JPS645032U - - Google Patents

Info

Publication number
JPS645032U
JPS645032U JP9796487U JP9796487U JPS645032U JP S645032 U JPS645032 U JP S645032U JP 9796487 U JP9796487 U JP 9796487U JP 9796487 U JP9796487 U JP 9796487U JP S645032 U JPS645032 U JP S645032U
Authority
JP
Japan
Prior art keywords
ventilation
duct
air resistance
ventilation path
soundproof
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
JP9796487U
Other languages
English (en)
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 JP9796487U priority Critical patent/JPS645032U/ja
Publication of JPS645032U publication Critical patent/JPS645032U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Soundproofing, Sound Blocking, And Sound Damping (AREA)

Description

【図面の簡単な説明】
第1図は本考案の従来例を示す全体断面図、第
2図、第4図、第5図は本考案の各々異なる実施
例を示す全体断面図、第3図、第6図は各々第2
図、第5図におけるA―A,B―B断面図である
。 図において、1は換気扇、2はダクト、3は吸
音材、4は空気抵抗片、5は通気経路、6は仕切
壁、7は吹出口である。

Claims (1)

    【実用新案登録請求の範囲】
  1. ダクト内面に吸音材を設けてなる換気扇用防音
    カバーにおいて、ダクト内を仕切壁にて複数個の
    通気経路に分割し、該通気経路内に空気抵抗片を
    設けて、各通気経路の空気抵抗を相互に異ならし
    めてなる換気扇用防音カバー。
JP9796487U 1987-06-25 1987-06-25 Pending JPS645032U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9796487U JPS645032U (ja) 1987-06-25 1987-06-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9796487U JPS645032U (ja) 1987-06-25 1987-06-25

Publications (1)

Publication Number Publication Date
JPS645032U true JPS645032U (ja) 1989-01-12

Family

ID=31323808

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9796487U Pending JPS645032U (ja) 1987-06-25 1987-06-25

Country Status (1)

Country Link
JP (1) JPS645032U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006154050A (ja) * 2004-11-26 2006-06-15 Taikisha Ltd 消音チャンバ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006154050A (ja) * 2004-11-26 2006-06-15 Taikisha Ltd 消音チャンバ

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