JPS62176284U - - Google Patents

Info

Publication number
JPS62176284U
JPS62176284U JP6249286U JP6249286U JPS62176284U JP S62176284 U JPS62176284 U JP S62176284U JP 6249286 U JP6249286 U JP 6249286U JP 6249286 U JP6249286 U JP 6249286U JP S62176284 U JPS62176284 U JP S62176284U
Authority
JP
Japan
Prior art keywords
boom
kelly bar
drive device
link
earth drill
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
JP6249286U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0447276Y2 (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 JP1986062492U priority Critical patent/JPH0447276Y2/ja
Publication of JPS62176284U publication Critical patent/JPS62176284U/ja
Application granted granted Critical
Publication of JPH0447276Y2 publication Critical patent/JPH0447276Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1986062492U 1986-04-24 1986-04-24 Expired JPH0447276Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986062492U JPH0447276Y2 (enrdf_load_stackoverflow) 1986-04-24 1986-04-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986062492U JPH0447276Y2 (enrdf_load_stackoverflow) 1986-04-24 1986-04-24

Publications (2)

Publication Number Publication Date
JPS62176284U true JPS62176284U (enrdf_load_stackoverflow) 1987-11-09
JPH0447276Y2 JPH0447276Y2 (enrdf_load_stackoverflow) 1992-11-09

Family

ID=30896822

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986062492U Expired JPH0447276Y2 (enrdf_load_stackoverflow) 1986-04-24 1986-04-24

Country Status (1)

Country Link
JP (1) JPH0447276Y2 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0646090U (ja) * 1993-10-04 1994-06-24 日本車輌製造株式会社 アースドリル

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5241561A (en) * 1975-09-29 1977-03-31 T I Shii Shichizun:Kk Time measuring device
JPS5663281U (enrdf_load_stackoverflow) * 1979-10-18 1981-05-28

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5241561A (en) * 1975-09-29 1977-03-31 T I Shii Shichizun:Kk Time measuring device
JPS5663281U (enrdf_load_stackoverflow) * 1979-10-18 1981-05-28

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0646090U (ja) * 1993-10-04 1994-06-24 日本車輌製造株式会社 アースドリル

Also Published As

Publication number Publication date
JPH0447276Y2 (enrdf_load_stackoverflow) 1992-11-09

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