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in press brakes or between rams and anvils or abutments Pliers with forming dies

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  • B21D9/08
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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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B21D9/08in press brakes or between rams and anvils or abutments Pliers with forming dies
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

    System and method for connecting metal workpieces
    • Patent number 11,577,295
    • Issue date Feb 14, 2023
    • Paul Po Cheng
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus and method for forming large-scale thin-walled ring shell...
    • Patent number 11,413,672
    • Issue date Aug 16, 2022
    • Dalian University of Technology
    • Shijian Yuan
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming a closed cross-sectional structure
    • Patent number 10,160,031
    • Issue date Dec 25, 2018
    • JFE Steel Corporation
    • Kazuhiko Higai
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus that forms a closed cross-sectional structure
    • Patent number 9,862,017
    • Issue date Jan 9, 2018
    • JFE Steel Corporation
    • Kazuhiko Higai
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Metal forming system with accelerated mass production
    • Patent number 9,283,609
    • Issue date Mar 15, 2016
    • Chi-Jui Huang
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for bending tubular articles with a relative ratio of the be...
    • Patent number 8,037,726
    • Issue date Oct 18, 2011
    • IBF S.p.A.
    • Urbano Faina
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of bending pipe and apparatus therefor
    • Patent number 7,140,225
    • Issue date Nov 28, 2006
    • Yutaka Giken Co., Ltd.
    • Hiroyuki Takahashi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pipe bending apparatus
    • Patent number 7,047,789
    • Issue date May 23, 2006
    • Ronald E. Theener
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for producing a bumper reinforcement
    • Patent number 6,813,920
    • Issue date Nov 9, 2004
    • Asteer Co., Ltd.
    • Hiroshi Yoshida
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Process for bending measuring tubes
    • Patent number 6,591,656
    • Issue date Jul 15, 2003
    • Endress + Hauser Flowtec AG
    • Ennio Bitto
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for manufacturing thick-walled bent pipe
    • Patent number 6,450,001
    • Issue date Sep 17, 2002
    • Tokiwa Seiki Co., Ltd.
    • Yoichi Kimura
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Multi-purpose hydraulic press, metal bending, and log splitting app...
    • Patent number 6,318,424
    • Issue date Nov 20, 2001
    • Herman F. Elfrink
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Apparatus for bending forging artistic metallic pipes
    • Patent number 5,974,854
    • Issue date Nov 2, 1999
    • Shao-Chien Tseng
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for bending forging artistic metallic pipes
    • Patent number 5,907,896
    • Issue date Jun 1, 1999
    • Shao-Chien Tseng
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Equipment for forming metal profiles
    • Patent number 5,771,730
    • Issue date Jun 30, 1998
    • GEC Alsthom ACB
    • Jean-Paul Huet
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Stretch forming metal bodies with polymeric internal mandrels
    • Patent number 5,735,160
    • Issue date Apr 7, 1998
    • Aluminum Company of America
    • Thomas J. VanSumeren
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for hydroforming a vehicle manifold
    • Patent number 5,485,737
    • Issue date Jan 23, 1996
    • MascoTech Tubular Products, Inc.
    • Devere C. Dickerson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Process for hydroforming a vehicle manifold
    • Patent number 5,471,857
    • Issue date Dec 5, 1995
    • MascoTech Tubular Products, Inc.
    • Devere C. Dickerson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Machine and method for manufacturing crossover fittings
    • Patent number 5,396,786
    • Issue date Mar 14, 1995
    • Mueller Industries, Inc.
    • Richard A. Bartholomew
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and device for manufacturing pipe bends
    • Patent number 5,257,524
    • Issue date Nov 2, 1993
    • Rohrkalibrier - und Bogenautomaten Rokabo AG
    • Werner Jung
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for controlled bending of strip stock
    • Patent number 5,214,951
    • Issue date Jun 1, 1993
    • Thomas T. Waddell
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of and an apparatus for manufacturing elongated curved tubul...
    • Patent number 4,135,380
    • Issue date Jan 23, 1979
    • Benteler-Werke AG
    • Egon Olszewski
    • 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

    3533266
    • Patent number 3,533,266
    • Issue date Oct 13, 1970
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3416344
    • Patent number 3,416,344
    • Issue date Dec 17, 1968
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3017914
    • Patent number 3,017,914
    • Issue date Jan 23, 1962
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2932335
    • Patent number 2,932,335
    • Issue date Apr 12, 1960
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2897872
    • Patent number 2,897,872
    • Issue date Aug 4, 1959
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2835306
    • Patent number 2,835,306
    • Issue date May 20, 1958
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents