JPS595696U - 削孔装置 - Google Patents

削孔装置

Info

Publication number
JPS595696U
JPS595696U JP10012882U JP10012882U JPS595696U JP S595696 U JPS595696 U JP S595696U JP 10012882 U JP10012882 U JP 10012882U JP 10012882 U JP10012882 U JP 10012882U JP S595696 U JPS595696 U JP S595696U
Authority
JP
Japan
Prior art keywords
bit
ring
drilling equipment
hole drilling
base end
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
JP10012882U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6239187Y2 (enrdf_load_stackoverflow
Inventor
中野 澄男
政臣 川守田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Priority to JP10012882U priority Critical patent/JPS595696U/ja
Publication of JPS595696U publication Critical patent/JPS595696U/ja
Application granted granted Critical
Publication of JPS6239187Y2 publication Critical patent/JPS6239187Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP10012882U 1982-07-03 1982-07-03 削孔装置 Granted JPS595696U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10012882U JPS595696U (ja) 1982-07-03 1982-07-03 削孔装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10012882U JPS595696U (ja) 1982-07-03 1982-07-03 削孔装置

Publications (2)

Publication Number Publication Date
JPS595696U true JPS595696U (ja) 1984-01-14
JPS6239187Y2 JPS6239187Y2 (enrdf_load_stackoverflow) 1987-10-06

Family

ID=30237000

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10012882U Granted JPS595696U (ja) 1982-07-03 1982-07-03 削孔装置

Country Status (1)

Country Link
JP (1) JPS595696U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6239187Y2 (enrdf_load_stackoverflow) 1987-10-06

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