formed behind the panels. Support strips provide secondary cavities between adjacent first cavities to reduce acoustical coupling between adjacent first cavities. The resulting s
A sound absorbing structure to be located over a supporting surface comprising: a plurality of adjacent panels fabricated of a substantially solid material, the panels being disposed in generally edge-by-edge relationship to each other and spaced from each other such that the adjacent side edges of
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