Title:
衝撃音低減構造及び衝撃音低減方法
Document Type and Number:
Japanese Patent JP7207901
Kind Code:
B2
Abstract:
To develop novel impact sound reduction means.SOLUTION: In a construction structure where two flat plate members are formed interposing an air layer, an impact sound reduction structure is characterized in that an air permeability material is installed at a site where a particle velocity of a sound is fast when the air layer generates a resonance.SELECTED DRAWING: Figure 1
Inventors:
Hikari Tanaka
Application Number:
JP2018155035A
Publication Date:
January 18, 2023
Filing Date:
August 21, 2018
Export Citation:
Assignee:
Taisei Corporation
International Classes:
E04F15/20; E04B1/86; E04B2/56; E04B5/43; E04B9/00; E04F13/075; E04F13/08; E04F15/00; E04F15/024
Domestic Patent References:
| JP2020002648A | ||||
| JP2010097149A | ||||
| JP3172455A | ||||
| JP3043546A | ||||
| JP2006099025A | ||||
| JP2004293065A |
Foreign References:
| US5665943 |
Attorney, Agent or Firm:
Yasuyuki Yamada
Zentaro Hasebe
Masahiro Nakamura
Zentaro Hasebe
Masahiro Nakamura
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