| 发明名称 |
SOUND-ABSORBING STRUCTURE BODY |
| 摘要 |
<p>A sound-absorbing structure body according to the present invention comprises a ridge-groove board (11) formed with a large number of ridges and grooves, a closing board (15) joined to the ridge-groove board so as to close one side of the ridge-groove board and thereby form a hollow portion (13), a partition board (21) for partitioning the hollow portion (13) into two or more partitioned spaces (22a, 22b), and two or more holes (25a, 25b) opened in the ridge-groove board so as to bring into communication with each of the two or more partitioned spaces (22a, 22b). <IMAGE> <IMAGE></p> |
| 申请公布号 |
EP1598809(A1) |
申请公布日期 |
2005.11.23 |
| 申请号 |
EP20040704725 |
申请日期 |
2004.01.23 |
| 申请人 |
KABUSHIKI KAISHA KOBE SEIKO SHO |
发明人 |
YAMAGUCHI, ZENZO;YAMAGIWA, ICHIRO;TANAKA, TOSHIMITSU;UEDA, HIROKI |
| 分类号 |
G10K11/16;G10K11/172;(IPC1-7):G10K11/16 |
主分类号 |
G10K11/16 |
| 代理机构 |
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