TREA

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  • CPC
  • B21D39/044
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING METAL B21D39/00Application of procedures in order to connect objects or parts

Current Industry

B21D39/044perpendicular
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    TEE TYPE CONNECTOR PIPE MANUFACTURING METHOD
    • Publication number 20240335869
    • Publication date Oct 10, 2024
    • Sung Keun NOH
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    BEAD FORMING METHOD AND STRUCTURAL MEMBER
    • Publication number 20210379643
    • Publication date Dec 9, 2021
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Taiki YAMAKAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SEPARATOR DEVICE
    • Publication number 20200179951
    • Publication date Jun 11, 2020
    • Adey Holdings (2008) Limited
    • Christopher Adey
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    RAILING SYSTEM
    • Publication number 20180369894
    • Publication date Dec 27, 2018
    • Raman Avetsisiants
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    SEPARATOR DEVICE
    • Publication number 20180099294
    • Publication date Apr 12, 2018
    • Adey Holdings (2008) Limited
    • Christopher Adey
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    METHOD OF JOINING TUBE AND TUBE SHEET IN SHELL & TUBE HEAT EXCHANGER
    • Publication number 20130180109
    • Publication date Jul 18, 2013
    • DongHwa entec Co., Ltd.
    • Seonghui Hong
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    STANDING SEAM CONNECTORS FOR DUCTING
    • Publication number 20110121569
    • Publication date May 26, 2011
    • Jeffrey Allen Hermanson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Device & method for coverting a motorcycle exhaust system into a mu...
    • Publication number 20110079005
    • Publication date Apr 7, 2011
    • Albert Earl Hatchett
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    PRESS FOR ASSEMBLING RAILING SYSTEMS
    • Publication number 20070214856
    • Publication date Sep 20, 2007
    • LUC WILLIAMS
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    RAILING SYSTEM
    • Publication number 20070200105
    • Publication date Aug 30, 2007
    • LUC WILLIAMS
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method for producing a connection
    • Publication number 20060054663
    • Publication date Mar 16, 2006
    • DaimlerChrysler
    • Stefan Schwarz
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method and apparatus for interlocking tubular members
    • Publication number 20050160573
    • Publication date Jul 28, 2005
    • Andy Skrepnek
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Securement of head rest support into automobile seat frame
    • Publication number 20050035641
    • Publication date Feb 17, 2005
    • Bend All Automotive Incorporated
    • Horst Udo Petersen
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Double tube coupling and manufacturing method thereof
    • Publication number 20040183298
    • Publication date Sep 23, 2004
    • Hiromi Takasaki
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD FOR JOINING VEHICLE FRAME COMPONENTS
    • Publication number 20040155030
    • Publication date Aug 12, 2004
    • Jim Schmidt
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Seat frame structure and method for forming
    • Publication number 20030201663
    • Publication date Oct 30, 2003
    • John McWhinnie
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Tubular assembly having hydroformed interconnecting member and meth...
    • Publication number 20030126730
    • Publication date Jul 10, 2003
    • Mark W. Barber
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Securement of head rest support into automobile seat frame
    • Publication number 20020121015
    • Publication date Sep 5, 2002
    • Horst Udo Petersen
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Mechanical joint
    • Publication number 20010046412
    • Publication date Nov 29, 2001
    • Stage One Creative Service, Ltd.
    • Mark Nicholas Johnson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...