JPS60126590U - 竪穴掘削機におけるドリルストリングのガイド装置 - Google Patents

竪穴掘削機におけるドリルストリングのガイド装置

Info

Publication number
JPS60126590U
JPS60126590U JP1120184U JP1120184U JPS60126590U JP S60126590 U JPS60126590 U JP S60126590U JP 1120184 U JP1120184 U JP 1120184U JP 1120184 U JP1120184 U JP 1120184U JP S60126590 U JPS60126590 U JP S60126590U
Authority
JP
Japan
Prior art keywords
guide
rollers
drill string
drilling machine
hole drilling
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
JP1120184U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6323515Y2 (cs
Inventor
正美 和田
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery Co Ltd
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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP1120184U priority Critical patent/JPS60126590U/ja
Publication of JPS60126590U publication Critical patent/JPS60126590U/ja
Application granted granted Critical
Publication of JPS6323515Y2 publication Critical patent/JPS6323515Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1120184U 1984-01-31 1984-01-31 竪穴掘削機におけるドリルストリングのガイド装置 Granted JPS60126590U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1120184U JPS60126590U (ja) 1984-01-31 1984-01-31 竪穴掘削機におけるドリルストリングのガイド装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1120184U JPS60126590U (ja) 1984-01-31 1984-01-31 竪穴掘削機におけるドリルストリングのガイド装置

Publications (2)

Publication Number Publication Date
JPS60126590U true JPS60126590U (ja) 1985-08-26
JPS6323515Y2 JPS6323515Y2 (cs) 1988-06-28

Family

ID=30493102

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1120184U Granted JPS60126590U (ja) 1984-01-31 1984-01-31 竪穴掘削機におけるドリルストリングのガイド装置

Country Status (1)

Country Link
JP (1) JPS60126590U (cs)

Also Published As

Publication number Publication date
JPS6323515Y2 (cs) 1988-06-28

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