JP2508509Y2 - カッタ― - Google Patents

カッタ―

Info

Publication number
JP2508509Y2
JP2508509Y2 JP1989070800U JP7080089U JP2508509Y2 JP 2508509 Y2 JP2508509 Y2 JP 2508509Y2 JP 1989070800 U JP1989070800 U JP 1989070800U JP 7080089 U JP7080089 U JP 7080089U JP 2508509 Y2 JP2508509 Y2 JP 2508509Y2
Authority
JP
Japan
Prior art keywords
cutter
layer
layer composite
cutting
cut
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 - Fee Related
Application number
JP1989070800U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0312991U (enrdf_load_stackoverflow
Inventor
豊 山本
利郎 小林
省三 友松
進 山下
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Takenaka Corp
Mitsubishi Heavy Industries Ltd
Original Assignee
Takenaka Corp
Mitsubishi Heavy Industries Ltd
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 Takenaka Corp, Mitsubishi Heavy Industries Ltd filed Critical Takenaka Corp
Priority to JP1989070800U priority Critical patent/JP2508509Y2/ja
Publication of JPH0312991U publication Critical patent/JPH0312991U/ja
Application granted granted Critical
Publication of JP2508509Y2 publication Critical patent/JP2508509Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1989070800U 1989-06-19 1989-06-19 カッタ― Expired - Fee Related JP2508509Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989070800U JP2508509Y2 (ja) 1989-06-19 1989-06-19 カッタ―

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989070800U JP2508509Y2 (ja) 1989-06-19 1989-06-19 カッタ―

Publications (2)

Publication Number Publication Date
JPH0312991U JPH0312991U (enrdf_load_stackoverflow) 1991-02-08
JP2508509Y2 true JP2508509Y2 (ja) 1996-08-28

Family

ID=31607265

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989070800U Expired - Fee Related JP2508509Y2 (ja) 1989-06-19 1989-06-19 カッタ―

Country Status (1)

Country Link
JP (1) JP2508509Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52171898U (enrdf_load_stackoverflow) * 1976-06-21 1977-12-27

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60154491U (ja) * 1984-03-26 1985-10-15 東芝タンガロイ株式会社 掘削用のカツタ−ビツト

Also Published As

Publication number Publication date
JPH0312991U (enrdf_load_stackoverflow) 1991-02-08

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Legal Events

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