JPS58129985U - 穿孔装置用ブ−ムのガイドシエル差し角規制装置 - Google Patents

穿孔装置用ブ−ムのガイドシエル差し角規制装置

Info

Publication number
JPS58129985U
JPS58129985U JP2259482U JP2259482U JPS58129985U JP S58129985 U JPS58129985 U JP S58129985U JP 2259482 U JP2259482 U JP 2259482U JP 2259482 U JP2259482 U JP 2259482U JP S58129985 U JPS58129985 U JP S58129985U
Authority
JP
Japan
Prior art keywords
guide shell
regulating device
angle regulating
insertion angle
boom
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
JP2259482U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6139019Y2 (enExample
Inventor
米倉　隆志
Original Assignee
古河鉱業株式会社
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 古河鉱業株式会社 filed Critical 古河鉱業株式会社
Priority to JP2259482U priority Critical patent/JPS58129985U/ja
Publication of JPS58129985U publication Critical patent/JPS58129985U/ja
Application granted granted Critical
Publication of JPS6139019Y2 publication Critical patent/JPS6139019Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
JP2259482U 1982-02-19 1982-02-19 穿孔装置用ブ−ムのガイドシエル差し角規制装置 Granted JPS58129985U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2259482U JPS58129985U (ja) 1982-02-19 1982-02-19 穿孔装置用ブ−ムのガイドシエル差し角規制装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2259482U JPS58129985U (ja) 1982-02-19 1982-02-19 穿孔装置用ブ−ムのガイドシエル差し角規制装置

Publications (2)

Publication Number Publication Date
JPS58129985U true JPS58129985U (ja) 1983-09-02
JPS6139019Y2 JPS6139019Y2 (enExample) 1986-11-10

Family

ID=30034668

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2259482U Granted JPS58129985U (ja) 1982-02-19 1982-02-19 穿孔装置用ブ−ムのガイドシエル差し角規制装置

Country Status (1)

Country Link
JP (1) JPS58129985U (enExample)

Also Published As

Publication number Publication date
JPS6139019Y2 (enExample) 1986-11-10

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