JPS6332215Y2 - - Google Patents

Info

Publication number
JPS6332215Y2
JPS6332215Y2 JP1983160926U JP16092683U JPS6332215Y2 JP S6332215 Y2 JPS6332215 Y2 JP S6332215Y2 JP 1983160926 U JP1983160926 U JP 1983160926U JP 16092683 U JP16092683 U JP 16092683U JP S6332215 Y2 JPS6332215 Y2 JP S6332215Y2
Authority
JP
Japan
Prior art keywords
pressure water
support shaft
hole
guide
excavation
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
JP1983160926U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6070689U (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 JP16092683U priority Critical patent/JPS6070689U/ja
Publication of JPS6070689U publication Critical patent/JPS6070689U/ja
Application granted granted Critical
Publication of JPS6332215Y2 publication Critical patent/JPS6332215Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP16092683U 1983-10-17 1983-10-17 掘削装置 Granted JPS6070689U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16092683U JPS6070689U (ja) 1983-10-17 1983-10-17 掘削装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16092683U JPS6070689U (ja) 1983-10-17 1983-10-17 掘削装置

Publications (2)

Publication Number Publication Date
JPS6070689U JPS6070689U (ja) 1985-05-18
JPS6332215Y2 true JPS6332215Y2 (enrdf_load_stackoverflow) 1988-08-29

Family

ID=30353819

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16092683U Granted JPS6070689U (ja) 1983-10-17 1983-10-17 掘削装置

Country Status (1)

Country Link
JP (1) JPS6070689U (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5069810U (enrdf_load_stackoverflow) * 1973-10-29 1975-06-20
JPS53140813A (en) * 1977-05-13 1978-12-08 Sato Masahiro Method of rotary excavation by pressure water jet* and structure of propelling part therefor

Also Published As

Publication number Publication date
JPS6070689U (ja) 1985-05-18

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