JPH0169891U - - Google Patents

Info

Publication number
JPH0169891U
JPH0169891U JP1987162450U JP16245087U JPH0169891U JP H0169891 U JPH0169891 U JP H0169891U JP 1987162450 U JP1987162450 U JP 1987162450U JP 16245087 U JP16245087 U JP 16245087U JP H0169891 U JPH0169891 U JP H0169891U
Authority
JP
Japan
Prior art keywords
kelly rod
rod
kelly
axial direction
gripping
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
JP1987162450U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0526149Y2 (enrdf_load_stackoverflow
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 filed Critical
Priority to JP1987162450U priority Critical patent/JPH0526149Y2/ja
Publication of JPH0169891U publication Critical patent/JPH0169891U/ja
Application granted granted Critical
Publication of JPH0526149Y2 publication Critical patent/JPH0526149Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1987162450U 1987-10-26 1987-10-26 Expired - Lifetime JPH0526149Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987162450U JPH0526149Y2 (enrdf_load_stackoverflow) 1987-10-26 1987-10-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987162450U JPH0526149Y2 (enrdf_load_stackoverflow) 1987-10-26 1987-10-26

Publications (2)

Publication Number Publication Date
JPH0169891U true JPH0169891U (enrdf_load_stackoverflow) 1989-05-09
JPH0526149Y2 JPH0526149Y2 (enrdf_load_stackoverflow) 1993-07-01

Family

ID=31446288

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987162450U Expired - Lifetime JPH0526149Y2 (enrdf_load_stackoverflow) 1987-10-26 1987-10-26

Country Status (1)

Country Link
JP (1) JPH0526149Y2 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019210740A (ja) * 2018-06-06 2019-12-12 株式会社菅原建設 建設機材の回転反力受け装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5985087A (ja) * 1982-11-08 1984-05-16 三菱重工業株式会社 竪孔掘削機
JPS62225687A (ja) * 1985-10-23 1987-10-03 丸五基礎工業株式会社 ア−スドリル掘削機

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5985087A (ja) * 1982-11-08 1984-05-16 三菱重工業株式会社 竪孔掘削機
JPS62225687A (ja) * 1985-10-23 1987-10-03 丸五基礎工業株式会社 ア−スドリル掘削機

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019210740A (ja) * 2018-06-06 2019-12-12 株式会社菅原建設 建設機材の回転反力受け装置

Also Published As

Publication number Publication date
JPH0526149Y2 (enrdf_load_stackoverflow) 1993-07-01

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