JPH0293392U - - Google Patents

Info

Publication number
JPH0293392U
JPH0293392U JP86189U JP86189U JPH0293392U JP H0293392 U JPH0293392 U JP H0293392U JP 86189 U JP86189 U JP 86189U JP 86189 U JP86189 U JP 86189U JP H0293392 U JPH0293392 U JP H0293392U
Authority
JP
Japan
Prior art keywords
shield
cutter head
cutter
overcut
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.)
Pending
Application number
JP86189U
Other languages
English (en)
Japanese (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 JP86189U priority Critical patent/JPH0293392U/ja
Publication of JPH0293392U publication Critical patent/JPH0293392U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP86189U 1989-01-10 1989-01-10 Pending JPH0293392U (US07642317-20100105-C00010.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP86189U JPH0293392U (US07642317-20100105-C00010.png) 1989-01-10 1989-01-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP86189U JPH0293392U (US07642317-20100105-C00010.png) 1989-01-10 1989-01-10

Publications (1)

Publication Number Publication Date
JPH0293392U true JPH0293392U (US07642317-20100105-C00010.png) 1990-07-25

Family

ID=31200247

Family Applications (1)

Application Number Title Priority Date Filing Date
JP86189U Pending JPH0293392U (US07642317-20100105-C00010.png) 1989-01-10 1989-01-10

Country Status (1)

Country Link
JP (1) JPH0293392U (US07642317-20100105-C00010.png)

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