JPH0715730Y2 - ダイヤモンドチップコアビット - Google Patents

ダイヤモンドチップコアビット

Info

Publication number
JPH0715730Y2
JPH0715730Y2 JP1990114696U JP11469690U JPH0715730Y2 JP H0715730 Y2 JPH0715730 Y2 JP H0715730Y2 JP 1990114696 U JP1990114696 U JP 1990114696U JP 11469690 U JP11469690 U JP 11469690U JP H0715730 Y2 JPH0715730 Y2 JP H0715730Y2
Authority
JP
Japan
Prior art keywords
tip
wear
cylinder
core bit
cutting surface
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
JP1990114696U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0473462U (enrdf_load_html_response
Inventor
伸二 鈴木
真一 木澤
政浩 小岩
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.)
Nippon Chuzo Co Ltd
Original Assignee
Nippon Chuzo Co 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 Nippon Chuzo Co Ltd filed Critical Nippon Chuzo Co Ltd
Priority to JP1990114696U priority Critical patent/JPH0715730Y2/ja
Publication of JPH0473462U publication Critical patent/JPH0473462U/ja
Application granted granted Critical
Publication of JPH0715730Y2 publication Critical patent/JPH0715730Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
JP1990114696U 1990-11-02 1990-11-02 ダイヤモンドチップコアビット Expired - Lifetime JPH0715730Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990114696U JPH0715730Y2 (ja) 1990-11-02 1990-11-02 ダイヤモンドチップコアビット

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990114696U JPH0715730Y2 (ja) 1990-11-02 1990-11-02 ダイヤモンドチップコアビット

Publications (2)

Publication Number Publication Date
JPH0473462U JPH0473462U (enrdf_load_html_response) 1992-06-26
JPH0715730Y2 true JPH0715730Y2 (ja) 1995-04-12

Family

ID=31862405

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990114696U Expired - Lifetime JPH0715730Y2 (ja) 1990-11-02 1990-11-02 ダイヤモンドチップコアビット

Country Status (1)

Country Link
JP (1) JPH0715730Y2 (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2599200Y2 (ja) * 1992-01-13 1999-08-30 株式会社コンセック コアドリル
JP5708147B2 (ja) * 2011-03-31 2015-04-30 株式会社Sumco 研削ホイール、両頭研削加工方法およびシリコンウェーハの製造方法

Also Published As

Publication number Publication date
JPH0473462U (enrdf_load_html_response) 1992-06-26

Similar Documents

Publication Publication Date Title
KR101037881B1 (ko) 재료 편향 레지를 갖는 회전 절삭 비트
US5014778A (en) Milling tool for cutting well casing
US6601495B2 (en) Structural saw blade
US5173014A (en) Four flute center cutting drill
AU2000231910B2 (en) Drill bit
SE440037B (sv) Roterande skerverktyg
JPS6113927B2 (enrdf_load_html_response)
JPH0117804B2 (enrdf_load_html_response)
JPS63277396A (ja) 回転ドリル装置
US6446741B1 (en) Rock drill
JPH0715730Y2 (ja) ダイヤモンドチップコアビット
US6401705B1 (en) Diamond blade and method of manufacturing the same
JP3029033B1 (ja) ドリルビット
US3763601A (en) Diamond abrasive cut-off wheel
JPH08333978A (ja) カッタービット
JP4217808B2 (ja) コアドリル
JPH0321851Y2 (enrdf_load_html_response)
JP2001179518A (ja) ドリルビット
JPH076167Y2 (ja) 舗装体切削用カッタビット
JPH0634899Y2 (ja) 回転切削工具
JPH0715726Y2 (ja) ダイヤモンドソー
JP4483190B2 (ja) ロータリーダイ
KR200201873Y1 (ko) 커팅휠의 절삭팁구조
JPH0750099Y2 (ja) 回転切削工具
JP3018726U (ja) ブレード

Legal Events

Date Code Title Description
A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A711

Effective date: 20041105

A521 Written amendment

Effective date: 20041105

Free format text: JAPANESE INTERMEDIATE CODE: A821

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20060425

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060719

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060720

A02 Decision of refusal

Effective date: 20061107

Free format text: JAPANESE INTERMEDIATE CODE: A02

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070302

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070305

A911 Transfer of reconsideration by examiner before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20070313

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Effective date: 20070424

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20070522

R150 Certificate of patent (=grant) or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees