for cutting helical grooves

Patents Grantslast 30 patents

  • Information Patent Grant

    Cutting element, tool, and method for producing a helically extendi...

    • Patent number 10,710,178
    • Issue date Jul 14, 2020
    • Guehring KG
    • Michael Duck
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Helical broach and internal gear machining method using the same

    • Patent number 10,543,541
    • Issue date Jan 28, 2020
    • NACHI FUJIKOSHI CORP.
    • Hideki Sato
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Entrance and exit chip rings for balancing broach forces

    • Patent number 10,399,158
    • Issue date Sep 3, 2019
    • United Technologies Corporation
    • Kenneth A. Frisk
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and tool for producing a surface of predetermined roughness

    • Patent number 10,259,059
    • Issue date Apr 16, 2019
    • Martinrea Honsel Germany GmbH
    • Bernhard Gand
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Helical broach

    • Patent number 9,925,607
    • Issue date Mar 27, 2018
    • MITSUBISHI HEAVY INDUSTRIES MACHINE TOOL CO., LTD.
    • Yasuhito Katsuki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Helical broach

    • Patent number 9,902,004
    • Issue date Feb 27, 2018
    • MITSUBISHI HEAVY INDUSTRIES MACHINE TOOL CO., LTD.
    • Yasuhito Katsuki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Broach

    • Patent number 9,849,526
    • Issue date Dec 26, 2017
    • Mitsubishi Materials Corporation
    • Naoki Yoshizumi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and tool for producing a surface of predetermined roughness

    • Patent number 9,643,265
    • Issue date May 9, 2017
    • Guehring KG
    • Holger Ast
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Helical broach

    • Patent number 9,440,298
    • Issue date Sep 13, 2016
    • Mitsubishi Materials Corporation
    • Naoki Yoshizumi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Helical broach for roughing

    • Patent number 8,485,763
    • Issue date Jul 16, 2013
    • Mitsubishi Heavy Industries, Ltd.
    • Yasuhito Katsuki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Internal broaching tool

    • Patent number 8,485,762
    • Issue date Jul 16, 2013
    • Spezial Werkzeuge GmbH Zella-Mehlis
    • Juergen Kuehner
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Broaching tool and method for machining the surfaces of bores

    • Patent number 7,748,935
    • Issue date Jul 6, 2010
    • MAPAL Fabrik fur Prazisionswerkzeuge Dr. Kress KG
    • Dieter Kress
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for producing rifling grooves in a weapon barrel

    • Patent number 6,408,557
    • Issue date Jun 25, 2002
    • Rheinmetall W & M GmbH
    • Manfred Zaeper
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3626563

    • Patent number 3,626,563
    • Issue date Dec 14, 1971
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3270395

    • Patent number 3,270,395
    • Issue date Sep 6, 1966
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3213525

    • Patent number 3,213,525
    • Issue date Oct 26, 1965
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2898670

    • Patent number 2,898,670
    • Issue date Aug 11, 1959
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2757580

    • Patent number 2,757,580
    • Issue date Aug 7, 1956
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2441143

    • Patent number 2,441,143
    • Issue date May 11, 1948
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2331499

    • Patent number 2,331,499
    • Issue date Oct 12, 1943
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2330863

    • Patent number 2,330,863
    • Issue date Oct 5, 1943
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2317514

    • Patent number 2,317,514
    • Issue date Apr 27, 1943
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2305713

    • Patent number 2,305,713
    • Issue date Dec 22, 1942
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2305029

    • Patent number 2,305,029
    • Issue date Dec 15, 1942
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2305028

    • Patent number 2,305,028
    • Issue date Dec 15, 1942
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2060889

    • Patent number 2,060,889
    • Issue date Nov 17, 1936
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2011630

    • Patent number 2,011,630
    • Issue date Aug 20, 1935
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD AND APPARATUS FOR CUTTING GROOVES IN A BORE

    • Publication number 20240286209
    • Publication date Aug 29, 2024
    • GUHRING, INC.
    • John Laws
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Internal helical broaching tool

    • Publication number 20220080518
    • Publication date Mar 17, 2022
    • Forst Technologie GmbH & Co. KG
    • Andreas BERKTOLD
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ENTRANCE AND EXIT CHIP RINGS FOR BALANCING BROACH FORCES

    • Publication number 20190061026
    • Publication date Feb 28, 2019
    • United Technologies Corporation
    • Kenneth A. Frisk
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HELICAL BROACH AND INTERNAL GEAR MACHINING METHOD USING THE SAME

    • Publication number 20180243847
    • Publication date Aug 30, 2018
    • NACHI-FUJIKOSHI CORP.
    • Hideki SATO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING ELEMENT, TOOL, AND METHOD FOR PRODUCING A HELICALLY EXTENDI...

    • Publication number 20180065197
    • Publication date Mar 8, 2018
    • GUEHRING KG
    • Michael DUCK
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HELICAL BROACH

    • Publication number 20160001384
    • Publication date Jan 7, 2016
    • Mitsubishi Heavy Industries, Ltd.
    • Yasuhito KATSUKI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HELICAL BROACH

    • Publication number 20150336192
    • Publication date Nov 26, 2015
    • Mitsubishi Heavy Industries, Ltd.
    • Yasuhito KATSUKI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    METHOD AND TOOL FOR PRODUCING A SURFACE OF PREDETERMINED ROUGHNESS

    • Publication number 20150151369
    • Publication date Jun 4, 2015
    • Martinrea Honsel Germany GmbH
    • Bernhard Gand
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    BROACH

    • Publication number 20140294521
    • Publication date Oct 2, 2014
    • MITSUBISHI MATERIALS CORPORATION
    • Naoki Yoshizumi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    METHOD AND TOOL FOR PRODUCING A SURFACE OF PREDETERMINED ROUGHNESS

    • Publication number 20140227046
    • Publication date Aug 14, 2014
    • Martinrea Honsel Germany GmbH
    • Holger AST
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    HELICAL BROACH

    • Publication number 20130156513
    • Publication date Jun 20, 2013
    • MITSUBISHI MATERIALS CORPORATION
    • Naoki Yoshizumi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    INTERNAL BROACHING TOOL

    • Publication number 20110195375
    • Publication date Aug 11, 2011
    • Juergen Kuehner
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HELICAL BROACH FOR ROUGHING

    • Publication number 20110020078
    • Publication date Jan 27, 2011
    • MITSUBISHI HEAVY INDUSTRIES LTD.
    • Yasuhito Katsuki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Method and Tool for Producing a Surface of Predetermined Roughness

    • Publication number 20100031799
    • Publication date Feb 11, 2010
    • Guhring oHG
    • Holger Ast
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Broaching Tool and Method for Machining the Surfaces of Bores

    • Publication number 20080118322
    • Publication date May 22, 2008
    • Dieter Kress
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR