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Curved cutting edges

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  • CPC
  • B23B2251/082
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B23Machine tools B23BTURNING BORING B23B2251/00Details of tools for drilling machines

Current Industry

B23B2251/082Curved cutting edges
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotatable cutting head having tip portion with radially extending c...
    • Patent number 12,109,635
    • Issue date Oct 8, 2024
    • Iscar, Ltd.
    • Shim'on Shitrit
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotatable cutting head having tip portion with three radially exten...
    • Patent number 11,951,553
    • Issue date Apr 9, 2024
    • Iscar, Ltd.
    • Shim'on Shitrit
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Modular drill with enhanced bump-off capability
    • Patent number 11,883,888
    • Issue date Jan 30, 2024
    • Kennametal Inc.
    • Ruy Frota de Souza Filho
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Twist drill and an exchangeable head for a twist drill
    • Patent number 11,642,728
    • Issue date May 9, 2023
    • Seco Tools AB
    • Bjorn Sterling
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill and method of producing drilled product
    • Patent number 11,400,524
    • Issue date Aug 2, 2022
    • SUBARU CORPORATION
    • Masao Watanabe
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method for manufacturing sintered component, sintered component, an...
    • Patent number 11,325,186
    • Issue date May 10, 2022
    • Sumitomo Electric Sintered Alloy, Ltd.
    • Yasunori Sonoda
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method for manufacturing sintered component, sintered component, an...
    • Patent number 11,305,347
    • Issue date Apr 19, 2022
    • Sumitomo Electric Sintered Alloy, Ltd.
    • Yasunori Sonoda
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Conical countersink
    • Patent number 11,185,934
    • Issue date Nov 30, 2021
    • Guehring KG
    • Stefan Schairer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool
    • Patent number 11,173,553
    • Issue date Nov 16, 2021
    • Sumitomo Electric Hardmetal Corp.
    • Shinya Nakata
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Insert, drill, and method of manufacturing machined product using t...
    • Patent number 10,668,540
    • Issue date Jun 2, 2020
    • KYOCERA Corporation
    • Hirohisa Ishi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tool for producing an internal thread in a workpiece pilot hole
    • Patent number 10,525,542
    • Issue date Jan 7, 2020
    • Audi AG
    • Peter Kopton
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill
    • Patent number 10,471,522
    • Issue date Nov 12, 2019
    • Mitsubishi Materials Corporation
    • Tadashi Yamamoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill
    • Patent number 10,279,398
    • Issue date May 7, 2019
    • MITSUBISHI HITACHI TOOL ENGINEERING, LTD.
    • Shigeyoshi Fujiwara
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill
    • Patent number 10,213,844
    • Issue date Feb 26, 2019
    • KYOCERA Corporation
    • Masahiko Kuroda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method for designing a cutting edge of a cutting tool, cutting tool...
    • Patent number 10,201,856
    • Issue date Feb 12, 2019
    • GERSHON SYSTEM LTD.
    • Gershon Harif
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Drill
    • Patent number 10,155,269
    • Issue date Dec 18, 2018
    • Sumitomo Electric Hardmetal Corp.
    • Masaaki Jindai
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill and drilling method for workpiece
    • Patent number 9,981,322
    • Issue date May 29, 2018
    • SUBARU CORPORATION
    • Tatsuo Nakahata
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drilling tool and method for modifying a blind hole
    • Patent number 9,914,178
    • Issue date Mar 13, 2018
    • WPT Nord GmbH
    • Ralf Thomsen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill and method of manufacturing drill
    • Patent number 9,827,617
    • Issue date Nov 28, 2017
    • SUBARU CORPORATION
    • Manabu Saito
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3-blade drill
    • Patent number 9,713,846
    • Issue date Jul 25, 2017
    • OSG Corporation
    • Kazutoyo Itoh
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Single-lip drill
    • Patent number 9,669,474
    • Issue date Jun 6, 2017
    • Botek Praezisionsbohrtechnik GmbH
    • Juergen Wenzelburger
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill
    • Patent number 9,511,424
    • Issue date Dec 6, 2016
    • OSG Corporation
    • Kazuteru Takai
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tool head and method for machining a metallic workpiece
    • Patent number 9,415,450
    • Issue date Aug 16, 2016
    • Kennametal Inc.
    • Markus Hirt
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill
    • Patent number 9,352,399
    • Issue date May 31, 2016
    • Mitsubishi Materials Corporation
    • Kazuya Yanagida
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill and drilling method for workpiece
    • Patent number 9,180,531
    • Issue date Nov 10, 2015
    • Fuji Jukogyo Kabushiki Kaisha
    • Tatsuo Nakahata
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill
    • Patent number 9,168,593
    • Issue date Oct 27, 2015
    • Fuji Jukogyo Kabushiki Kaisha
    • Manabu Saito
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill
    • Patent number 9,114,461
    • Issue date Aug 25, 2015
    • Sandvik Intellectual Property AB
    • Håkan Olsson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tip and rotary cutting tool employing same
    • Patent number 8,979,445
    • Issue date Mar 17, 2015
    • Hanita Metal Factory Ltd
    • Karthik Sampath
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rock drill bit
    • Patent number 8,960,336
    • Issue date Feb 24, 2015
    • Heller Tools GmbH
    • Heinrich Kersten
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Twist drill
    • Patent number 8,814,483
    • Issue date Aug 26, 2014
    • Iscar, Ltd.
    • David Ben Harouche
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    DRILL
    • Publication number 20240261878
    • Publication date Aug 8, 2024
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Naohiro NAKAMURA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    MODULAR DRILL WITH ENHANCED BUMP-OFF CAPABILITY
    • Publication number 20240042530
    • Publication date Feb 8, 2024
    • Kennametal Inc.
    • Ruy Frota de Souza Filho
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL
    • Publication number 20230339029
    • Publication date Oct 26, 2023
    • Colt Technologies GmbH
    • Jürgen MIEBACH
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL
    • Publication number 20230173593
    • Publication date Jun 8, 2023
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Masashi YAMADA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL
    • Publication number 20230150039
    • Publication date May 18, 2023
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Youichi TAKAHASHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL AND METHOD FOR MANUFACTURING MACHINED PRODUCT
    • Publication number 20230031453
    • Publication date Feb 2, 2023
    • KYOCERA CORPORATION
    • Masahiko KURODA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    MODULAR DRILL WITH ENHANCED BUMP-OFF CAPABILITY
    • Publication number 20220410285
    • Publication date Dec 29, 2022
    • Kennametal Inc.
    • Ruy Frota de Souza Filho
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING INSERT, ROTARY TOOL, AND METHOD FOR MANUFACTURING MACHINED...
    • Publication number 20220055123
    • Publication date Feb 24, 2022
    • KYOCERA CORPORATION
    • Suguru ONCHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    NON PLANAR CUTTING ELEMENT WITH NON PLANAR INTERFACE DESIGN AND TOO...
    • Publication number 20210372203
    • Publication date Dec 2, 2021
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Ronald K. Eyre
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    TWIST DRILL AND AN EXCHANGEABLE HEAD FOR A TWIST DRILL
    • Publication number 20210283696
    • Publication date Sep 16, 2021
    • Seco Tools AB
    • Bjorn STERLING
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL AND METHOD OF PRODUCING DRILLED PRODUCT
    • Publication number 20210031277
    • Publication date Feb 4, 2021
    • SUBARU CORPORATION, Tokyo, JAPAN
    • Masao WATANABE
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CONICAL COUNTERSINK
    • Publication number 20200038968
    • Publication date Feb 6, 2020
    • GUERING KG
    • Stefan SCHAIRER
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Fiducial Marks for Articles of Manufacture with Non-Trivial Dimensi...
    • Publication number 20190381581
    • Publication date Dec 19, 2019
    • Arevo, Inc.
    • Archana Kashikar
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    A CUTTING TOOL AND A BRANCH CONNECTION DEVICE COMPRISING A CUTTING...
    • Publication number 20180292038
    • Publication date Oct 11, 2018
    • Wavin B.V.
    • Michiel Heersema
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL
    • Publication number 20180243841
    • Publication date Aug 30, 2018
    • MITSUBISHI MATERIALS CORPORATION
    • Yoshitaka Nakanohara
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL
    • Publication number 20180236568
    • Publication date Aug 23, 2018
    • MITSUBISHI MATERIALS CORPORATION
    • Tadashi Yamamoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    INSERT, DRILL, AND METHOD OF MANUFACTURING MACHINED PRODUCT USING T...
    • Publication number 20180111205
    • Publication date Apr 26, 2018
    • KYOCERA CORPORATION
    • Hirohisa ISHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL
    • Publication number 20180043441
    • Publication date Feb 15, 2018
    • Mitsubishi Hitachi Tool Engineering, Ltd.
    • Shigeyoshi FUJIWARA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL AND DRILLING METHOD FOR WORKPIECE
    • Publication number 20160023281
    • Publication date Jan 28, 2016
    • Fuji Jukogyo Kabushiki Kaisha
    • Tatsuo NAKAHATA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SINGLE-LIP DRILL
    • Publication number 20150217383
    • Publication date Aug 6, 2015
    • BOTEK PRAEZISIONSBOHRTECHNIK GMBH
    • Juergen Wenzelburger
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    3-BLADE DRILL
    • Publication number 20150104265
    • Publication date Apr 16, 2015
    • OSG Corporation
    • Kazutoyo Itoh
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SPADE DRILL
    • Publication number 20150043983
    • Publication date Feb 12, 2015
    • Performance Carbide, Inc.
    • Gerald A. Gass
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    TOOL HEAD AND METHOD FOR MACHINING A METALLIC WORKPIECE
    • Publication number 20140294527
    • Publication date Oct 2, 2014
    • Kennametal Inc.
    • MARKUS HIRT
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL
    • Publication number 20140294529
    • Publication date Oct 2, 2014
    • OSG Corporation
    • Kazuteru Takai
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DRILL
    • Publication number 20140023448
    • Publication date Jan 23, 2014
    • MITSUBISHI MATERIALS CORPORATION
    • Kazuya Yanagida
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DAMAGED BOLT AND SCREW REMOVING DEVICES
    • Publication number 20120325056
    • Publication date Dec 27, 2012
    • Burton Kozak
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Damaged Bolt and Screw Removing Devices
    • Publication number 20120288340
    • Publication date Nov 15, 2012
    • Burton Kozak
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Drill
    • Publication number 20120201619
    • Publication date Aug 9, 2012
    • Håkan Olsson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DEEP HOLE DRILL
    • Publication number 20120121351
    • Publication date May 17, 2012
    • BOTEK PRAEZISIONSBOHRTECHNIK GMBH
    • Juergen Deeg
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TIP AND ROTARY CUTTING TOOL EMPLOYING SAME
    • Publication number 20120093600
    • Publication date Apr 19, 2012
    • KARTHIK SAMPATH
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR