DE60137190D1 - Hohlbohrwerkzeug - Google Patents

Hohlbohrwerkzeug

Info

Publication number
DE60137190D1
DE60137190D1 DE60137190T DE60137190T DE60137190D1 DE 60137190 D1 DE60137190 D1 DE 60137190D1 DE 60137190 T DE60137190 T DE 60137190T DE 60137190 T DE60137190 T DE 60137190T DE 60137190 D1 DE60137190 D1 DE 60137190D1
Authority
DE
Germany
Prior art keywords
drill bit
hollow drill
hollow
bit
drill
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
DE60137190T
Other languages
English (en)
Inventor
Jae Hyun Hong
Chang Hyun Lee
See Hyung Kim
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.)
Ehwa Diamond Industrial Co Ltd
Original Assignee
Ehwa Diamond Industrial 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 Ehwa Diamond Industrial Co Ltd filed Critical Ehwa Diamond Industrial Co Ltd
Application granted granted Critical
Publication of DE60137190D1 publication Critical patent/DE60137190D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/81—Tool having crystalline cutting edge
DE60137190T 2001-02-19 2001-06-21 Hohlbohrwerkzeug Expired - Lifetime DE60137190D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR10-2001-0008264A KR100440871B1 (ko) 2001-02-19 2001-02-19 코어 드릴

Publications (1)

Publication Number Publication Date
DE60137190D1 true DE60137190D1 (de) 2009-02-12

Family

ID=19705943

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60137190T Expired - Lifetime DE60137190D1 (de) 2001-02-19 2001-06-21 Hohlbohrwerkzeug

Country Status (5)

Country Link
US (1) US6564887B2 (de)
EP (1) EP1236553B1 (de)
JP (1) JP3603052B2 (de)
KR (1) KR100440871B1 (de)
DE (1) DE60137190D1 (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7028790B2 (en) * 2003-09-19 2006-04-18 Jack Moore Associates, Inc. Rotary drill bit
DE102004016819B3 (de) * 2004-04-05 2005-08-18 Hilti Ag Schneidsegment für Werkzeuge
US7927189B2 (en) * 2004-08-16 2011-04-19 United Technologies Corporation Superabrasive tool
GB2423536A (en) * 2005-02-24 2006-08-30 Marcrist Internat Ltd Diamond core drill
JP5034427B2 (ja) * 2006-10-12 2012-09-26 株式会社ジェイテクト 研削加工における研削液の動圧開放方法、その方法を利用した研削方法およびその研削方法に用いる砥石
US20080296069A1 (en) * 2007-05-30 2008-12-04 Nikola Ljubic Novel core drill bit housing and core drill bit
KR100970939B1 (ko) 2008-04-11 2010-07-20 이화다이아몬드공업 주식회사 천공용 공구
US7984773B2 (en) * 2008-05-13 2011-07-26 Longyear Tm, Inc. Sonic drill bit for core sampling
KR20100138359A (ko) * 2009-06-25 2010-12-31 신한다이아몬드공업 주식회사 다이아몬드 공구
WO2011084864A2 (en) * 2009-12-31 2011-07-14 Diamond Innovations, Inc. Machining tool blank
US9808869B2 (en) 2010-01-13 2017-11-07 Irwin Industrial Tool Company Hole cutter with chip egress aperture
US10137507B2 (en) 2010-01-13 2018-11-27 Irwin Industrial Tool Company Hole cutter with multiple fulcrums
US9724766B2 (en) 2010-01-13 2017-08-08 Irwin Industrial Tool Company Hole cutter with multiple fulcrums
US8579555B2 (en) * 2010-01-13 2013-11-12 Irwin Industrial Tool Company Hole cutter with axially-elongated aperture defining multiple fulcrums
US9782839B2 (en) 2010-01-13 2017-10-10 Irwin Industrial Tool Company Hole cutter with chip egress aperture
US9884374B2 (en) 2015-09-03 2018-02-06 Irwin Industrial Tool Company Hole cutter with multiple fulcrums
JP5487004B2 (ja) * 2010-05-11 2014-05-07 株式会社ディーゼルユナイテッド 貫通加工ヘッド
DE102011084445A1 (de) * 2011-10-13 2013-04-18 Robert Bosch Gmbh Bohrkrone
WO2014015154A1 (en) * 2012-07-18 2014-01-23 Milwaukee Electric Tool Corporation Hole saw
JP6012486B2 (ja) * 2013-01-23 2016-10-25 豊田バンモップス株式会社 電着砥石
JP6411136B2 (ja) * 2014-08-29 2018-10-24 本田技研工業株式会社 円盤状砥石
KR200481964Y1 (ko) * 2015-07-27 2016-12-01 석대환 코어드릴용 코어비트
JP7014505B2 (ja) * 2016-06-28 2022-02-01 株式会社Subaru ハニカムコア穿孔工具、ハニカムコア穿孔方法及びハニカムコア穿孔機
KR200487462Y1 (ko) * 2016-12-20 2018-09-19 코디아산업 주식회사 코어 드릴용 코어비트
JP1646735S (de) * 2017-08-03 2019-11-25
USD883350S1 (en) * 2017-08-03 2020-05-05 Hilti Aktiengesellschaft Abrasive file
USD845362S1 (en) 2017-12-04 2019-04-09 Black & Decker Inc. Holesaw
EP3820639A4 (de) 2018-07-10 2022-06-15 Milwaukee Electric Tool Corporation Lochsäge mit sechseckigen seitenwandlöchern
USD958854S1 (en) 2018-07-10 2022-07-26 Milwaukee Electric Tool Corporation Hole saw
CN111098413B (zh) * 2018-10-25 2021-11-23 江苏锋泰工具有限公司 一种金刚石薄壁钻刀头
USD958855S1 (en) 2019-12-09 2022-07-26 Milwaukee Electric Tool Corporation Hole saw
CN113236167A (zh) * 2021-03-31 2021-08-10 广东海洋大学 岩芯采样方法
KR102461978B1 (ko) * 2022-06-24 2022-11-01 김경철 천공기의 오거 장비용 링 비트

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3153885A (en) * 1961-10-09 1964-10-27 Chauncey A R Keller Cyclindrical cutter device
DE1583845A1 (de) * 1968-02-19 1970-09-24 Zentrales Reparatur Und Ausrue Bohrkrone fuer Tief-,Schuerf-,Untersuchungs- und anderweitige Bohrungen
US3888320A (en) * 1973-07-13 1975-06-10 Tri M Tool Corp Core drill
DE2735368C2 (de) * 1977-08-05 1986-08-21 Hawera Probst Gmbh + Co, 7980 Ravensburg Gesteinsbohrkrone mit einem Hartmetall-Bohrkopf
JPS6220549Y2 (de) * 1980-09-24 1987-05-25
AT373196B (de) * 1980-11-11 1983-12-27 Swarovski Tyrolit Schleif Hohlbohrer
JPS62236611A (ja) * 1986-04-09 1987-10-16 Nitto Kohki Co Ltd 環状カツタ−
JPH0739799B2 (ja) * 1989-11-11 1995-05-01 ノリタケダイヤ株式会社 コアビット
JPH0747244B2 (ja) * 1991-02-19 1995-05-24 株式会社ミヤナガ コアドリル
US5316416A (en) * 1992-09-29 1994-05-31 Ehwa Diamond Ind. Co., Ltd. Diamond cutting tool for hard articles
TW316868B (de) * 1994-12-28 1997-10-01 Norton Co
US6007279A (en) * 1997-04-07 1999-12-28 Malone, Jr.; John M. Chipper-toothed hole saw
KR100268864B1 (ko) 1998-08-31 2000-10-16 김영환 다층배선 형성 방법
US6203416B1 (en) * 1998-09-10 2001-03-20 Atock Co., Ltd. Outer-diameter blade, inner-diameter blade, core drill and processing machines using same ones
DE29903946U1 (de) * 1999-03-04 1999-06-02 Ruko Gmbh Praezisionswerkzeuge Kernbohrer mit verbessertem Schneidverhalten

Also Published As

Publication number Publication date
JP2002239823A (ja) 2002-08-28
JP3603052B2 (ja) 2004-12-15
KR20020067856A (ko) 2002-08-24
US6564887B2 (en) 2003-05-20
KR100440871B1 (ko) 2004-07-19
US20020112895A1 (en) 2002-08-22
EP1236553B1 (de) 2008-12-31
EP1236553A1 (de) 2002-09-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition