JPS6290492A - 弧状孔穿孔装置 - Google Patents

弧状孔穿孔装置

Info

Publication number
JPS6290492A
JPS6290492A JP60228575A JP22857585A JPS6290492A JP S6290492 A JPS6290492 A JP S6290492A JP 60228575 A JP60228575 A JP 60228575A JP 22857585 A JP22857585 A JP 22857585A JP S6290492 A JPS6290492 A JP S6290492A
Authority
JP
Japan
Prior art keywords
arcuate
pipe
curved
ground
hole
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
JP60228575A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0520554B2 (enrdf_load_stackoverflow
Inventor
田代　仲司
幸信 山本
幸三郎 土屋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ohbayashi Gumi Ltd
Obayashi Corp
Original Assignee
Ohbayashi Gumi Ltd
Obayashi Corp
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 by Ohbayashi Gumi Ltd, Obayashi Corp filed Critical Ohbayashi Gumi Ltd
Priority to JP60228575A priority Critical patent/JPS6290492A/ja
Publication of JPS6290492A publication Critical patent/JPS6290492A/ja
Publication of JPH0520554B2 publication Critical patent/JPH0520554B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
JP60228575A 1985-10-14 1985-10-14 弧状孔穿孔装置 Granted JPS6290492A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60228575A JPS6290492A (ja) 1985-10-14 1985-10-14 弧状孔穿孔装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60228575A JPS6290492A (ja) 1985-10-14 1985-10-14 弧状孔穿孔装置

Publications (2)

Publication Number Publication Date
JPS6290492A true JPS6290492A (ja) 1987-04-24
JPH0520554B2 JPH0520554B2 (enrdf_load_stackoverflow) 1993-03-19

Family

ID=16878511

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60228575A Granted JPS6290492A (ja) 1985-10-14 1985-10-14 弧状孔穿孔装置

Country Status (1)

Country Link
JP (1) JPS6290492A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4583284B2 (ja) * 2005-10-07 2010-11-17 大成建設株式会社 曲線推進工法及びその工法に用いられる元押しジャッキ

Also Published As

Publication number Publication date
JPH0520554B2 (enrdf_load_stackoverflow) 1993-03-19

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