JPS58115590U - 竪穴掘削用ビツト - Google Patents

竪穴掘削用ビツト

Info

Publication number
JPS58115590U
JPS58115590U JP996082U JP996082U JPS58115590U JP S58115590 U JPS58115590 U JP S58115590U JP 996082 U JP996082 U JP 996082U JP 996082 U JP996082 U JP 996082U JP S58115590 U JPS58115590 U JP S58115590U
Authority
JP
Japan
Prior art keywords
cutting
removal pipe
cutting cutters
cutter
earth removal
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
JP996082U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6239184Y2 (enExample
Inventor
忠 尾梶
正美 和田
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery Co Ltd
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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP996082U priority Critical patent/JPS58115590U/ja
Publication of JPS58115590U publication Critical patent/JPS58115590U/ja
Application granted granted Critical
Publication of JPS6239184Y2 publication Critical patent/JPS6239184Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP996082U 1982-01-29 1982-01-29 竪穴掘削用ビツト Granted JPS58115590U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP996082U JPS58115590U (ja) 1982-01-29 1982-01-29 竪穴掘削用ビツト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP996082U JPS58115590U (ja) 1982-01-29 1982-01-29 竪穴掘削用ビツト

Publications (2)

Publication Number Publication Date
JPS58115590U true JPS58115590U (ja) 1983-08-06
JPS6239184Y2 JPS6239184Y2 (enExample) 1987-10-06

Family

ID=30022564

Family Applications (1)

Application Number Title Priority Date Filing Date
JP996082U Granted JPS58115590U (ja) 1982-01-29 1982-01-29 竪穴掘削用ビツト

Country Status (1)

Country Link
JP (1) JPS58115590U (enExample)

Also Published As

Publication number Publication date
JPS6239184Y2 (enExample) 1987-10-06

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