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by pushing over a curved mandrel by pushing through a curved die

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  • B21D9/12
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BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING METAL B21D9/00Bending tubes using mandrels or the like

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B21D9/12by pushing over a curved mandrel by pushing through a curved die
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Bender
    • Patent number 11,794,233
    • Issue date Oct 24, 2023
    • Robert G. DePierri
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Differential temperature push bending method and device for tube wi...
    • Patent number 11,185,904
    • Issue date Nov 30, 2021
    • Nanchang Hangkong University (NCHU)
    • Xuefeng Xu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Tube bender
    • Patent number 11,173,532
    • Issue date Nov 16, 2021
    • Lih Yann Industrial Co., Ltd.
    • Po-Lin Liao
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for producing pipe material
    • Patent number 11,167,335
    • Issue date Nov 9, 2021
    • Mitsubishi Heavy Industries, Ltd.
    • Hiroshi Kawamoto
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bending and molding mechanism
    • Patent number 10,780,481
    • Issue date Sep 22, 2020
    • Jiangsu University of Science and Technology Industrial Technology Research I...
    • Wenxian Tang
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Machine for working ribbon-shaped elements
    • Patent number 10,583,474
    • Issue date Mar 10, 2020
    • Byte Line Di Pelissero Alessandro
    • Alessandro Pelissero
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method for determining filler types for press bending of pipes
    • Patent number 10,423,734
    • Issue date Sep 24, 2019
    • Hamid Reza Abbasi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Press bending of pipes
    • Patent number 9,943,897
    • Issue date Apr 17, 2018
    • Hamid Reza Abbasi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Repair device for dent in metal bend tube part of musical instrument
    • Patent number 9,533,336
    • Issue date Jan 3, 2017
    • KUME CORPORATION
    • Tadashi Kume
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Lever bender and related method of use
    • Patent number 9,156,075
    • Issue date Oct 13, 2015
    • Irwin Industrial Tool Company
    • Joseph J. Houle
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Gas supply tube and method of making same
    • Patent number 7,254,980
    • Issue date Aug 14, 2007
    • Carl Froh GmbH
    • Alfred Cramer
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Method of manufacturing a branched pipe by internal high-pressure f...
    • Patent number 5,697,155
    • Issue date Dec 16, 1997
    • Mercedes-Benz AG
    • Henning Bloecker
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Device and method for forming bent pipe of non-annular cross-section
    • Patent number 5,586,462
    • Issue date Dec 24, 1996
    • Aisin Seiki Kabushiki Kaisha
    • Kiyoshi Takeuchi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Adjustable cutoff apparatus
    • Patent number 5,305,625
    • Issue date Apr 26, 1994
    • Shape Corporation
    • Richard D. Heinz
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Exterior mandrel for multiaxis bender
    • Patent number 5,272,905
    • Issue date Dec 28, 1993
    • General Motors Corporation
    • Peter M. Parlow
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Process for the preparation of tubular ingot moulds intended for in...
    • Patent number 5,233,859
    • Issue date Aug 10, 1993
    • Europa Metalli-LMI S.p.A.
    • Armando Sbrana
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pusher apparatus for multi-axis tube bender
    • Patent number 5,195,343
    • Issue date Mar 23, 1993
    • General Motors Corporation
    • Antoni J. Malarz
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Process for the preparation of tubular ingot moulds intended for in...
    • Patent number 5,136,872
    • Issue date Aug 11, 1992
    • Europa Mettali-LMI s.p.A.
    • Armando Sbrana
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for making an irregularly shaped drawn tube
    • Patent number 5,129,247
    • Issue date Jul 14, 1992
    • Muskegon Automation Equipment, Inc.
    • Bruce R. Johnson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for making an irregularly shaped drawn tube
    • Patent number 5,050,417
    • Issue date Sep 24, 1991
    • Muskegon Automation Equipment, Inc.
    • Bruce R. Johnson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for manufacturing curved pipe
    • Patent number 4,989,435
    • Issue date Feb 5, 1991
    • Kabushiki Kaisha Asahi Kinzoku Hogyosho
    • Toshio Kaneko
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for making a spiral pipe
    • Patent number 4,951,493
    • Issue date Aug 28, 1990
    • Siekmann Fittings GmbH & Co. KG
    • Hermann Fragge
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for manufacturing curved pipe
    • Patent number 4,876,872
    • Issue date Oct 31, 1989
    • Kabushiki Kaisha Asahi Kinzoku Kogyosho
    • Toshio Kaneko
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for manufacturing curved pipe
    • Patent number 4,875,353
    • Issue date Oct 24, 1989
    • Kabushiki Kaisha Asahi Kinzoku Kogyosho
    • Toshio Kaneko
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Process and apparatus for manufacturing tube bends
    • Patent number 4,841,760
    • Issue date Jun 27, 1989
    • James M. Ferguson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for preparing tubular chills for continuous steel casting pl...
    • Patent number 4,653,306
    • Issue date Mar 31, 1987
    • Tubi Italia S.p.A.
    • Pierluigi Lazzerini
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for pipe bending
    • Patent number 4,102,169
    • Issue date Jul 25, 1978
    • Sidro GmbH & Co. Ludwig Moller
    • Rolf Koser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3919875
    • Patent number 3,919,875
    • Issue date Nov 18, 1975
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3646799
    • Patent number 3,646,799
    • Issue date Mar 7, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3623347
    • Patent number 3,623,347
    • Issue date Nov 30, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    BENDING TOOLS AND METHODS OF USE THEREOF
    • Publication number 20220161306
    • Publication date May 26, 2022
    • Smith & Nephew, Inc.
    • Rick Fu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    TUBE BENDER
    • Publication number 20210187575
    • Publication date Jun 24, 2021
    • LIH YANN INDUSTRIAL CO., LTD.
    • Po-Lin LIAO
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD FOR PRODUCING PIPE MATERIAL AND MANDREL
    • Publication number 20190105695
    • Publication date Apr 11, 2019
    • Mitsubishi Heavy Industries, Ltd.
    • Hiroshi KAWAMOTO
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    PRESS BENDING OF PIPES
    • Publication number 20170297075
    • Publication date Oct 19, 2017
    • Hamid Reza Abbasi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Lever Bender and Related Method of Use
    • Publication number 20140208820
    • Publication date Jul 31, 2014
    • Joseph J. Houle
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Gas supply tube and method of making same
    • Publication number 20040262899
    • Publication date Dec 30, 2004
    • CARL FROH GmbH
    • Alfred Cramer
    • B60 - VEHICLES IN GENERAL