CA2401134C - Drill, especially a forstner bit or a multi-spur machine bit - Google Patents

Drill, especially a forstner bit or a multi-spur machine bit Download PDF

Info

Publication number
CA2401134C
CA2401134C CA002401134A CA2401134A CA2401134C CA 2401134 C CA2401134 C CA 2401134C CA 002401134 A CA002401134 A CA 002401134A CA 2401134 A CA2401134 A CA 2401134A CA 2401134 C CA2401134 C CA 2401134C
Authority
CA
Canada
Prior art keywords
drill
bit
cutting edges
cutter
spur
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
CA002401134A
Other languages
English (en)
French (fr)
Other versions
CA2401134A1 (en
Inventor
Helmut Eberhard
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.)
Johann Eberhard GmbH
Original Assignee
Johann Eberhard GmbH
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
Priority claimed from AT3572000A external-priority patent/AT409600B/de
Application filed by Johann Eberhard GmbH filed Critical Johann Eberhard GmbH
Publication of CA2401134A1 publication Critical patent/CA2401134A1/en
Application granted granted Critical
Publication of CA2401134C publication Critical patent/CA2401134C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G15/00—Boring or turning tools; Augers

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Drilling And Boring (AREA)
CA002401134A 2000-03-03 2001-02-27 Drill, especially a forstner bit or a multi-spur machine bit Expired - Lifetime CA2401134C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
ATA357/2000 2000-03-03
AT3572000A AT409600B (de) 2000-03-03 2000-03-03 Bohrer
US25529100P 2000-12-13 2000-12-13
US60/255,291 2000-12-13
PCT/AT2001/000053 WO2001064407A1 (de) 2000-03-03 2001-02-27 Bohrer, insbesondere forstnerbohrer oder kunstbohrer

Publications (2)

Publication Number Publication Date
CA2401134A1 CA2401134A1 (en) 2001-09-07
CA2401134C true CA2401134C (en) 2008-08-26

Family

ID=25608302

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002401134A Expired - Lifetime CA2401134C (en) 2000-03-03 2001-02-27 Drill, especially a forstner bit or a multi-spur machine bit

Country Status (9)

Country Link
EP (1) EP1263557B1 (es)
JP (1) JP5110755B2 (es)
AT (1) ATE265917T1 (es)
AU (1) AU4031201A (es)
CA (1) CA2401134C (es)
DE (1) DE50102205D1 (es)
ES (1) ES2221888T3 (es)
PT (1) PT1263557E (es)
WO (1) WO2001064407A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7648316B2 (en) 2006-01-26 2010-01-19 Wolfcraft, Gmbh Forstner drill bit
JP7390756B1 (ja) 2022-11-17 2023-12-04 株式会社オーゾネ 木製バット加工装置及び木製バットの加工方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60154107A (ja) * 1984-01-24 1985-08-13 Canon Inc 測距装置
CH670985A5 (en) * 1986-12-10 1989-07-31 Alphons Rogger Shank cutter for timber - has bore with axially movable, lockable pin
JPH09141616A (ja) * 1995-11-24 1997-06-03 Kanefusa Kk 木工用ボーリング錐
KR100485987B1 (ko) * 1996-02-29 2005-08-03 코메트 그룹 홀딩 게엠베하 기계공구용드릴공구및상기드릴공구를제작하는방법
JPH10151604A (ja) * 1996-11-25 1998-06-09 Kanefusa Corp 木工用ボーリング錐
JP3816616B2 (ja) * 1997-01-23 2006-08-30 コスモ工機株式会社 管体用ホールソー
DE19702423B4 (de) * 1997-01-24 2009-11-12 FAMAG-Werkzeugfabrik Friedr. Aug. Mühlhoff GmbH & Co. Zylinderkopfbohrer
DE29911945U1 (de) * 1999-07-08 1999-10-21 Weber Gustav Schlagring Holzbohrer mit zylindrischem Schneidkopf

Also Published As

Publication number Publication date
AU4031201A (en) 2001-09-12
WO2001064407A1 (de) 2001-09-07
EP1263557B1 (de) 2004-05-06
PT1263557E (pt) 2004-09-30
JP5110755B2 (ja) 2012-12-26
EP1263557A1 (de) 2002-12-11
CA2401134A1 (en) 2001-09-07
ES2221888T3 (es) 2005-01-16
JP2004502565A (ja) 2004-01-29
DE50102205D1 (de) 2004-06-09
ATE265917T1 (de) 2004-05-15

Similar Documents

Publication Publication Date Title
US6234725B1 (en) Rotary cutting tool
US4536107A (en) Drill bit
EP2205385B1 (en) Drill bit and reamer
US20070172325A1 (en) Forstner drill bit
US6637985B2 (en) Machining tool for machining workpieces
US6644899B2 (en) Drill bit and process of producing a drill bit with improved cutting edges
US6599065B2 (en) Tapered plug cutter
CA2401134C (en) Drill, especially a forstner bit or a multi-spur machine bit
US5980169A (en) Brad point drill bit
US5662435A (en) Cutter bit
US4066379A (en) Rotary tool assembly having removable working elements
US4165200A (en) Drilling and deburring apparatus
US6729814B2 (en) Reversible cutter bit
US5228489A (en) Router tool
JP3230148B2 (ja) 穴明け工具
US2947225A (en) Polygonal hole forming tool
KR200424003Y1 (ko) 공기식 천공기
JP2004502565A5 (es)
KR20100071649A (ko) 석재가공용 다이아몬드 블레이드
KR200373445Y1 (ko) 이중드릴
KR200372632Y1 (ko) 트위스트드릴
RU2023544C1 (ru) Способ сверления сквозного отверстия
WO1994027773A1 (en) Trepanning tool for drilling machines
US693914A (en) Bit.
JPH09253914A (ja) 切削工具

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20210301