JPS6220547Y2 - - Google Patents

Info

Publication number
JPS6220547Y2
JPS6220547Y2 JP12464680U JP12464680U JPS6220547Y2 JP S6220547 Y2 JPS6220547 Y2 JP S6220547Y2 JP 12464680 U JP12464680 U JP 12464680U JP 12464680 U JP12464680 U JP 12464680U JP S6220547 Y2 JPS6220547 Y2 JP S6220547Y2
Authority
JP
Japan
Prior art keywords
drill
ground
hydraulic motor
drills
flow rate
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
JP12464680U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5751786U (de
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 JP12464680U priority Critical patent/JPS6220547Y2/ja
Publication of JPS5751786U publication Critical patent/JPS5751786U/ja
Application granted granted Critical
Publication of JPS6220547Y2 publication Critical patent/JPS6220547Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Soil Working Implements (AREA)
  • Operation Control Of Excavators (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Earth Drilling (AREA)
JP12464680U 1980-09-02 1980-09-02 Expired JPS6220547Y2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12464680U JPS6220547Y2 (de) 1980-09-02 1980-09-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12464680U JPS6220547Y2 (de) 1980-09-02 1980-09-02

Publications (2)

Publication Number Publication Date
JPS5751786U JPS5751786U (de) 1982-03-25
JPS6220547Y2 true JPS6220547Y2 (de) 1987-05-25

Family

ID=29485172

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12464680U Expired JPS6220547Y2 (de) 1980-09-02 1980-09-02

Country Status (1)

Country Link
JP (1) JPS6220547Y2 (de)

Also Published As

Publication number Publication date
JPS5751786U (de) 1982-03-25

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