JPH0630908Y2 - 連続掘削機 - Google Patents

連続掘削機

Info

Publication number
JPH0630908Y2
JPH0630908Y2 JP14762487U JP14762487U JPH0630908Y2 JP H0630908 Y2 JPH0630908 Y2 JP H0630908Y2 JP 14762487 U JP14762487 U JP 14762487U JP 14762487 U JP14762487 U JP 14762487U JP H0630908 Y2 JPH0630908 Y2 JP H0630908Y2
Authority
JP
Japan
Prior art keywords
earth
excavating
sand
discharging
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.)
Expired - Lifetime
Application number
JP14762487U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6453257U (enExample
Inventor
貞男 河野
隆夫 山下
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP14762487U priority Critical patent/JPH0630908Y2/ja
Publication of JPS6453257U publication Critical patent/JPS6453257U/ja
Application granted granted Critical
Publication of JPH0630908Y2 publication Critical patent/JPH0630908Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
JP14762487U 1987-09-29 1987-09-29 連続掘削機 Expired - Lifetime JPH0630908Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14762487U JPH0630908Y2 (ja) 1987-09-29 1987-09-29 連続掘削機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14762487U JPH0630908Y2 (ja) 1987-09-29 1987-09-29 連続掘削機

Publications (2)

Publication Number Publication Date
JPS6453257U JPS6453257U (enExample) 1989-04-03
JPH0630908Y2 true JPH0630908Y2 (ja) 1994-08-22

Family

ID=31418200

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14762487U Expired - Lifetime JPH0630908Y2 (ja) 1987-09-29 1987-09-29 連続掘削機

Country Status (1)

Country Link
JP (1) JPH0630908Y2 (enExample)

Also Published As

Publication number Publication date
JPS6453257U (enExample) 1989-04-03

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