JPS62133788U - - Google Patents

Info

Publication number
JPS62133788U
JPS62133788U JP1852986U JP1852986U JPS62133788U JP S62133788 U JPS62133788 U JP S62133788U JP 1852986 U JP1852986 U JP 1852986U JP 1852986 U JP1852986 U JP 1852986U JP S62133788 U JPS62133788 U JP S62133788U
Authority
JP
Japan
Prior art keywords
kelly bar
urethane
approximately
resin
center
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
JP1852986U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0426554Y2 (US06265458-20010724-C00056.png
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 JP1986018529U priority Critical patent/JPH0426554Y2/ja
Publication of JPS62133788U publication Critical patent/JPS62133788U/ja
Application granted granted Critical
Publication of JPH0426554Y2 publication Critical patent/JPH0426554Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1986018529U 1986-02-12 1986-02-12 Expired JPH0426554Y2 (US06265458-20010724-C00056.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986018529U JPH0426554Y2 (US06265458-20010724-C00056.png) 1986-02-12 1986-02-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986018529U JPH0426554Y2 (US06265458-20010724-C00056.png) 1986-02-12 1986-02-12

Publications (2)

Publication Number Publication Date
JPS62133788U true JPS62133788U (US06265458-20010724-C00056.png) 1987-08-22
JPH0426554Y2 JPH0426554Y2 (US06265458-20010724-C00056.png) 1992-06-25

Family

ID=30812281

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986018529U Expired JPH0426554Y2 (US06265458-20010724-C00056.png) 1986-02-12 1986-02-12

Country Status (1)

Country Link
JP (1) JPH0426554Y2 (US06265458-20010724-C00056.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0198294U (US06265458-20010724-C00056.png) * 1987-12-21 1989-06-30
JPH02256788A (ja) * 1988-07-11 1990-10-17 Hitachi Constr Mach Co Ltd アースドリルのケリーバ
JP2012144874A (ja) * 2011-01-11 2012-08-02 Sanwa Kizai Co Ltd 掘削作業ロッドの圧力流体供給管支持装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5655323U (US06265458-20010724-C00056.png) * 1979-10-05 1981-05-14

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5655323U (US06265458-20010724-C00056.png) * 1979-10-05 1981-05-14

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0198294U (US06265458-20010724-C00056.png) * 1987-12-21 1989-06-30
JPH02256788A (ja) * 1988-07-11 1990-10-17 Hitachi Constr Mach Co Ltd アースドリルのケリーバ
JP2012144874A (ja) * 2011-01-11 2012-08-02 Sanwa Kizai Co Ltd 掘削作業ロッドの圧力流体供給管支持装置

Also Published As

Publication number Publication date
JPH0426554Y2 (US06265458-20010724-C00056.png) 1992-06-25

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