JPS60139896U - Cutters for shield excavators - Google Patents

Cutters for shield excavators

Info

Publication number
JPS60139896U
JPS60139896U JP2385184U JP2385184U JPS60139896U JP S60139896 U JPS60139896 U JP S60139896U JP 2385184 U JP2385184 U JP 2385184U JP 2385184 U JP2385184 U JP 2385184U JP S60139896 U JPS60139896 U JP S60139896U
Authority
JP
Japan
Prior art keywords
cutters
shield excavators
cutter
blade body
fixed
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.)
Pending
Application number
JP2385184U
Other languages
Japanese (ja)
Inventor
谷元　義正
Original Assignee
三菱マテリアル株式会社
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 三菱マテリアル株式会社 filed Critical 三菱マテリアル株式会社
Priority to JP2385184U priority Critical patent/JPS60139896U/en
Publication of JPS60139896U publication Critical patent/JPS60139896U/en
Pending legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来のカッタの断面図、第２図及び第３図は夫
々、本考案の各実施例の断面図である。 １．４・・・・・・刃体、２・・・・・・台金、α、β
・・曲掬い角。FIG. 1 is a sectional view of a conventional cutter, and FIGS. 2 and 3 are sectional views of each embodiment of the present invention. 1.4...Blade body, 2...Base metal, α, β
...Curved corner.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 鋼製台金に焼結タングステンカーバイド等がａなる硬質
金属刃体が鑞付等で固定されたシールド掘削機用カッタ
において、前記硬質金属刃体がマ、イナス角度の゛掬い
角で固定されていることを特徴゛　とするシールド掘削
機用カッタ。In a cutter for a shield excavator, in which a hard metal blade body made of sintered tungsten carbide or the like is fixed to a steel base metal by brazing or the like, the hard metal blade body is fixed at a rake angle of a negative angle. A cutter for a shield excavator, which is characterized by:
JP2385184U 1984-02-23 1984-02-23 Cutters for shield excavators Pending JPS60139896U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2385184U JPS60139896U (en) 1984-02-23 1984-02-23 Cutters for shield excavators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2385184U JPS60139896U (en) 1984-02-23 1984-02-23 Cutters for shield excavators

Publications (1)

Publication Number Publication Date
JPS60139896U true JPS60139896U (en) 1985-09-17

Family

ID=30517460

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2385184U Pending JPS60139896U (en) 1984-02-23 1984-02-23 Cutters for shield excavators

Country Status (1)

Country Link
JP (1) JPS60139896U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004100176A (en) * 2002-09-06 2004-04-02 Hitachi Zosen Corp Excavation bit for tunnel boring machine
JP2009084995A (en) * 2007-09-11 2009-04-23 Kajima Corp Cutter bit and method of excavation
JP2018115676A (en) * 2017-01-16 2018-07-26 あすか創建株式会社 Method for constructing underground piping in boulder stone zone

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5816298B2 (en) * 1975-01-10 1983-03-30 トウキヨウタングステン カブシキガイシヤ Ex-sensor rotary target information

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5816298B2 (en) * 1975-01-10 1983-03-30 トウキヨウタングステン カブシキガイシヤ Ex-sensor rotary target information

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004100176A (en) * 2002-09-06 2004-04-02 Hitachi Zosen Corp Excavation bit for tunnel boring machine
JP2009084995A (en) * 2007-09-11 2009-04-23 Kajima Corp Cutter bit and method of excavation
JP2018115676A (en) * 2017-01-16 2018-07-26 あすか創建株式会社 Method for constructing underground piping in boulder stone zone

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