JPH0373353U - - Google Patents

Info

Publication number
JPH0373353U
JPH0373353U JP13593089U JP13593089U JPH0373353U JP H0373353 U JPH0373353 U JP H0373353U JP 13593089 U JP13593089 U JP 13593089U JP 13593089 U JP13593089 U JP 13593089U JP H0373353 U JPH0373353 U JP H0373353U
Authority
JP
Japan
Prior art keywords
support frame
arch
tunnel
airbags
large number
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
JP13593089U
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 JP13593089U priority Critical patent/JPH0373353U/ja
Publication of JPH0373353U publication Critical patent/JPH0373353U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の実施例の要部断面図、第2
図は実施例の使用状態を示す要部断面図、第3図
及び第4図は従来例を示す要部断面図である。

Claims (1)

    【実用新案登録請求の範囲】
  1. アーチ状を成す支持枠外面に沿つてトンネル軸
    方向長さを有するエアバツグを多数配置し、該多
    数のエアバツグの包絡外周面に沿つて被覆シート
    を設けてなるトンネル覆工用支持枠において、該
    被覆シートの、前記アーチ状支持枠基部側におけ
    る端部に牽引索が取りつけられ、前記アーチ状支
    持枠基部には、ガイドプーリを介し、前記牽引索
    の引込み装置を設けてなることを特徴とするトン
    ネル覆工用支持枠。
JP13593089U 1989-11-21 1989-11-21 Pending JPH0373353U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13593089U JPH0373353U (ja) 1989-11-21 1989-11-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13593089U JPH0373353U (ja) 1989-11-21 1989-11-21

Publications (1)

Publication Number Publication Date
JPH0373353U true JPH0373353U (ja) 1991-07-24

Family

ID=31683166

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13593089U Pending JPH0373353U (ja) 1989-11-21 1989-11-21

Country Status (1)

Country Link
JP (1) JPH0373353U (ja)

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