JPS6014878Y2 - シ−ルド掘進機用カツタビツト - Google Patents

シ−ルド掘進機用カツタビツト

Info

Publication number
JPS6014878Y2
JPS6014878Y2 JP13510180U JP13510180U JPS6014878Y2 JP S6014878 Y2 JPS6014878 Y2 JP S6014878Y2 JP 13510180 U JP13510180 U JP 13510180U JP 13510180 U JP13510180 U JP 13510180U JP S6014878 Y2 JPS6014878 Y2 JP S6014878Y2
Authority
JP
Japan
Prior art keywords
cutter
bit
cutting
tip
bit body
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
JP13510180U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5760995U (en, 2012
Inventor
幸男 藤本
肇 宮坂
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 JP13510180U priority Critical patent/JPS6014878Y2/ja
Publication of JPS5760995U publication Critical patent/JPS5760995U/ja
Application granted granted Critical
Publication of JPS6014878Y2 publication Critical patent/JPS6014878Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP13510180U 1980-09-22 1980-09-22 シ−ルド掘進機用カツタビツト Expired JPS6014878Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13510180U JPS6014878Y2 (ja) 1980-09-22 1980-09-22 シ−ルド掘進機用カツタビツト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13510180U JPS6014878Y2 (ja) 1980-09-22 1980-09-22 シ−ルド掘進機用カツタビツト

Publications (2)

Publication Number Publication Date
JPS5760995U JPS5760995U (en, 2012) 1982-04-10
JPS6014878Y2 true JPS6014878Y2 (ja) 1985-05-11

Family

ID=29495282

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13510180U Expired JPS6014878Y2 (ja) 1980-09-22 1980-09-22 シ−ルド掘進機用カツタビツト

Country Status (1)

Country Link
JP (1) JPS6014878Y2 (en, 2012)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0338314Y2 (en, 2012) * 1985-01-11 1991-08-13
GB2221691B (en) * 1988-07-15 1992-04-15 Courtaulds Films & Packaging Polymeric films for the storage or packing of plant material
JP7608022B2 (ja) * 2021-03-16 2025-01-06 地中空間開発株式会社 トンネル掘削機およびカッタビット

Also Published As

Publication number Publication date
JPS5760995U (en, 2012) 1982-04-10

Similar Documents

Publication Publication Date Title
US3858671A (en) Excavating tool
US5720357A (en) Cutter assemblies for rotary drill bits
GB2280627A (en) Mine roof drill bit and cutting insert therefor
US4755004A (en) Rotary rocksaw device
US3139148A (en) Rotary boring head having roller cutter disks
US4004645A (en) Disc cutting units for use on rock boring machines
JPS6014878Y2 (ja) シ−ルド掘進機用カツタビツト
JPS6126470Y2 (en, 2012)
US4380271A (en) Earth auger with removable cutting tooth support structure
US4185707A (en) Auger construction
JPS6140485B2 (en, 2012)
JPH0338314Y2 (en, 2012)
JP3332842B2 (ja) 掘削用のカッタリング及び掘削用のディスクカッタ
JPS5914897U (ja) シ−ルド掘進機用カツタ−ビツト
JPS6019199Y2 (ja) シ−ルド掘進機用ビツト
JP3085815B2 (ja) シールド掘削機用カッタヘッド
JP2000064785A (ja) 高強度壁切削シールド掘進機
US2483221A (en) Bit with protected insert
JPH11166390A (ja) シールド掘削機用の先行ビット
JPH07158372A (ja) ディスクカッター
JP3034192U (ja) 丸 鋸
JPH10325292A (ja) シールド掘削機のフィッシュテールビット
CA1140168A (en) Cutting picks
JPH1193578A (ja) トンネル掘進機用カッタビット
JPS6141838Y2 (en, 2012)