JPS6019199Y2 - シ−ルド掘進機用ビツト - Google Patents

シ−ルド掘進機用ビツト

Info

Publication number
JPS6019199Y2
JPS6019199Y2 JP15855679U JP15855679U JPS6019199Y2 JP S6019199 Y2 JPS6019199 Y2 JP S6019199Y2 JP 15855679 U JP15855679 U JP 15855679U JP 15855679 U JP15855679 U JP 15855679U JP S6019199 Y2 JPS6019199 Y2 JP S6019199Y2
Authority
JP
Japan
Prior art keywords
bit
wear
leading
present
shield
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
JP15855679U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5677596U (enExample
Inventor
幸男 藤本
勝男 渡辺
Original Assignee
石川島播磨重工業株式会社
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 石川島播磨重工業株式会社 filed Critical 石川島播磨重工業株式会社
Priority to JP15855679U priority Critical patent/JPS6019199Y2/ja
Publication of JPS5677596U publication Critical patent/JPS5677596U/ja
Application granted granted Critical
Publication of JPS6019199Y2 publication Critical patent/JPS6019199Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP15855679U 1979-11-15 1979-11-15 シ−ルド掘進機用ビツト Expired JPS6019199Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15855679U JPS6019199Y2 (ja) 1979-11-15 1979-11-15 シ−ルド掘進機用ビツト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15855679U JPS6019199Y2 (ja) 1979-11-15 1979-11-15 シ−ルド掘進機用ビツト

Publications (2)

Publication Number Publication Date
JPS5677596U JPS5677596U (enExample) 1981-06-24
JPS6019199Y2 true JPS6019199Y2 (ja) 1985-06-10

Family

ID=29669796

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15855679U Expired JPS6019199Y2 (ja) 1979-11-15 1979-11-15 シ−ルド掘進機用ビツト

Country Status (1)

Country Link
JP (1) JPS6019199Y2 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002242592A (ja) * 2001-02-20 2002-08-28 Toshiba Tungaloy Co Ltd シールド掘削機用ビット
JP2014047612A (ja) * 2012-09-04 2014-03-17 Zenitaka Corp カッタービット、掘削機及び掘削工法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5931697U (ja) * 1982-08-19 1984-02-27 日立造船株式会社 シ−ルド掘進機のカツタ−
JPS61242300A (ja) * 1985-04-17 1986-10-28 東急建設株式会社 かくれチツプを備えた切削用円筒管

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002242592A (ja) * 2001-02-20 2002-08-28 Toshiba Tungaloy Co Ltd シールド掘削機用ビット
JP2014047612A (ja) * 2012-09-04 2014-03-17 Zenitaka Corp カッタービット、掘削機及び掘削工法

Also Published As

Publication number Publication date
JPS5677596U (enExample) 1981-06-24

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