JPS62163515U - - Google Patents

Info

Publication number
JPS62163515U
JPS62163515U JP5127086U JP5127086U JPS62163515U JP S62163515 U JPS62163515 U JP S62163515U JP 5127086 U JP5127086 U JP 5127086U JP 5127086 U JP5127086 U JP 5127086U JP S62163515 U JPS62163515 U JP S62163515U
Authority
JP
Japan
Prior art keywords
sound
back plate
absorbing wall
sound absorbing
box body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP5127086U
Other languages
English (en)
Other versions
JPH052645Y2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP5127086U priority Critical patent/JPH052645Y2/ja
Publication of JPS62163515U publication Critical patent/JPS62163515U/ja
Application granted granted Critical
Publication of JPH052645Y2 publication Critical patent/JPH052645Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Laminated Bodies (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Building Environments (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す一部切欠縦断
面図、第２図は本考案の吸音壁と従来の吸音壁と
の音の透過損失を比較したグラフである。 １……箱体、２……吸音体、３……背面板、４
……空間、５……砂状粒層、６……前面板。

Claims (1)

    【実用新案登録請求の範囲】
  1. 箱体に収容された吸音体と、箱体の背面を構成
    する背面板と、この吸音体と背面板との間に位置
    する空間とを少なくとも有する吸音壁において、
    表面粗さが中心線平均粗さＲａで表わして１〜４
    mmの砂状粒層がその吸音壁の背面板の表面に形成
    されていることを特徴とする吸音壁。
JP5127086U 1986-04-04 1986-04-04 Expired - Lifetime JPH052645Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5127086U JPH052645Y2 (ja) 1986-04-04 1986-04-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5127086U JPH052645Y2 (ja) 1986-04-04 1986-04-04

Publications (2)

Publication Number Publication Date
JPS62163515U true JPS62163515U (ja) 1987-10-17
JPH052645Y2 JPH052645Y2 (ja) 1993-01-22

Family

ID=30875372

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5127086U Expired - Lifetime JPH052645Y2 (ja) 1986-04-04 1986-04-04

Country Status (1)

Country Link
JP (1) JPH052645Y2 (ja)

Also Published As

Publication number Publication date
JPH052645Y2 (ja) 1993-01-22

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