JPS63146416U - - Google Patents

Info

Publication number
JPS63146416U
JPS63146416U JP3523787U JP3523787U JPS63146416U JP S63146416 U JPS63146416 U JP S63146416U JP 3523787 U JP3523787 U JP 3523787U JP 3523787 U JP3523787 U JP 3523787U JP S63146416 U JPS63146416 U JP S63146416U
Authority
JP
Japan
Prior art keywords
bus duct
joint
cylindrical body
insulated
metal cylindrical
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
JP3523787U
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 JP3523787U priority Critical patent/JPS63146416U/ja
Publication of JPS63146416U publication Critical patent/JPS63146416U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Insulated Conductors (AREA)
  • Installation Of Bus-Bars (AREA)

Description

【図面の簡単な説明】
第1図は従来の絶縁バスダクトの断面図、第2
図は本考案防煙性バスダクトの1例を示す断面図
である。第3図は耐火試験状況の説明図、第4図
はJISA―1304に規定された標準加熱曲線
である。 1……導体、2……絶縁層、3……金属筒体、
4……接合部、6……熱発泡性耐火組成物層。

Claims (1)

    【実用新案登録請求の範囲】
  1. 所望数の絶縁導体を積層し、その外周を接合部
    を有する金属製筒体で包被してなる絶縁バスダク
    トにおいて、少くとも該金属製筒体の接合部の内
    面に熱発泡性耐火組成物層を設けたことを特徴と
    する防煙性絶縁バスダクト。
JP3523787U 1987-03-12 1987-03-12 Pending JPS63146416U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3523787U JPS63146416U (ja) 1987-03-12 1987-03-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3523787U JPS63146416U (ja) 1987-03-12 1987-03-12

Publications (1)

Publication Number Publication Date
JPS63146416U true JPS63146416U (ja) 1988-09-27

Family

ID=30844542

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3523787U Pending JPS63146416U (ja) 1987-03-12 1987-03-12

Country Status (1)

Country Link
JP (1) JPS63146416U (ja)

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