JPS61146594U - - Google Patents

Info

Publication number
JPS61146594U
JPS61146594U JP2485285U JP2485285U JPS61146594U JP S61146594 U JPS61146594 U JP S61146594U JP 2485285 U JP2485285 U JP 2485285U JP 2485285 U JP2485285 U JP 2485285U JP S61146594 U JPS61146594 U JP S61146594U
Authority
JP
Japan
Prior art keywords
pipe
casing
tip
screw
cutter head
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
JP2485285U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0332637Y2 (https=
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 JP2485285U priority Critical patent/JPH0332637Y2/ja
Publication of JPS61146594U publication Critical patent/JPS61146594U/ja
Application granted granted Critical
Publication of JPH0332637Y2 publication Critical patent/JPH0332637Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP2485285U 1985-02-25 1985-02-25 Expired JPH0332637Y2 (https=)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2485285U JPH0332637Y2 (https=) 1985-02-25 1985-02-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2485285U JPH0332637Y2 (https=) 1985-02-25 1985-02-25

Publications (2)

Publication Number Publication Date
JPS61146594U true JPS61146594U (https=) 1986-09-10
JPH0332637Y2 JPH0332637Y2 (https=) 1991-07-10

Family

ID=30519393

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2485285U Expired JPH0332637Y2 (https=) 1985-02-25 1985-02-25

Country Status (1)

Country Link
JP (1) JPH0332637Y2 (https=)

Also Published As

Publication number Publication date
JPH0332637Y2 (https=) 1991-07-10

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