JPS6331200U - - Google Patents

Info

Publication number
JPS6331200U
JPS6331200U JP12427786U JP12427786U JPS6331200U JP S6331200 U JPS6331200 U JP S6331200U JP 12427786 U JP12427786 U JP 12427786U JP 12427786 U JP12427786 U JP 12427786U JP S6331200 U JPS6331200 U JP S6331200U
Authority
JP
Japan
Prior art keywords
injection port
stopper
backfilling
inlet
utility
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.)
Granted
Application number
JP12427786U
Other languages
English (en)
Other versions
JPH0447279Y2 (ja
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 JP1986124277U priority Critical patent/JPH0447279Y2/ja
Publication of JPS6331200U publication Critical patent/JPS6331200U/ja
Application granted granted Critical
Publication of JPH0447279Y2 publication Critical patent/JPH0447279Y2/ja
Expired legal-status Critical Current

Links

Description

【図面の簡単な説明】
第１図は本考案のトンネル覆工用セグメントの
裏込め注入口の第１実施例を示す縦断正面図、第
２図は本考案で使用する栓体の一部切欠いた正面
図、第３図は使用する工具の斜視図、第４図は本
考案の第２実施例を示す一部切欠いた正面図であ
る。 １…セグメント、２…スリーブ、２ａ…ネジ面
、３…閉鎖栓、３ａ…フランジ、３ｂ…ネジ部、
４…栓体、４ａ…ネジ面、４ｂ…回転用の係止部
、５…工具、５ａ…係止部、６…裏込め注入口。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 裏込め注入口先端に、ねじ止め機能を有す
    る合成樹脂製又は金属製の閉鎖栓を着脱自在に取
    付けるセグメントの裏込め注入口において、外周
    にネジ面を形成した水膨潤性組成物による栓体を
    注入口内の前記閉鎖栓の上部に螺入したことを特
    徴とするトンネル覆工用セグメントの裏込め注入
    口。 (2) 栓体は、下面に回転用の凹部又は凸部によ
    る矩形係止部を有する実用新案登録請求の範囲第
    １項記載のトンネル覆工用セグメントの裏込め注
    入口。
JP1986124277U 1986-08-12 1986-08-12 Expired JPH0447279Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986124277U JPH0447279Y2 (ja) 1986-08-12 1986-08-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986124277U JPH0447279Y2 (ja) 1986-08-12 1986-08-12

Publications (2)

Publication Number Publication Date
JPS6331200U true JPS6331200U (ja) 1988-02-29
JPH0447279Y2 JPH0447279Y2 (ja) 1992-11-09

Family

ID=31016143

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986124277U Expired JPH0447279Y2 (ja) 1986-08-12 1986-08-12

Country Status (1)

Country Link
JP (1) JPH0447279Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015143422A (ja) * 2014-01-31 2015-08-06 メトロ開発株式会社 高止水逆止弁

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6120155U (ja) * 1984-07-10 1986-02-05 協和株式会社 排液用接続管

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6120155U (ja) * 1984-07-10 1986-02-05 協和株式会社 排液用接続管

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015143422A (ja) * 2014-01-31 2015-08-06 メトロ開発株式会社 高止水逆止弁

Also Published As

Publication number Publication date
JPH0447279Y2 (ja) 1992-11-09

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