JPS608794U - 掘削機 - Google Patents

掘削機

Info

Publication number
JPS608794U
JPS608794U JP10041983U JP10041983U JPS608794U JP S608794 U JPS608794 U JP S608794U JP 10041983 U JP10041983 U JP 10041983U JP 10041983 U JP10041983 U JP 10041983U JP S608794 U JPS608794 U JP S608794U
Authority
JP
Japan
Prior art keywords
excavation head
annular support
rock drill
cylinder device
bearing
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
JP10041983U
Other languages
English (en)
Japanese (ja)
Other versions
JPS64476Y2 (fi
Inventor
糸永　洋
Original Assignee
日立造船株式会社
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 日立造船株式会社 filed Critical 日立造船株式会社
Priority to JP10041983U priority Critical patent/JPS608794U/ja
Publication of JPS608794U publication Critical patent/JPS608794U/ja
Application granted granted Critical
Publication of JPS64476Y2 publication Critical patent/JPS64476Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP10041983U 1983-06-28 1983-06-28 掘削機 Granted JPS608794U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10041983U JPS608794U (ja) 1983-06-28 1983-06-28 掘削機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10041983U JPS608794U (ja) 1983-06-28 1983-06-28 掘削機

Publications (2)

Publication Number Publication Date
JPS608794U true JPS608794U (ja) 1985-01-22
JPS64476Y2 JPS64476Y2 (fi) 1989-01-06

Family

ID=30237563

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10041983U Granted JPS608794U (ja) 1983-06-28 1983-06-28 掘削機

Country Status (1)

Country Link
JP (1) JPS608794U (fi)

Also Published As

Publication number Publication date
JPS64476Y2 (fi) 1989-01-06

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