JPH0415831Y2 - - Google Patents

Info

Publication number
JPH0415831Y2
JPH0415831Y2 JP20174186U JP20174186U JPH0415831Y2 JP H0415831 Y2 JPH0415831 Y2 JP H0415831Y2 JP 20174186 U JP20174186 U JP 20174186U JP 20174186 U JP20174186 U JP 20174186U JP H0415831 Y2 JPH0415831 Y2 JP H0415831Y2
Authority
JP
Japan
Prior art keywords
shield
cutter
face plate
solidified
slime
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
JP20174186U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63108493U (en]
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 JP20174186U priority Critical patent/JPH0415831Y2/ja
Publication of JPS63108493U publication Critical patent/JPS63108493U/ja
Application granted granted Critical
Publication of JPH0415831Y2 publication Critical patent/JPH0415831Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP20174186U 1986-12-27 1986-12-27 Expired JPH0415831Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20174186U JPH0415831Y2 (en]) 1986-12-27 1986-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20174186U JPH0415831Y2 (en]) 1986-12-27 1986-12-27

Publications (2)

Publication Number Publication Date
JPS63108493U JPS63108493U (en]) 1988-07-13
JPH0415831Y2 true JPH0415831Y2 (en]) 1992-04-09

Family

ID=31165477

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20174186U Expired JPH0415831Y2 (en]) 1986-12-27 1986-12-27

Country Status (1)

Country Link
JP (1) JPH0415831Y2 (en])

Also Published As

Publication number Publication date
JPS63108493U (en]) 1988-07-13

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