JPS6251359B2 - - Google Patents

Info

Publication number
JPS6251359B2
JPS6251359B2 JP19162482A JP19162482A JPS6251359B2 JP S6251359 B2 JPS6251359 B2 JP S6251359B2 JP 19162482 A JP19162482 A JP 19162482A JP 19162482 A JP19162482 A JP 19162482A JP S6251359 B2 JPS6251359 B2 JP S6251359B2
Authority
JP
Japan
Prior art keywords
rod
joint
sleeve
rotating shaft
movable member
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
Application number
JP19162482A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5980888A (ja
Inventor
Hirotaka Yoshimoto
Taiji Nishio
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.)
Matsuda KK
Original Assignee
Matsuda 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 Matsuda KK filed Critical Matsuda KK
Priority to JP19162482A priority Critical patent/JPS5980888A/ja
Publication of JPS5980888A publication Critical patent/JPS5980888A/ja
Publication of JPS6251359B2 publication Critical patent/JPS6251359B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP19162482A 1982-10-30 1982-10-30 さく孔装置の継ぎロッド取外し装置 Granted JPS5980888A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19162482A JPS5980888A (ja) 1982-10-30 1982-10-30 さく孔装置の継ぎロッド取外し装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19162482A JPS5980888A (ja) 1982-10-30 1982-10-30 さく孔装置の継ぎロッド取外し装置

Publications (2)

Publication Number Publication Date
JPS5980888A JPS5980888A (ja) 1984-05-10
JPS6251359B2 true JPS6251359B2 (enrdf_load_stackoverflow) 1987-10-29

Family

ID=16277733

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19162482A Granted JPS5980888A (ja) 1982-10-30 1982-10-30 さく孔装置の継ぎロッド取外し装置

Country Status (1)

Country Link
JP (1) JPS5980888A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS5980888A (ja) 1984-05-10

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