DE68920581D1 - Schneidewerkzeug. - Google Patents

Schneidewerkzeug.

Info

Publication number
DE68920581D1
DE68920581D1 DE68920581T DE68920581T DE68920581D1 DE 68920581 D1 DE68920581 D1 DE 68920581D1 DE 68920581 T DE68920581 T DE 68920581T DE 68920581 T DE68920581 T DE 68920581T DE 68920581 D1 DE68920581 D1 DE 68920581D1
Authority
DE
Germany
Prior art keywords
cutting tool
socket
convex surface
cutter bit
steel shank
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 - Fee Related
Application number
DE68920581T
Other languages
English (en)
Other versions
DE68920581T2 (de
Inventor
Stephen Stiffler
Wayne Beach
John Prizzi
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22829535&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68920581(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kennametal Inc filed Critical Kennametal Inc
Application granted granted Critical
Publication of DE68920581D1 publication Critical patent/DE68920581D1/de
Publication of DE68920581T2 publication Critical patent/DE68920581T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK 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 OR ROCK 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
    • E21C35/1835—Chemical composition or specific material
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK 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
    • 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
    • Y10T407/26—Cutters, for shaping comprising cutting edge bonded to tool shank

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Auxiliary Devices For Machine Tools (AREA)
DE68920581T 1988-07-20 1989-07-13 Schneidewerkzeug. Expired - Fee Related DE68920581T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/221,820 US4911504A (en) 1988-07-20 1988-07-20 Cutter bit and tip
PCT/US1989/003035 WO1990001105A1 (en) 1988-07-20 1989-07-13 Cutter bit and tip

Publications (2)

Publication Number Publication Date
DE68920581D1 true DE68920581D1 (de) 1995-02-23
DE68920581T2 DE68920581T2 (de) 1995-05-24

Family

ID=22829535

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68920581T Expired - Fee Related DE68920581T2 (de) 1988-07-20 1989-07-13 Schneidewerkzeug.

Country Status (13)

Country Link
US (1) US4911504A (de)
EP (1) EP0425552B1 (de)
JP (1) JPH03503429A (de)
KR (1) KR900702171A (de)
CN (1) CN1013891B (de)
AT (1) ATE117048T1 (de)
AU (1) AU617496B2 (de)
CA (1) CA1332179C (de)
DE (1) DE68920581T2 (de)
ES (1) ES2015744A6 (de)
PL (1) PL161729B1 (de)
WO (1) WO1990001105A1 (de)
ZA (1) ZA895531B (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5141289A (en) * 1988-07-20 1992-08-25 Kennametal Inc. Cemented carbide tip
SE463573B (sv) * 1989-04-24 1990-12-10 Sandvik Ab Verktyg samt verktygskropp foer brytning av fasta material
US5219209A (en) * 1992-06-11 1993-06-15 Kennametal Inc. Rotatable cutting bit insert
GB9225408D0 (en) * 1992-12-04 1993-01-27 Hydra Tools Int Plc Mineral cutter tooling system
US5324098A (en) * 1992-12-17 1994-06-28 Kennametal Inc. Cutting tool having hard tip with lobes
AU683404B2 (en) * 1994-10-14 1997-11-06 Kennametal Inc. Concave cutter bit
US5628549A (en) * 1995-12-13 1997-05-13 Kennametal Inc. Cutting tool sleeve rotation limitation system
JP2796269B2 (ja) * 1995-12-28 1998-09-10 川崎重工業株式会社 トンネル掘削機のカッターリング構造
US5730502A (en) * 1996-12-19 1998-03-24 Kennametal Inc. Cutting tool sleeve rotation limitation system
US6000153A (en) * 1997-12-09 1999-12-14 Sollami; Jimmie L. Tooth attachment for earth working equipment
DE19857451A1 (de) 1998-12-12 2000-06-15 Boart Hwf Gmbh Co Kg Schneid- oder Brechwerkzeug sowie Schneideinsatz für dieses
US6478383B1 (en) * 1999-10-18 2002-11-12 Kennametal Pc Inc. Rotatable cutting tool-tool holder assembly
JP4608433B2 (ja) * 2003-09-05 2011-01-12 新庄金属工業株式会社 回転切削工具およびこれを用いた切削方法
SE531412C2 (sv) * 2005-12-30 2009-03-31 Sandvik Intellectual Property Bergborrverktyg, bergborrkrona samt förfarande för tillverkning av en konisk kavitet hos en bergborrkrona
US8033616B2 (en) * 2006-08-11 2011-10-11 Schlumberger Technology Corporation Braze thickness control
US7871133B2 (en) * 2006-08-11 2011-01-18 Schlumberger Technology Corporation Locking fixture
US7611209B2 (en) * 2007-02-27 2009-11-03 Sandvik Intellectual Property Ab Reversible cutting tool with shield
DE102007009711B4 (de) * 2007-02-28 2010-05-20 Betek Bergbau- Und Hartmetalltechnik Karl-Heinz Simon Gmbh & Co. Kg Rundschaftmeißel
US8210618B2 (en) 2007-08-23 2012-07-03 Sandvik Intellectual Property Ab Reduced volume cutting tip and cutter bit assembly incorporating same
US8678517B2 (en) 2007-08-23 2014-03-25 Sandvik Intellectual Property Ab Reduced volume cutting tip and cutting bit incorporating same
PL217584B1 (pl) * 2007-12-05 2014-07-31 Sandvik Intellectual Property Narzędzie krusząco-kopiące
US20100018776A1 (en) * 2008-07-28 2010-01-28 Keller Donald E Cutting bit for mining and excavating tools
US20100259092A1 (en) * 2009-04-08 2010-10-14 Adam Joseph Kelly Rotatable Cutting Tool With Continuous Arcuate Head Portion
US8322796B2 (en) 2009-04-16 2012-12-04 Schlumberger Technology Corporation Seal with contact element for pick shield
US8701799B2 (en) * 2009-04-29 2014-04-22 Schlumberger Technology Corporation Drill bit cutter pocket restitution
WO2011016765A1 (en) * 2009-08-04 2011-02-10 Sandvik Intellectual Property Ab Non-rotating washer for tool pick, tool and block assembly, method to reduce erosive wear and material removal machine
US9028009B2 (en) 2010-01-20 2015-05-12 Element Six Gmbh Pick tool and method for making same
CN101890571A (zh) * 2010-07-26 2010-11-24 李艽 延长双金属结构硬质合金刀具的焊接方法
EP2514918B1 (de) * 2011-04-20 2015-07-29 Sandvik Intellectual Property AB Fräser und Fräserhalter
ES2436501T3 (es) 2011-06-28 2014-01-02 Sandvik Intellectual Property Ab Punta de corte y fresa de corte con mayores resistencia y capacidad de penetración
DE102014014094A1 (de) * 2013-10-01 2015-04-02 Bomag Gmbh Meißeleinrichtung und verschleißgeschützter Meißel für eine Bodenfräsmaschine
DE102014104040A1 (de) * 2014-03-24 2015-09-24 Betek Gmbh & Co. Kg Meißel, insbesondere Rundschaftmeißel
JP6739195B2 (ja) * 2016-03-16 2020-08-12 大成建設株式会社 カッタビット
USD863386S1 (en) 2018-06-06 2019-10-15 Kennametal Inc. Ribbed cutting insert
GB201901712D0 (en) * 2019-02-07 2019-03-27 Element Six Gmbh Pick tool for road milling

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US177973A (en) * 1876-05-30 Improvement in plow-points
US1894101A (en) * 1931-01-02 1933-01-10 Gen Electric Machine center
US2614813A (en) * 1949-07-08 1952-10-21 Ingersoll Rand Co Rock drilling tool
US2628072A (en) * 1949-09-01 1953-02-10 Timken Roller Bearing Co Drill bit having groove with hard metal cutter insert brazed therein
US2707619A (en) * 1950-06-22 1955-05-03 Sandvikens Jernverks Ab Percussion drills
US2784943A (en) * 1952-11-03 1957-03-12 Sandvikens Jernverks Ab Rock drill bit with cutting insert
US3336081A (en) * 1965-08-02 1967-08-15 Samuel S Ericsson Percussion tool with replaceable point
US3519309A (en) 1965-08-12 1970-07-07 Kennametal Inc Rotary cone bit retained by captive keeper ring
US3557416A (en) * 1968-08-16 1971-01-26 Kennametal Inc Cutting insert
US3655244A (en) * 1970-07-30 1972-04-11 Int Tool Sales Impact driven tool with replaceable cutting point
US3718370A (en) * 1971-03-23 1973-02-27 Caserta J Interchangeable jack hammer tips
SU402655A1 (ru) 1971-05-21 1973-10-19 Струговый резец
US4216832A (en) 1976-06-24 1980-08-12 Kennametal Inc. Furrowing tool
SU605955A1 (ru) * 1976-06-30 1978-05-05 Всесоюзный Научно-Исследовательский И Проектный Институт Тугоплавких Металлов И Твердых Сплавов (Вниитс) Твердосплавна пластинка дл горнорежущего инструмента
US4150728A (en) * 1976-11-26 1979-04-24 Smith International, Inc. Rock drill bit inserts with hollow bases
ZA77339B (en) * 1977-01-20 1978-04-26 Boart Int Ltd Brazing inserts
SU751991A1 (ru) * 1978-02-21 1980-07-30 За витель Резец дл горных машин
US4176725A (en) * 1978-08-17 1979-12-04 Dresser Industries, Inc. Earth boring cutting element enhanced retention system
US4201421A (en) 1978-09-20 1980-05-06 Besten Leroy E Den Mining machine bit and mounting thereof
DE2846744A1 (de) 1978-10-27 1980-04-30 Wallram Hartmetall Gmbh Schraempicke
SU781341A1 (ru) * 1979-01-03 1980-11-23 Ордена Трудового Красного Знамени Институт Сверхтвердых Материалов Ан Украинской Сср Резец дл горных машин
SU1089611A1 (ru) * 1981-05-26 1984-04-30 Предприятие П/Я Р-6076 Устройство дл отображени текстово-графической информации
ZA829343B (en) 1982-01-11 1983-10-26 Sandvik Ltd A point attack cutting pick
US4497520A (en) 1983-04-29 1985-02-05 Gte Products Corporation Rotatable cutting bit
US4547020A (en) 1983-05-09 1985-10-15 Gte Products Corporation Rotatable cutting bit
SE436433B (sv) 1984-01-20 1984-12-10 Santrade Ltd Verktyg for brytning av fasta material

Also Published As

Publication number Publication date
CA1332179C (en) 1994-09-27
AU3879989A (en) 1990-02-19
US4911504A (en) 1990-03-27
EP0425552A4 (en) 1991-10-09
EP0425552A1 (de) 1991-05-08
EP0425552B1 (de) 1995-01-11
DE68920581T2 (de) 1995-05-24
PL161729B1 (pl) 1993-07-30
WO1990001105A1 (en) 1990-02-08
CN1013891B (zh) 1991-09-11
ZA895531B (en) 1990-05-30
ES2015744A6 (es) 1990-09-01
AU617496B2 (en) 1991-11-28
JPH03503429A (ja) 1991-08-01
ATE117048T1 (de) 1995-01-15
KR900702171A (ko) 1990-12-06
CN1040846A (zh) 1990-03-28

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee