JPH0365799U - - Google Patents

Info

Publication number
JPH0365799U
JPH0365799U JP12658089U JP12658089U JPH0365799U JP H0365799 U JPH0365799 U JP H0365799U JP 12658089 U JP12658089 U JP 12658089U JP 12658089 U JP12658089 U JP 12658089U JP H0365799 U JPH0365799 U JP H0365799U
Authority
JP
Japan
Prior art keywords
water
impermeable thermoplastic
width
tunnel construction
prevention sheet
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
JP12658089U
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 JP12658089U priority Critical patent/JPH0365799U/ja
Publication of JPH0365799U publication Critical patent/JPH0365799U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第１図は本考案のクラツク防止シートの部分概
略図であり、第２図はその断面図、第３図はその
接合取付け断面図である。

Claims (1)

  1. 【実用新案登録請求の範囲】 １ 不透水性熱可塑性フイルムからなる帯状体の
    両端耳部に一定巾で遊離している不透水性熱可塑
    性フイルムを接合すると共に中央部の少なくとも
    １個所にも一定巾で遊離している不透水性熱可塑
    性フイルムを接合してなるトンネル工事用クラツ
    ク防止シート。 ２ 表面に巾方向に一定間隔にて巾方向にライン
    を有する請求項１記載のトンネル工事用クラツク
    防止シート。
JP12658089U 1989-10-31 1989-10-31 Pending JPH0365799U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12658089U JPH0365799U (ja) 1989-10-31 1989-10-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12658089U JPH0365799U (ja) 1989-10-31 1989-10-31

Publications (1)

Publication Number Publication Date
JPH0365799U true JPH0365799U (ja) 1991-06-26

Family

ID=31674385

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12658089U Pending JPH0365799U (ja) 1989-10-31 1989-10-31

Country Status (1)

Country Link
JP (1) JPH0365799U (ja)

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