JPS629434Y2 - - Google Patents

Info

Publication number
JPS629434Y2
JPS629434Y2 JP1981151991U JP15199181U JPS629434Y2 JP S629434 Y2 JPS629434 Y2 JP S629434Y2 JP 1981151991 U JP1981151991 U JP 1981151991U JP 15199181 U JP15199181 U JP 15199181U JP S629434 Y2 JPS629434 Y2 JP S629434Y2
Authority
JP
Japan
Prior art keywords
bit body
bit
cutter
excavation
fixture
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
JP1981151991U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5859890U (ja
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 JP15199181U priority Critical patent/JPS5859890U/ja
Publication of JPS5859890U publication Critical patent/JPS5859890U/ja
Application granted granted Critical
Publication of JPS629434Y2 publication Critical patent/JPS629434Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP15199181U 1981-10-12 1981-10-12 シ−ルド掘進機のカッタビット Granted JPS5859890U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15199181U JPS5859890U (ja) 1981-10-12 1981-10-12 シ−ルド掘進機のカッタビット

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15199181U JPS5859890U (ja) 1981-10-12 1981-10-12 シ−ルド掘進機のカッタビット

Publications (2)

Publication Number Publication Date
JPS5859890U JPS5859890U (ja) 1983-04-22
JPS629434Y2 true JPS629434Y2 (cs) 1987-03-04

Family

ID=29944658

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15199181U Granted JPS5859890U (ja) 1981-10-12 1981-10-12 シ−ルド掘進機のカッタビット

Country Status (1)

Country Link
JP (1) JPS5859890U (cs)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5931833Y2 (ja) * 1980-05-09 1984-09-07 日立建機株式会社 シ−ルド掘進機におけるカッタヘッド

Also Published As

Publication number Publication date
JPS5859890U (ja) 1983-04-22

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