internal screw-threads

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  • CPC
  • B21H3/08
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    THREADED NUT OF A BALL SCREW DRIVE, AND METHOD FOR PRODUCING SAME

    • Publication number 20240035554
    • Publication date Feb 1, 2024
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Mario Kreutzer
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD FOR PRODUCING A BALL RACEWAY ON A WORKPIECE AND A BALL SCREW...

    • Publication number 20220062969
    • Publication date Mar 3, 2022
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Martin Buschka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    NUT INTEGRATED WITH BRACKET AND METHOD OF MANUFACTURING THE SAME

    • Publication number 20200291981
    • Publication date Sep 17, 2020
    • Hyundai Motor Company
    • Heui Bom LEE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Screw Thread Roller Burnishing Apparatus

    • Publication number 20190299358
    • Publication date Oct 3, 2019
    • Knust-Godwin LLC
    • Thomas R. McMillian
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    METHOD OF MACHINING SCREW

    • Publication number 20180050383
    • Publication date Feb 22, 2018
    • NITTAN VALVE CO., LTD.
    • Michihiro KAMEDA
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    SCREW THREAD STRUCTURE FOR PREVENTING BEING PULLED OUT AND TOOL FOR...

    • Publication number 20180003212
    • Publication date Jan 4, 2018
    • DAE KWANG METAL.CO.LTD
    • Hyeon Woo SEO
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    BALL SCREW NUT

    • Publication number 20170299026
    • Publication date Oct 19, 2017
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Daniel FABER
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Nut

    • Publication number 20170159696
    • Publication date Jun 8, 2017
    • HEWI G. Winker GmbH & Co. KG
    • Peter Unseld
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    R-THETA TABLE APPARATUS AND PROCESSING APPARATUS OF INTERNAL THREAD

    • Publication number 20160256915
    • Publication date Sep 8, 2016
    • M.H. CENTER LIMITED
    • Susumu AOYAMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HEAT EXCHANGER TUBE AND METHOD FOR PRODUCING IT

    • Publication number 20140366375
    • Publication date Dec 18, 2014
    • Andreas Beutler
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Nut

    • Publication number 20130195581
    • Publication date Aug 1, 2013
    • Peter Unseld
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    SCREW OR NUT WITH A THREAD A PITCH OF WHICH VARIES AND TOOL TO PROD...

    • Publication number 20110280683
    • Publication date Nov 17, 2011
    • Joachim Galipaud
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Heat exchanger tube and method for producing it

    • Publication number 20100193170
    • Publication date Aug 5, 2010
    • Andreas Beutler
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Arrangement for Gang Forming Tool

    • Publication number 20080261709
    • Publication date Oct 23, 2008
    • Hans Muller
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method, tool and device for the production of threads

    • Publication number 20060068926
    • Publication date Mar 30, 2006
    • Joerg GUEHRING
    • Juergen Mann
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Method for the production of a spindle nut of a spherical thread dr...

    • Publication number 20050204562
    • Publication date Sep 22, 2005
    • INA-SCHAEFFLER KG
    • Jurgen Osterlanger
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...