JPS63181887A - 管の埋設用堀削機 - Google Patents

管の埋設用堀削機

Info

Publication number
JPS63181887A
JPS63181887A JP22814087A JP22814087A JPS63181887A JP S63181887 A JPS63181887 A JP S63181887A JP 22814087 A JP22814087 A JP 22814087A JP 22814087 A JP22814087 A JP 22814087A JP S63181887 A JPS63181887 A JP S63181887A
Authority
JP
Japan
Prior art keywords
tube
outer tube
pipe
tip
excavator
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
JP22814087A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0260838B2 (enrdf_load_stackoverflow
Inventor
横畑　隆夫
昭雄 岡島
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.)
TOHO CHIKA KOKI KK
Original Assignee
TOHO CHIKA KOKI KK
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 TOHO CHIKA KOKI KK filed Critical TOHO CHIKA KOKI KK
Priority to JP22814087A priority Critical patent/JPS63181887A/ja
Publication of JPS63181887A publication Critical patent/JPS63181887A/ja
Publication of JPH0260838B2 publication Critical patent/JPH0260838B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP22814087A 1987-09-11 1987-09-11 管の埋設用堀削機 Granted JPS63181887A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22814087A JPS63181887A (ja) 1987-09-11 1987-09-11 管の埋設用堀削機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22814087A JPS63181887A (ja) 1987-09-11 1987-09-11 管の埋設用堀削機

Publications (2)

Publication Number Publication Date
JPS63181887A true JPS63181887A (ja) 1988-07-27
JPH0260838B2 JPH0260838B2 (enrdf_load_stackoverflow) 1990-12-18

Family

ID=16871845

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22814087A Granted JPS63181887A (ja) 1987-09-11 1987-09-11 管の埋設用堀削機

Country Status (1)

Country Link
JP (1) JPS63181887A (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3878903A (en) * 1973-12-04 1975-04-22 Martin Dee Cherrington Apparatus and process for drilling underground arcuate paths
JPS54113102U (enrdf_load_stackoverflow) * 1978-01-25 1979-08-09

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3878903A (en) * 1973-12-04 1975-04-22 Martin Dee Cherrington Apparatus and process for drilling underground arcuate paths
JPS54113102U (enrdf_load_stackoverflow) * 1978-01-25 1979-08-09

Also Published As

Publication number Publication date
JPH0260838B2 (enrdf_load_stackoverflow) 1990-12-18

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