JPH0724472Y2 - ボタンビット - Google Patents

ボタンビット

Info

Publication number
JPH0724472Y2
JPH0724472Y2 JP1989093334U JP9333489U JPH0724472Y2 JP H0724472 Y2 JPH0724472 Y2 JP H0724472Y2 JP 1989093334 U JP1989093334 U JP 1989093334U JP 9333489 U JP9333489 U JP 9333489U JP H0724472 Y2 JPH0724472 Y2 JP H0724472Y2
Authority
JP
Japan
Prior art keywords
button
tip
bit
chip
mounting hole
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 - Lifetime
Application number
JP1989093334U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0332682U (en]
Inventor
大志郎 宮崎
元治 山本
明宏 佐分利
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.)
Mitsubishi Materials Corp
Original Assignee
Mitsubishi Materials Corp
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 Mitsubishi Materials Corp filed Critical Mitsubishi Materials Corp
Priority to JP1989093334U priority Critical patent/JPH0724472Y2/ja
Publication of JPH0332682U publication Critical patent/JPH0332682U/ja
Application granted granted Critical
Publication of JPH0724472Y2 publication Critical patent/JPH0724472Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1989093334U 1989-08-08 1989-08-08 ボタンビット Expired - Lifetime JPH0724472Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989093334U JPH0724472Y2 (ja) 1989-08-08 1989-08-08 ボタンビット

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989093334U JPH0724472Y2 (ja) 1989-08-08 1989-08-08 ボタンビット

Publications (2)

Publication Number Publication Date
JPH0332682U JPH0332682U (en]) 1991-03-29
JPH0724472Y2 true JPH0724472Y2 (ja) 1995-06-05

Family

ID=31642723

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989093334U Expired - Lifetime JPH0724472Y2 (ja) 1989-08-08 1989-08-08 ボタンビット

Country Status (1)

Country Link
JP (1) JPH0724472Y2 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002254040A (ja) * 2001-02-28 2002-09-10 Shibuya Kogyo Co Ltd 洗浄剥離装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3970158A (en) * 1975-04-28 1976-07-20 Hughes Tool Company Tooth loading for earth boring bits
JPS61225488A (ja) * 1985-03-29 1986-10-07 三菱マテリアル株式会社 ボタンビツト
JPS63109920A (ja) * 1986-10-25 1988-05-14 Kazuma Tanaka 芯材入りチゼルの製造方法
JPH0373430A (ja) * 1989-08-14 1991-03-28 Asahi Chem Ind Co Ltd 光記録媒体

Also Published As

Publication number Publication date
JPH0332682U (en]) 1991-03-29

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