SE457334B - Borr - Google Patents

Borr

Info

Publication number
SE457334B
SE457334B SE8701496A SE8701496A SE457334B SE 457334 B SE457334 B SE 457334B SE 8701496 A SE8701496 A SE 8701496A SE 8701496 A SE8701496 A SE 8701496A SE 457334 B SE457334 B SE 457334B
Authority
SE
Sweden
Prior art keywords
wire
drill
melt
outer layer
speed steel
Prior art date
Application number
SE8701496A
Other languages
English (en)
Swedish (sv)
Other versions
SE8701496D0 (sv
SE8701496L (sv
Inventor
Sven Ekerot
Original Assignee
Ekerot Sven Torbjoern
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 Ekerot Sven Torbjoern filed Critical Ekerot Sven Torbjoern
Priority to SE8701496A priority Critical patent/SE457334B/sv
Publication of SE8701496D0 publication Critical patent/SE8701496D0/xx
Priority to JP63503369A priority patent/JP2887239B2/ja
Priority to US07/424,226 priority patent/US5094571A/en
Priority to EP88903451A priority patent/EP0364458B1/de
Priority to AT88903451T priority patent/ATE97599T1/de
Priority to PCT/SE1988/000178 priority patent/WO1988007905A1/en
Priority to DE3885900T priority patent/DE3885900T2/de
Publication of SE8701496L publication Critical patent/SE8701496L/
Publication of SE457334B publication Critical patent/SE457334B/sv

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D19/00—Casting in, on, or around objects which form part of the product
    • 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
    • Y10T408/78—Tool of specific diverse material
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
SE8701496A 1987-04-10 1987-04-10 Borr SE457334B (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE8701496A SE457334B (sv) 1987-04-10 1987-04-10 Borr
JP63503369A JP2887239B2 (ja) 1987-04-10 1988-04-08 ドリル
US07/424,226 US5094571A (en) 1987-04-10 1988-04-08 Drill
EP88903451A EP0364458B1 (de) 1987-04-10 1988-04-08 Verfahren zur herstellung eines bohrers
AT88903451T ATE97599T1 (de) 1987-04-10 1988-04-08 Verfahren zur herstellung eines bohrers.
PCT/SE1988/000178 WO1988007905A1 (en) 1987-04-10 1988-04-08 A drill
DE3885900T DE3885900T2 (de) 1987-04-10 1988-04-08 Verfahren zur herstellung eines bohrers.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8701496A SE457334B (sv) 1987-04-10 1987-04-10 Borr

Publications (3)

Publication Number Publication Date
SE8701496D0 SE8701496D0 (sv) 1987-04-10
SE8701496L SE8701496L (sv) 1988-10-11
SE457334B true SE457334B (sv) 1988-12-19

Family

ID=20368162

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8701496A SE457334B (sv) 1987-04-10 1987-04-10 Borr

Country Status (6)

Country Link
US (1) US5094571A (de)
EP (1) EP0364458B1 (de)
JP (1) JP2887239B2 (de)
DE (1) DE3885900T2 (de)
SE (1) SE457334B (de)
WO (1) WO1988007905A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5810517A (en) * 1993-06-28 1998-09-22 Monroe Cutting Tool Inc. Rotary milling cutters
US5918105A (en) * 1994-12-12 1999-06-29 Black & Decker Inc. Cutting tools for drilling concrete, aggregate, masonry or the like materials
TW299385B (en) 1994-12-12 1997-03-01 Black & Decker Inc Cutting tools for drilling concrete, aggregate, masonry or the like materials
SE9903685L (sv) * 1999-10-14 2001-04-15 Seco Tools Ab Verktyg för roterande skärande bearbetning, verktygsspets samt metod för tillverkning av verktygsspetsen
DE10308470A1 (de) * 2003-02-20 2004-09-02 Adolf Würth GmbH & Co. KG Selbstbohrende Schraube
US20060024140A1 (en) * 2004-07-30 2006-02-02 Wolff Edward C Removable tap chasers and tap systems including the same
US8637127B2 (en) * 2005-06-27 2014-01-28 Kennametal Inc. Composite article with coolant channels and tool fabrication method
US7687156B2 (en) * 2005-08-18 2010-03-30 Tdy Industries, Inc. Composite cutting inserts and methods of making the same
MX2008012771A (es) 2006-04-27 2008-11-28 Tdy Ind Inc Trepano modular para tierra con fresa fija, cuerpos de trepanos modulares para tierra con fresa fija, y metodos relacionados.
BRPI0717332A2 (pt) 2006-10-25 2013-10-29 Tdy Ind Inc Artigos tendo resistência aperfeiçoada à rachadura térmica
US8790439B2 (en) 2008-06-02 2014-07-29 Kennametal Inc. Composite sintered powder metal articles
JP2011523681A (ja) * 2008-06-02 2011-08-18 ティーディーワイ・インダストリーズ・インコーポレーテッド 超硬合金−金属合金複合体
US8025112B2 (en) 2008-08-22 2011-09-27 Tdy Industries, Inc. Earth-boring bits and other parts including cemented carbide
US8272816B2 (en) * 2009-05-12 2012-09-25 TDY Industries, LLC Composite cemented carbide rotary cutting tools and rotary cutting tool blanks
US8308096B2 (en) 2009-07-14 2012-11-13 TDY Industries, LLC Reinforced roll and method of making same
US9643236B2 (en) * 2009-11-11 2017-05-09 Landis Solutions Llc Thread rolling die and method of making same
US8926237B2 (en) * 2011-07-11 2015-01-06 Kennametal Inc. Multi-piece twist drill head and twist drill including the same
US8800848B2 (en) 2011-08-31 2014-08-12 Kennametal Inc. Methods of forming wear resistant layers on metallic surfaces
US9016406B2 (en) 2011-09-22 2015-04-28 Kennametal Inc. Cutting inserts for earth-boring bits
CN120715301B (zh) * 2025-08-20 2026-02-06 成都欧珀琅精密工具有限公司 一种新型螺旋槽硬质合金铰孔刀具及其高效排屑结构

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE313735C (de) *
DE368480C (de) * 1920-11-26 1923-02-05 Leslie John Hancock Verfahren zum Anbringen von Spitzen oder Schneiden aus Schnelldrehmetall an einem Koerper aus weniger wertvollem Eisen oder Stahl
US2240840A (en) * 1939-10-13 1941-05-06 Gordon H Fischer Tap construction
US2351827A (en) * 1942-11-09 1944-06-20 Joseph S Mcallister Cutting tool
US3017790A (en) * 1960-07-29 1962-01-23 Werle Otto Phillip Cutting tool and method of making same
SU487737A1 (ru) * 1973-07-05 1975-10-15 Всесоюзный научно-исследовательский и проектный институт тугоплавких металлов и твердых сплавов Композиционный материал дл наплавки
US4314616A (en) * 1980-01-28 1982-02-09 Acme-Cleveland Corporation Die-cast masonry drill with leading hard insert
SE427090B (sv) * 1980-05-08 1983-03-07 Ekerot Sven Torbjoern Forfarande och anordning att medelst direktgjutning av en metallsmelta framstella metalliska tradprodukter
JPS59169706A (ja) * 1983-03-14 1984-09-25 Sumitomo Electric Ind Ltd ドリル
JPS6048207A (ja) * 1983-08-25 1985-03-15 Mitsubishi Metal Corp 超硬ドリルの製造方法
DE3445631A1 (de) * 1984-12-14 1986-06-19 HAWERA Präzisionswerkzeuge GmbH, 7980 Ravensburg Verfahren zur herstellung von bohrwerkzeugen
SU1269922A1 (ru) * 1985-01-02 1986-11-15 Ленинградский Ордена Ленина И Ордена Красного Знамени Механический Институт Инструмент дл обработки отверстий
DE3601385A1 (de) * 1986-01-18 1987-07-23 Krupp Gmbh Verfahren zur herstellung von sinterkoerpern mit inneren kanaelen, strangpresswerkzeug zur durchfuehrung des verfahrens und bohrwerkzeug

Also Published As

Publication number Publication date
DE3885900T2 (de) 1994-06-16
JPH02503074A (ja) 1990-09-27
EP0364458B1 (de) 1993-11-24
EP0364458A1 (de) 1990-04-25
SE8701496D0 (sv) 1987-04-10
DE3885900D1 (de) 1994-01-05
SE8701496L (sv) 1988-10-11
WO1988007905A1 (en) 1988-10-20
JP2887239B2 (ja) 1999-04-26
US5094571A (en) 1992-03-10

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