JPS621347Y2 - - Google Patents

Info

Publication number
JPS621347Y2
JPS621347Y2 JP1981165697U JP16569781U JPS621347Y2 JP S621347 Y2 JPS621347 Y2 JP S621347Y2 JP 1981165697 U JP1981165697 U JP 1981165697U JP 16569781 U JP16569781 U JP 16569781U JP S621347 Y2 JPS621347 Y2 JP S621347Y2
Authority
JP
Japan
Prior art keywords
socket pipe
prevention plate
inflow prevention
earth
springs
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.)
Expired
Application number
JP1981165697U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5872295U (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 JP16569781U priority Critical patent/JPS5872295U/ja
Publication of JPS5872295U publication Critical patent/JPS5872295U/ja
Application granted granted Critical
Publication of JPS621347Y2 publication Critical patent/JPS621347Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Joints With Sleeves (AREA)
JP16569781U 1981-11-05 1981-11-05 推進工法用中間スリ−ブ Granted JPS5872295U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16569781U JPS5872295U (ja) 1981-11-05 1981-11-05 推進工法用中間スリ−ブ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16569781U JPS5872295U (ja) 1981-11-05 1981-11-05 推進工法用中間スリ−ブ

Publications (2)

Publication Number Publication Date
JPS5872295U JPS5872295U (ja) 1983-05-16
JPS621347Y2 true JPS621347Y2 (en, 2012) 1987-01-13

Family

ID=29957886

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16569781U Granted JPS5872295U (ja) 1981-11-05 1981-11-05 推進工法用中間スリ−ブ

Country Status (1)

Country Link
JP (1) JPS5872295U (en, 2012)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5812958Y2 (ja) * 1978-07-19 1983-03-12 住金鋼管工事株式会社 中押し推進工法における中押し管用止水パツキン

Also Published As

Publication number Publication date
JPS5872295U (ja) 1983-05-16

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