JPH0342898U - - Google Patents

Info

Publication number
JPH0342898U
JPH0342898U JP10119589U JP10119589U JPH0342898U JP H0342898 U JPH0342898 U JP H0342898U JP 10119589 U JP10119589 U JP 10119589U JP 10119589 U JP10119589 U JP 10119589U JP H0342898 U JPH0342898 U JP H0342898U
Authority
JP
Japan
Prior art keywords
face plate
cutter head
roller cutters
increased
gradually
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
JP10119589U
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 JP10119589U priority Critical patent/JPH0342898U/ja
Publication of JPH0342898U publication Critical patent/JPH0342898U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP10119589U 1989-08-31 1989-08-31 Pending JPH0342898U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10119589U JPH0342898U (enrdf_load_stackoverflow) 1989-08-31 1989-08-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10119589U JPH0342898U (enrdf_load_stackoverflow) 1989-08-31 1989-08-31

Publications (1)

Publication Number Publication Date
JPH0342898U true JPH0342898U (enrdf_load_stackoverflow) 1991-04-23

Family

ID=31650158

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10119589U Pending JPH0342898U (enrdf_load_stackoverflow) 1989-08-31 1989-08-31

Country Status (1)

Country Link
JP (1) JPH0342898U (enrdf_load_stackoverflow)

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