JPS6221191U - - Google Patents

Info

Publication number
JPS6221191U
JPS6221191U JP11236485U JP11236485U JPS6221191U JP S6221191 U JPS6221191 U JP S6221191U JP 11236485 U JP11236485 U JP 11236485U JP 11236485 U JP11236485 U JP 11236485U JP S6221191 U JPS6221191 U JP S6221191U
Authority
JP
Japan
Prior art keywords
sprocket
chain
drill head
attached
hydraulic cylinders
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
JP11236485U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0533596Y2 (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 JP11236485U priority Critical patent/JPH0533596Y2/ja
Publication of JPS6221191U publication Critical patent/JPS6221191U/ja
Application granted granted Critical
Publication of JPH0533596Y2 publication Critical patent/JPH0533596Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
JP11236485U 1985-07-24 1985-07-24 Expired - Lifetime JPH0533596Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11236485U JPH0533596Y2 (enrdf_load_stackoverflow) 1985-07-24 1985-07-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11236485U JPH0533596Y2 (enrdf_load_stackoverflow) 1985-07-24 1985-07-24

Publications (2)

Publication Number Publication Date
JPS6221191U true JPS6221191U (enrdf_load_stackoverflow) 1987-02-07
JPH0533596Y2 JPH0533596Y2 (enrdf_load_stackoverflow) 1993-08-26

Family

ID=30993170

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11236485U Expired - Lifetime JPH0533596Y2 (enrdf_load_stackoverflow) 1985-07-24 1985-07-24

Country Status (1)

Country Link
JP (1) JPH0533596Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0533596Y2 (enrdf_load_stackoverflow) 1993-08-26

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