AT345628B - Zweischneidiges flachbohrmesser - Google Patents

Zweischneidiges flachbohrmesser

Info

Publication number
AT345628B
AT345628B AT443476A AT443476A AT345628B AT 345628 B AT345628 B AT 345628B AT 443476 A AT443476 A AT 443476A AT 443476 A AT443476 A AT 443476A AT 345628 B AT345628 B AT 345628B
Authority
AT
Austria
Prior art keywords
double edge
flat drill
edge flat
drill knife
knife
Prior art date
Application number
AT443476A
Other languages
English (en)
Other versions
ATA443476A (de
Inventor
William Stuart Holloway
Manfred Grunsky
Reiner Suessmuth
Original Assignee
Amtel Inc
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 DE2608808A external-priority patent/DE2608808C3/de
Application filed by Amtel Inc filed Critical Amtel Inc
Publication of ATA443476A publication Critical patent/ATA443476A/de
Application granted granted Critical
Publication of AT345628B publication Critical patent/AT345628B/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/0002—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position
    • B23B51/0003—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position with exchangeable heads or inserts
    • B23B51/00035—Spade 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
    • B23B2251/48—Chip breakers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/50—Drilling tools comprising cutting inserts
    • 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
    • Y10T407/00—Cutters, for shaping
    • Y10T407/19—Rotary cutting tool
    • Y10T407/1946—Face or end mill
    • Y10T407/1948—Face or end mill with cutting edge entirely across end of tool [e.g., router bit, end mill, etc.]
    • 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
    • Y10T407/00—Cutters, for shaping
    • Y10T407/23—Cutters, for shaping including tool having plural alternatively usable cutting edges
    • Y10T407/235—Cutters, for shaping including tool having plural alternatively usable cutting edges with integral chip breaker, guide or deflector
    • 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
    • Y10T408/86—Tool-support with means to permit positioning of the Tool relative to support
    • Y10T408/865—Pivotable Tool
    • Y10T408/868—Pivotable Tool with multiple cutting positions
    • 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
    • Y10T408/89—Tool or Tool with support
    • Y10T408/909—Having peripherally spaced cutting edges
    • Y10T408/9098—Having peripherally spaced cutting edges with means to retain Tool to support
    • Y10T408/90993—Screw driven means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
AT443476A 1976-03-04 1976-06-16 Zweischneidiges flachbohrmesser AT345628B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2608808A DE2608808C3 (de) 1975-07-14 1976-03-04 Spitzbohrmesser

Publications (2)

Publication Number Publication Date
ATA443476A ATA443476A (de) 1978-01-15
AT345628B true AT345628B (de) 1978-09-25

Family

ID=5971430

Family Applications (1)

Application Number Title Priority Date Filing Date
AT443476A AT345628B (de) 1976-03-04 1976-06-16 Zweischneidiges flachbohrmesser

Country Status (2)

Country Link
US (1) US4115024A (de)
AT (1) AT345628B (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4794665A (en) * 1976-08-24 1989-01-03 Greenleaf Corporation Rotary cutter with serrated edges and positive/negative axial rake
US4355932A (en) * 1980-01-09 1982-10-26 Santrade Ltd. Indexable spade drill blade
US4621547A (en) * 1983-02-28 1986-11-11 Yankoff Gerald K Method and apparatus for machining
US4527931A (en) * 1983-05-27 1985-07-09 Gte Laboratories Incorporated Indexable insert for mining drill
US4695208A (en) * 1985-11-14 1987-09-22 Yankoff Gerald K Tool holder
GB8904251D0 (en) * 1989-02-24 1989-04-12 Smith Int North Sea Downhole milling tool and cutter therefor
DE19631578A1 (de) * 1996-08-05 1998-02-12 Zettl Gmbh Cnc Praezisions Und Fräsplatte für Fräswerkzeuge
US5996714A (en) * 1997-07-15 1999-12-07 Kennametal Inc. Rotatable cutting bit assembly with wedge-lock retention assembly
US5957635A (en) * 1998-08-21 1999-09-28 Allied Machine & Engineering Corp. Drill tool assembly
US6220795B1 (en) 1999-04-05 2001-04-24 Vermont Indexable Tooling, Inc. Spotting drill and milling cutter
US6371702B1 (en) 1999-08-18 2002-04-16 Kennametal Pc Inc. Spade blade drill and method of making
DE10040612A1 (de) * 2000-08-16 2002-02-28 Komet Stahlhalter Werkzeuge Schneidplatte für drehende Werkzeuge
US6565296B2 (en) * 2001-03-28 2003-05-20 Allied Machine & Engineering Corp. Drill insert geometry having chip splitting groove
US7059810B2 (en) * 2002-04-18 2006-06-13 Kennametal Inc. Gear hobbing cutter system
US7246976B2 (en) * 2003-10-21 2007-07-24 Textron Innovations Inc. Spade bit
US7018145B2 (en) * 2003-11-07 2006-03-28 Allied Machine & Engineering Corp. Spade drill insert having curved cutting edges
US7226250B2 (en) * 2003-12-22 2007-06-05 Hayes Lemmerz International, Inc. Tool and method for forming a lug hole
IL170837A (en) * 2005-09-13 2009-11-18 Robi Nudelman Cutting insert
KR101309060B1 (ko) * 2005-10-28 2013-09-16 쿄세라 코포레이션 절삭 인서트, 밀링 공구 및 절삭 방법
US8702357B2 (en) * 2009-02-10 2014-04-22 Kennametal Inc. Multi-piece drill head and drill including the same
US8827606B2 (en) 2009-02-10 2014-09-09 Kennametal Inc. Multi-piece drill head and drill including the same
US9539652B2 (en) 2010-04-30 2017-01-10 Kennametal Inc. Rotary cutting tool having PCD cutting tip
US8690876B2 (en) 2011-04-07 2014-04-08 DePuy Synthes Products, LLC Cutting burr shank configuration
US8801713B2 (en) 2011-04-07 2014-08-12 DePuy Synthes Products, LLC Surgical drill instrument with motor and locking mechanism to receive an attachment and a cutting burr
US8926237B2 (en) 2011-07-11 2015-01-06 Kennametal Inc. Multi-piece twist drill head and twist drill including the same
DE102012014092B4 (de) 2011-07-22 2020-12-17 Kennametal India Ltd. Indexierbarer Bohreinsatz sowie Bohrkörper mit indexierbarem Bohreinsatz
DE102012012980B4 (de) 2011-07-22 2019-10-17 Kennametal India Ltd. Bohrwerkzeug
US9370825B2 (en) 2011-07-22 2016-06-21 Kennametal India Limited Indexable drill insert
CN103447591B (zh) 2012-05-28 2020-02-28 钴碳化钨硬质合金印度有限公司 四角形的可转位的钻头镶片
WO2014116571A1 (en) 2013-01-23 2014-07-31 Kennametal India Limited Indexable drill insert and rotary cutting tool employing same
JP5683640B2 (ja) * 2013-05-20 2015-03-11 日本航空電子工業株式会社 刃物工具

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3460409A (en) * 1967-05-10 1969-08-12 Allied Machine & Eng Corp Chip breaker for spade drill
US3776656A (en) * 1972-09-25 1973-12-04 Erickson Tool Co Spade drill
US3935624A (en) * 1973-04-25 1976-02-03 Firma Gebruder Heller Cutter tool for use in a boring head
DE2422452A1 (de) * 1974-05-09 1975-11-20 Madison Ind Gmbh Bohrmesser

Also Published As

Publication number Publication date
US4115024A (en) 1978-09-19
ATA443476A (de) 1978-01-15

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee