[go: up one dir, main page]

DE20318529U1 - Mehrstufenbohrer mit bestimmten Schneidkantenwinkeln in den Übergangsbereichen zwischen den zylinderähnlichen Abschnitten unterschiedlichen Durchmessers - Google Patents

Mehrstufenbohrer mit bestimmten Schneidkantenwinkeln in den Übergangsbereichen zwischen den zylinderähnlichen Abschnitten unterschiedlichen Durchmessers Download PDF

Info

Publication number
DE20318529U1
DE20318529U1 DE20318529U DE20318529U DE20318529U1 DE 20318529 U1 DE20318529 U1 DE 20318529U1 DE 20318529 U DE20318529 U DE 20318529U DE 20318529 U DE20318529 U DE 20318529U DE 20318529 U1 DE20318529 U1 DE 20318529U1
Authority
DE
Germany
Prior art keywords
creation
holes
cutting edges
different diameters
specific angle
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
DE20318529U
Other languages
English (en)
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.)
Ruko GmbH Prazisionswerkzeuge
Original Assignee
Ruko GmbH Prazisionswerkzeuge
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 Ruko GmbH Prazisionswerkzeuge filed Critical Ruko GmbH Prazisionswerkzeuge
Priority to DE20318529U priority Critical patent/DE20318529U1/de
Publication of DE20318529U1 publication Critical patent/DE20318529U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/009—Stepped drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/04—Angles, e.g. cutting angles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
DE20318529U 2003-11-29 2003-11-29 Mehrstufenbohrer mit bestimmten Schneidkantenwinkeln in den Übergangsbereichen zwischen den zylinderähnlichen Abschnitten unterschiedlichen Durchmessers Expired - Lifetime DE20318529U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20318529U DE20318529U1 (de) 2003-11-29 2003-11-29 Mehrstufenbohrer mit bestimmten Schneidkantenwinkeln in den Übergangsbereichen zwischen den zylinderähnlichen Abschnitten unterschiedlichen Durchmessers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20318529U DE20318529U1 (de) 2003-11-29 2003-11-29 Mehrstufenbohrer mit bestimmten Schneidkantenwinkeln in den Übergangsbereichen zwischen den zylinderähnlichen Abschnitten unterschiedlichen Durchmessers

Publications (1)

Publication Number Publication Date
DE20318529U1 true DE20318529U1 (de) 2005-04-07

Family

ID=34428937

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20318529U Expired - Lifetime DE20318529U1 (de) 2003-11-29 2003-11-29 Mehrstufenbohrer mit bestimmten Schneidkantenwinkeln in den Übergangsbereichen zwischen den zylinderähnlichen Abschnitten unterschiedlichen Durchmessers

Country Status (1)

Country Link
DE (1) DE20318529U1 (de)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008092386A1 (en) * 2007-01-29 2008-08-07 Qi Zhang Step drill with a spiral-form groove
DE202010006336U1 (de) 2010-05-03 2010-08-05 RUKO GmbH Präzisionswerkzeuge Mehrstufenbohrer mit besonderem Verlauf der Span-Nut
US9579732B2 (en) 2012-07-18 2017-02-28 Milwaukee Electric Tool Corporation Hole saw
US20170129022A1 (en) * 2015-11-10 2017-05-11 Irwin Industrial Tool Company Step drill bit with variable helical flute
US9731358B2 (en) 2013-06-06 2017-08-15 Milwaukee Electric Tool Corporation Step drill bit
CN110461515A (zh) * 2018-01-22 2019-11-15 Osg株式会社 阶梯钻以及阶梯钻的制造方法
US11148212B2 (en) 2018-07-10 2021-10-19 Milwaukee Electric Tool Corporation Hole saw with hex sidewall holes
US11273501B2 (en) 2018-04-26 2022-03-15 Milwaukee Electric Tool Corporation Step drill bit
USD958855S1 (en) 2019-12-09 2022-07-26 Milwaukee Electric Tool Corporation Hole saw
US12059734B2 (en) 2019-06-20 2024-08-13 Milwaukee Electric Tool Corporation Hole saw with circular sidewall openings

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008092386A1 (en) * 2007-01-29 2008-08-07 Qi Zhang Step drill with a spiral-form groove
DE202010006336U1 (de) 2010-05-03 2010-08-05 RUKO GmbH Präzisionswerkzeuge Mehrstufenbohrer mit besonderem Verlauf der Span-Nut
US11084107B2 (en) 2012-07-18 2021-08-10 Milwaukee Electric Tool Corporation Hole saw
US10751811B2 (en) 2012-07-18 2020-08-25 Milwaukee Electric Tool Corporation Hole saw
US11745273B2 (en) 2012-07-18 2023-09-05 Milwaukee Electric Tool Corporation Hole saw
US12343807B2 (en) 2012-07-18 2025-07-01 Milwaukee Electric Tool Corporation Hole saw
US10086445B2 (en) 2012-07-18 2018-10-02 Milwaukee Electric Tool Corporation Hole saw
US11084108B2 (en) 2012-07-18 2021-08-10 Milwaukee Electric Tool Corporation Hole saw
US9579732B2 (en) 2012-07-18 2017-02-28 Milwaukee Electric Tool Corporation Hole saw
USRE48513E1 (en) 2012-07-18 2021-04-13 Milwaukee Electric Tool Corporation Hole saw
US10252351B2 (en) 2013-06-06 2019-04-09 Milwaukee Electric Tool Corporation Step drill bit
US10695845B2 (en) 2013-06-06 2020-06-30 Milwaukee Electric Tool Corporation Step drill bit
USD936117S1 (en) 2013-06-06 2021-11-16 Milwaukee Electric Tool Corporation Step drill bit
US12434308B2 (en) 2013-06-06 2025-10-07 Milwaukee Electric Tool Corporation Step drill bit
US9731358B2 (en) 2013-06-06 2017-08-15 Milwaukee Electric Tool Corporation Step drill bit
US20170129022A1 (en) * 2015-11-10 2017-05-11 Irwin Industrial Tool Company Step drill bit with variable helical flute
US10058929B2 (en) * 2015-11-10 2018-08-28 Irwin Industrial Tool Company Step drill bit with variable helical flute
CN110461515A (zh) * 2018-01-22 2019-11-15 Osg株式会社 阶梯钻以及阶梯钻的制造方法
US11103933B2 (en) 2018-01-22 2021-08-31 Osg Corporation Step drill and manufacturing method for step drill
US11273501B2 (en) 2018-04-26 2022-03-15 Milwaukee Electric Tool Corporation Step drill bit
US11691203B2 (en) 2018-04-26 2023-07-04 Milwaukee Electric Tool Corporation Step drill bit
US11845134B2 (en) 2018-07-10 2023-12-19 Milwaukee Electric Tool Corporation Hole saw with hex sidewall holes
US11148212B2 (en) 2018-07-10 2021-10-19 Milwaukee Electric Tool Corporation Hole saw with hex sidewall holes
US12390866B2 (en) 2018-07-10 2025-08-19 Milwaukee Electric Tool Corporation Hole saw with hex sidewall holes
US12059734B2 (en) 2019-06-20 2024-08-13 Milwaukee Electric Tool Corporation Hole saw with circular sidewall openings
USD958855S1 (en) 2019-12-09 2022-07-26 Milwaukee Electric Tool Corporation Hole saw
USD1059442S1 (en) 2019-12-09 2025-01-28 Milwaukee Electric Tool Corporation Hole saw

Similar Documents

Publication Publication Date Title
DE20318529U1 (de) Mehrstufenbohrer mit bestimmten Schneidkantenwinkeln in den Übergangsbereichen zwischen den zylinderähnlichen Abschnitten unterschiedlichen Durchmessers
CA2227820A1 (en) Cylindrical head boring tool
MXPA01012098A (es) Broca con cabeza de corte intercambiable.
RU2010102901A (ru) Эжекторная система сверления
JP4331310B2 (ja) 自己ドリル型ねじ
DE60126278D1 (de) Bohrer
CA2040052A1 (en) Rock drill
EP1407865A4 (de) Bohrwerkzeug, -vorrichtung und -verfahren
EP1340572A4 (de) Kleiner bohrer
RU97107646A (ru) Шарошечное буровое долото и режущие пластины для него
WO2006036525A8 (en) Rotary drill bit having cutting insert with a notch
DE50303084D1 (de) Bohrwerkzeug
CN210530747U (zh) 一种脚仔式旋块同心扩孔跟管钻具
ATE484351T1 (de) Bohrmeissel
CN202527754U (zh) 一种左旋钻头
EP1674181A3 (de) Verfahren und Vorrichtung zur Herstellung von Bohrungen
CN207229020U (zh) 易返式钻头以及钻机
CN207272210U (zh) 一种镗孔刀
CN2743067Y (zh) 多瓣扩孔钻头
KR200487462Y1 (ko) 코어 드릴용 코어비트
CN2936511Y (zh) 嵌合式微型钻头
CN216541024U (zh) 紧固型倒角钻
KR102017152B1 (ko) 홀 커터
CN208450731U (zh) 大角度六刃铰刀
CN206153596U (zh) 小口径炮弹用弹体外槽切削刀具

Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20050512

R156 Lapse of ip right after 3 years

Effective date: 20070601