DE69123054T2 - Drehbares schneidwerkzeug - Google Patents

Drehbares schneidwerkzeug

Info

Publication number
DE69123054T2
DE69123054T2 DE69123054T DE69123054T DE69123054T2 DE 69123054 T2 DE69123054 T2 DE 69123054T2 DE 69123054 T DE69123054 T DE 69123054T DE 69123054 T DE69123054 T DE 69123054T DE 69123054 T2 DE69123054 T2 DE 69123054T2
Authority
DE
Germany
Prior art keywords
integral
segment
tool
mediate
cutting tool
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
DE69123054T
Other languages
English (en)
Other versions
DE69123054D1 (de
Inventor
Don Rowlett
Stephen Stiffler
Wayne Beach
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.)
Kennametal Inc
Original Assignee
Kennametal 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
Application filed by Kennametal Inc filed Critical Kennametal Inc
Publication of DE69123054D1 publication Critical patent/DE69123054D1/de
Application granted granted Critical
Publication of DE69123054T2 publication Critical patent/DE69123054T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/19—Means for fixing picks or holders
    • E21C35/197—Means for fixing picks or holders using sleeves, rings or the like, as main fixing elements
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E21C35/1831—Fixing methods or devices
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E21C35/1837—Mining picks; Holders therefor with inserts or layers of wear-resisting material characterised by the shape
DE69123054T 1990-09-04 1991-03-21 Drehbares schneidwerkzeug Expired - Lifetime DE69123054T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/578,708 US5131725A (en) 1990-09-04 1990-09-04 Rotatable cutting tool having an insert with flanges
PCT/US1991/001886 WO1992004529A1 (en) 1990-09-04 1991-03-21 Rotatable cutting tool

Publications (2)

Publication Number Publication Date
DE69123054D1 DE69123054D1 (de) 1996-12-12
DE69123054T2 true DE69123054T2 (de) 1997-04-03

Family

ID=24313962

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69123054T Expired - Lifetime DE69123054T2 (de) 1990-09-04 1991-03-21 Drehbares schneidwerkzeug
DE91907106T Pending DE547053T1 (de) 1990-09-04 1991-03-21 Drehbares schneidwerkzeug.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE91907106T Pending DE547053T1 (de) 1990-09-04 1991-03-21 Drehbares schneidwerkzeug.

Country Status (9)

Country Link
US (1) US5131725A (de)
EP (1) EP0547053B1 (de)
JP (1) JP2538819B2 (de)
AT (1) ATE145037T1 (de)
AU (1) AU651095B2 (de)
CA (1) CA2090218C (de)
DE (2) DE69123054T2 (de)
WO (1) WO1992004529A1 (de)
ZA (1) ZA912707B (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5324098A (en) * 1992-12-17 1994-06-28 Kennametal Inc. Cutting tool having hard tip with lobes
US5374111A (en) * 1993-04-26 1994-12-20 Kennametal Inc. Extraction undercut for flanged bits
US5551760A (en) * 1993-09-02 1996-09-03 The Sollami Company Tungsten carbide insert for a cutting tool
US5484191A (en) * 1993-09-02 1996-01-16 The Sollami Company Insert for tungsten carbide tool
US5697308A (en) * 1995-12-20 1997-12-16 Kennametal Inc. Seed boot having a wear resistant insert
US6019434A (en) * 1997-10-07 2000-02-01 Fansteel Inc. Point attack bit
DE19857451A1 (de) 1998-12-12 2000-06-15 Boart Hwf Gmbh Co Kg Schneid- oder Brechwerkzeug sowie Schneideinsatz für dieses
US6196636B1 (en) 1999-03-22 2001-03-06 Larry J. McSweeney Cutting bit insert configured in a polygonal pyramid shape and having a ring mounted in surrounding relationship with the insert
US6270165B1 (en) * 1999-10-22 2001-08-07 Sandvik Rock Tools, Inc. Cutting tool for breaking hard material, and a cutting cap therefor
US6375272B1 (en) 2000-03-24 2002-04-23 Kennametal Inc. Rotatable cutting tool insert
US6341823B1 (en) 2000-05-22 2002-01-29 The Sollami Company Rotatable cutting tool with notched radial fins
DE102007007156A1 (de) * 2007-02-09 2008-08-14 Gerd Elfgen Hartmetallspitze für einen Rundschaftmeißel
US7959234B2 (en) 2008-03-15 2011-06-14 Kennametal Inc. Rotatable cutting tool with superhard cutting member
US9139893B2 (en) 2008-12-22 2015-09-22 Baker Hughes Incorporated Methods of forming bodies for earth boring drilling tools comprising molding and sintering techniques
US20100320003A1 (en) * 2009-06-17 2010-12-23 The Sollami Co. Bit for use in at least one of mining, trenching and milling applications
US20110068616A1 (en) * 2009-09-21 2011-03-24 Kennametal Inc. Rotatable cutting tool with hard cutting member
GB2494102A (en) * 2011-07-28 2013-03-06 Boundary Equipment Co Ltd A surface working tool insert
USD742948S1 (en) 2014-12-11 2015-11-10 Kennametal Inc. Cutting bit
USD742949S1 (en) 2014-12-11 2015-11-10 Kennametal Inc. Cutting bit
DE102016122693A1 (de) 2016-11-24 2018-05-24 POWER-TECHNOLOGIE GmbH Hartmetalleinsatz für einen Rundschaftmeißel
USD868122S1 (en) 2017-02-22 2019-11-26 Kennametal Inc. Cutting bit
US10465512B2 (en) 2017-02-28 2019-11-05 Kennametal Inc. Rotatable cutting tool
USD863386S1 (en) 2018-06-06 2019-10-15 Kennametal Inc. Ribbed cutting insert

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1074922A (en) * 1965-01-09 1967-07-05 Tungsten Carbide Developments Improvements in or relating to coal-or other mineral-cutter picks with hard metal tips
US3361481A (en) * 1965-10-18 1968-01-02 Westinghouse Air Brake Co Rotating cutter bit
US3833265A (en) * 1965-10-20 1974-09-03 G Elders Rotatable sleeve for self-sharpening bit
US3476438A (en) * 1967-12-18 1969-11-04 Gen Electric Cutter bit
US3652130A (en) * 1970-03-02 1972-03-28 Elders G W Bit and block assembly
US3833264A (en) * 1970-09-02 1974-09-03 G Elders Self-sharpening bit and mounting therefor
US3746396A (en) * 1970-12-31 1973-07-17 Continental Oil Co Cutter bit and method of causing rotation thereof
US3801158A (en) * 1972-10-25 1974-04-02 Continental Oil Co Rotating hub assembly for a mining cutter bit
US4065185A (en) * 1976-07-22 1977-12-27 Elders G W Point-attack bit
US4264759A (en) * 1978-09-08 1981-04-28 The Firestone Tire & Rubber Company Polyphosphazene polymers containing alkoxy substitutents containing a fully substituted carbon in the beta position
SU825924A1 (ru) * 1979-08-09 1981-04-30 Vni Pi Tugoplavkikh Metall Резец дл горных машин
USRE30807E (en) * 1979-12-17 1981-12-01 Point-attack bit
SU899916A1 (ru) * 1980-05-13 1982-01-23 Ордена Октябрьской Революции И Ордена Трудового Красного Знамени Институт Горного Дела Им.А.А.Скочинского Вставка дл резцов горных машин
GB2101657B (en) * 1981-02-13 1985-01-03 Arnol Staggs Miner bit
SE450259C (sv) * 1983-03-23 1996-07-04 Sandvik Ab Verktyg för brytning eller avverkning av fasta material, såsom asfalt
SE436433B (sv) * 1984-01-20 1984-12-10 Santrade Ltd Verktyg for brytning av fasta material
EP0161869B1 (de) * 1984-05-09 1992-08-26 Minnesota Mining And Manufacturing Company Beschichtetes Schleifprodukt mit ausgewähltem mineralischem Ersatzstoff
DE3442546A1 (de) * 1984-11-22 1986-05-28 Elfgen, Gerd, 5303 Bornheim Rundschaftmeissel fuer schraemmaschinen
EP0259620A1 (de) * 1986-09-09 1988-03-16 Kennametal Inc. Schneidwerkzeug mit harter Spitze mit einem Mittelstück, dessen Oberfläche als Umdrehungskörper mit konkaver Erzeugender ausgebildet ist
US4859543A (en) * 1987-04-28 1989-08-22 Kennametal Inc. Earth working tool having a working element fabricated from cemented tungsten carbide compositions with enhanced properties
US4981328A (en) * 1989-08-22 1991-01-01 Kennametal Inc. Rotatable tool having a carbide insert with bumps

Also Published As

Publication number Publication date
CA2090218A1 (en) 1992-03-05
JP2538819B2 (ja) 1996-10-02
DE547053T1 (de) 1993-11-25
AU7563091A (en) 1992-03-30
DE69123054D1 (de) 1996-12-12
EP0547053A1 (de) 1993-06-23
ZA912707B (en) 1992-12-30
AU651095B2 (en) 1994-07-14
EP0547053B1 (de) 1996-11-06
CA2090218C (en) 1996-10-08
WO1992004529A1 (en) 1992-03-19
EP0547053A4 (de) 1994-04-13
US5131725A (en) 1992-07-21
JPH05508689A (ja) 1993-12-02
ATE145037T1 (de) 1996-11-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition