JPH0434236Y2 - - Google Patents

Info

Publication number
JPH0434236Y2
JPH0434236Y2 JP1986042042U JP4204286U JPH0434236Y2 JP H0434236 Y2 JPH0434236 Y2 JP H0434236Y2 JP 1986042042 U JP1986042042 U JP 1986042042U JP 4204286 U JP4204286 U JP 4204286U JP H0434236 Y2 JPH0434236 Y2 JP H0434236Y2
Authority
JP
Japan
Prior art keywords
kelly
slide plate
bar
lever
kelly bar
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
JP1986042042U
Other languages
English (en)
Japanese (ja)
Other versions
JPS62154090U (en]
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 JP1986042042U priority Critical patent/JPH0434236Y2/ja
Publication of JPS62154090U publication Critical patent/JPS62154090U/ja
Application granted granted Critical
Publication of JPH0434236Y2 publication Critical patent/JPH0434236Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1986042042U 1986-03-20 1986-03-20 Expired JPH0434236Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986042042U JPH0434236Y2 (en]) 1986-03-20 1986-03-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986042042U JPH0434236Y2 (en]) 1986-03-20 1986-03-20

Publications (2)

Publication Number Publication Date
JPS62154090U JPS62154090U (en]) 1987-09-30
JPH0434236Y2 true JPH0434236Y2 (en]) 1992-08-14

Family

ID=30857591

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986042042U Expired JPH0434236Y2 (en]) 1986-03-20 1986-03-20

Country Status (1)

Country Link
JP (1) JPH0434236Y2 (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH057354Y2 (en]) * 1987-12-21 1993-02-24
JP6356954B2 (ja) * 2012-11-08 2018-07-11 株式会社アイチコーポレーション アースオーガ装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5247286Y2 (en]) * 1975-06-14 1977-10-27

Also Published As

Publication number Publication date
JPS62154090U (en]) 1987-09-30

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