JPS6043933U - soundproof duct - Google Patents

soundproof duct

Info

Publication number
JPS6043933U
JPS6043933U JP13536383U JP13536383U JPS6043933U JP S6043933 U JPS6043933 U JP S6043933U JP 13536383 U JP13536383 U JP 13536383U JP 13536383 U JP13536383 U JP 13536383U JP S6043933 U JPS6043933 U JP S6043933U
Authority
JP
Japan
Prior art keywords
duct
soundproof duct
soundproof
layer
soundabsorbing
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.)
Pending
Application number
JP13536383U
Other languages
Japanese (ja)
Inventor
中瀬　士節
Original Assignee
松下電工株式会社
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 by 松下電工株式会社 filed Critical 松下電工株式会社
Priority to JP13536383U priority Critical patent/JPS6043933U/en
Publication of JPS6043933U publication Critical patent/JPS6043933U/en
Pending legal-status Critical Current

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  • Duct Arrangements (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図ａ、　ｂは本考案の一実施例の斜視図と拡大断面
図、第２図は換気装置の概略図であり、１は吸音層、２
は遮音層である。Figures 1a and b are a perspective view and an enlarged sectional view of an embodiment of the present invention, and Figure 2 is a schematic diagram of a ventilation system, in which 1 is a sound absorbing layer, 2 is a
is a sound insulation layer.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ゛　　換気扇に接続されるダクトであって、筒状の吸音
層の外周に遮音層が設けられて形成されバ防音ダクト。゛ A soundproof duct is a duct connected to a ventilation fan, and is formed by providing a soundproofing layer around the outer periphery of a cylindrical soundabsorbing layer.
JP13536383U 1983-08-31 1983-08-31 soundproof duct Pending JPS6043933U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13536383U JPS6043933U (en) 1983-08-31 1983-08-31 soundproof duct

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13536383U JPS6043933U (en) 1983-08-31 1983-08-31 soundproof duct

Publications (1)

Publication Number Publication Date
JPS6043933U true JPS6043933U (en) 1985-03-28

Family

ID=30304706

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13536383U Pending JPS6043933U (en) 1983-08-31 1983-08-31 soundproof duct

Country Status (1)

Country Link
JP (1) JPS6043933U (en)

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