JPS612591U - 地中筒体の前進装置 - Google Patents

地中筒体の前進装置

Info

Publication number
JPS612591U
JPS612591U JP8666384U JP8666384U JPS612591U JP S612591 U JPS612591 U JP S612591U JP 8666384 U JP8666384 U JP 8666384U JP 8666384 U JP8666384 U JP 8666384U JP S612591 U JPS612591 U JP S612591U
Authority
JP
Japan
Prior art keywords
cylindrical body
members
cylinder
attached
pressurizing
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
JP8666384U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0322391Y2 (enExample
Inventor
厚一 植村
誠 植村
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP8666384U priority Critical patent/JPS612591U/ja
Publication of JPS612591U publication Critical patent/JPS612591U/ja
Application granted granted Critical
Publication of JPH0322391Y2 publication Critical patent/JPH0322391Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP8666384U 1984-06-13 1984-06-13 地中筒体の前進装置 Granted JPS612591U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8666384U JPS612591U (ja) 1984-06-13 1984-06-13 地中筒体の前進装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8666384U JPS612591U (ja) 1984-06-13 1984-06-13 地中筒体の前進装置

Publications (2)

Publication Number Publication Date
JPS612591U true JPS612591U (ja) 1986-01-09
JPH0322391Y2 JPH0322391Y2 (enExample) 1991-05-15

Family

ID=30638180

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8666384U Granted JPS612591U (ja) 1984-06-13 1984-06-13 地中筒体の前進装置

Country Status (1)

Country Link
JP (1) JPS612591U (enExample)

Also Published As

Publication number Publication date
JPH0322391Y2 (enExample) 1991-05-15

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