JPS59122691A - さく孔装置の継ぎロツド取外し装置 - Google Patents

さく孔装置の継ぎロツド取外し装置

Info

Publication number
JPS59122691A
JPS59122691A JP22811782A JP22811782A JPS59122691A JP S59122691 A JPS59122691 A JP S59122691A JP 22811782 A JP22811782 A JP 22811782A JP 22811782 A JP22811782 A JP 22811782A JP S59122691 A JPS59122691 A JP S59122691A
Authority
JP
Japan
Prior art keywords
rod
joint
drifter
joint sleeve
connecting rod
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
JP22811782A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6242118B2 (enExample
Inventor
吉本　博隆
野中　靖彦
重住　昭
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.)
Mazda Motor Corp
Original Assignee
Mazda Motor 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 Mazda Motor Corp filed Critical Mazda Motor Corp
Priority to JP22811782A priority Critical patent/JPS59122691A/ja
Publication of JPS59122691A publication Critical patent/JPS59122691A/ja
Publication of JPS6242118B2 publication Critical patent/JPS6242118B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP22811782A 1982-12-28 1982-12-28 さく孔装置の継ぎロツド取外し装置 Granted JPS59122691A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22811782A JPS59122691A (ja) 1982-12-28 1982-12-28 さく孔装置の継ぎロツド取外し装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22811782A JPS59122691A (ja) 1982-12-28 1982-12-28 さく孔装置の継ぎロツド取外し装置

Publications (2)

Publication Number Publication Date
JPS59122691A true JPS59122691A (ja) 1984-07-16
JPS6242118B2 JPS6242118B2 (enExample) 1987-09-07

Family

ID=16871466

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22811782A Granted JPS59122691A (ja) 1982-12-28 1982-12-28 さく孔装置の継ぎロツド取外し装置

Country Status (1)

Country Link
JP (1) JPS59122691A (enExample)

Also Published As

Publication number Publication date
JPS6242118B2 (enExample) 1987-09-07

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