and pulling or pushing the ends of the work

Patents Grantslast 30 patents

  • Information Patent Grant

    Bender for bending a workpiece with automatic springback compensation

    • Patent number 11,833,572
    • Issue date Dec 5, 2023
    • GREENLEE TOOLS, INC.
    • Henry Alexander Fiorentini
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bend pipe and method for manufacturing same

    • Patent number 11,712,727
    • Issue date Aug 1, 2023
    • Noritz Corporation
    • Naoki Se
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Systems and methods for producing hot induction pipe bends with hom...

    • Patent number 11,414,723
    • Issue date Aug 16, 2022
    • Welspun Corp Limited
    • Balkrishan Goenka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Mine bolt bending system

    • Patent number 11,213,873
    • Issue date Jan 4, 2022
    • FCI Holdings Delaware, Inc.
    • John C. Stankus
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pipe, die, and method for manufacturing pipe

    • Patent number 11,009,169
    • Issue date May 18, 2021
    • Sanoh Industrial Co., Ltd.
    • Norio Kobayashi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pipe bend die unit

    • Patent number 10,675,667
    • Issue date Jun 9, 2020
    • SANGO CO., LTD.
    • Kentaro Nozu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pipe bend die unit, and pipe bending apparatus having the unit

    • Patent number 9,901,968
    • Issue date Feb 27, 2018
    • SANGO CO., LTD.
    • Kentaro Nozu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Thrusting device for pipes or the like to bend in a pipe or the lik...

    • Patent number 9,889,485
    • Issue date Feb 13, 2018
    • CRIPPA S.p.A.
    • Domenico Fulco
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pipe bend die unit, and pipe bending apparatus having the unit

    • Patent number 9,707,610
    • Issue date Jul 18, 2017
    • SANGO CO., LTD.
    • Kentaro Nozu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pipe bend die unit, and pipe bending apparatus having the unit

    • Patent number 9,610,626
    • Issue date Apr 4, 2017
    • SANGO CO., LTD.
    • Kentaro Nozu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Tube bender

    • Patent number 8,991,229
    • Issue date Mar 31, 2015
    • Chieh-Yu Cheng
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bending device

    • Patent number 8,756,971
    • Issue date Jun 24, 2014
    • Kabushiki Kaisha Opton
    • Teruaki Yogo
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pressing device for bending

    • Patent number 8,434,339
    • Issue date May 7, 2013
    • Kabushiki Kaisha Opton
    • Teruaki Yogo
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bending device

    • Patent number 8,322,187
    • Issue date Dec 4, 2012
    • Kabushiki Kaisha Opton
    • Teruaki Yogo
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bending device

    • Patent number 6,820,450
    • Issue date Nov 23, 2004
    • Kabushiki Kaisha Opton
    • Takayuki Yamada
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bending apparatus for a long material

    • Patent number 6,711,927
    • Issue date Mar 30, 2004
    • NHK Springs Co., Ltd.
    • Tsutomu Furuyama
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Long member bending apparatus

    • Patent number 6,662,613
    • Issue date Dec 16, 2003
    • Kikuchi Seisakusho Co., Ltd.
    • Ken Ichiryu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for bending SI materials and core wire member of SI materials

    • Patent number 6,548,008
    • Issue date Apr 15, 2003
    • Komatsu Ltd.
    • Kazuya Kuriyama
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Steel pipe bending apparatus and method

    • Patent number 6,250,124
    • Issue date Jun 26, 2001
    • Toru Satoh
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Induction-heating bender

    • Patent number 6,097,012
    • Issue date Aug 1, 2000
    • Yoshida; Hajime
    • Kazuo Shiozuka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Intrados induction heating for tight radius rotary draw bend

    • Patent number 6,038,902
    • Issue date Mar 21, 2000
    • The Babcock & Wilcox Company
    • Laroul J. Talley
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Tube bender

    • Patent number 6,009,737
    • Issue date Jan 4, 2000
    • Arvin Industries, Inc.
    • Mark E. Bandy
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus and method for bending a workpiece

    • Patent number 5,875,665
    • Issue date Mar 2, 1999
    • Aisin Seiki Kabushiki Kaisha
    • Masahiko Yamamoto
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bending device

    • Patent number 5,862,698
    • Issue date Jan 26, 1999
    • Kabushiki Kaisha Opton
    • Teruaki Yogo
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of gripping tubular members during forming operations and as...

    • Patent number 5,848,546
    • Issue date Dec 15, 1998
    • Aluminum Company of America
    • Blair T. Allison
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Hydraulic device for bending work and a bending device with the hyd...

    • Patent number 5,819,574
    • Issue date Oct 13, 1998
    • Kabushiki Kaisha Opton
    • Toruaki Yogo
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pressure die assist boost system for tube bending machine

    • Patent number 5,784,913
    • Issue date Jul 28, 1998
    • Pines Manufacturing
    • Ajay K. Bhandari
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of bending extruded shapes

    • Patent number 5,743,124
    • Issue date Apr 28, 1998
    • Nippon Light Metal Co.
    • Keiichi Sugiyama
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for controlling a pipe bending machine

    • Patent number 5,682,781
    • Issue date Nov 4, 1997
    • Rigobert Schwarze
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bending machine for elongate workpieces

    • Patent number 5,678,441
    • Issue date Oct 21, 1997
    • Rigobert Schwarze
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    ADJUSTMENT DEVICE

    • Publication number 20220016682
    • Publication date Jan 20, 2022
    • Samsung Electronics Co., Ltd.
    • Jin Sung Kim
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    BENDER FOR BENDING A WORKPIECE WITH AUTOMATIC SPRINGBACK COMPENSATION

    • Publication number 20210276064
    • Publication date Sep 9, 2021
    • Greenlee Tools, Inc.
    • Henry Alexander Fiorentini
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    ELECTRIC-RESISTANCE-WELDED STEEL PIPE FOR PRODUCING HOLLOW STABILIZ...

    • Publication number 20210268862
    • Publication date Sep 2, 2021
    • JFE STEEL CORPORATION
    • Masatoshi Aratani
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    BEND PIPE AND METHOD FOR MANUFACTURING SAME

    • Publication number 20210121929
    • Publication date Apr 29, 2021
    • Noritz Corporation
    • Naoki SE
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    MANUFACTURING METHOD FOR PIPE STRUCTURE

    • Publication number 20210094084
    • Publication date Apr 1, 2021
    • Noritz Corporation
    • Naoki SE
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Mine Bolt Bending System

    • Publication number 20200398326
    • Publication date Dec 24, 2020
    • FCI HOLDINGS DELAWARE, INC.
    • John C. Stankus
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    BENDING MACHINE

    • Publication number 20200353523
    • Publication date Nov 12, 2020
    • OPTON CO., LTD.
    • Teruaki Yogo
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    PIPE BEND DIE UNIT

    • Publication number 20180133773
    • Publication date May 17, 2018
    • SANGO CO., LTD.
    • Kentaro NOZU
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD FOR INDUCTION BEND FORMING OF A COMPRESSION-RESISTANT PIPE H...

    • Publication number 20180043410
    • Publication date Feb 15, 2018
    • AUGUST WILHELM SCHAEFER
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    PIPE, DIE, AND METHOD FOR MANUFACTURING PIPE

    • Publication number 20170370515
    • Publication date Dec 28, 2017
    • SANOH INDUSTRIAL CO., LTD.
    • Norio KOBAYASHI
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    PIPE BEND DIE UNIT, AND PIPE BENDING APPARATUS HAVING THE UNIT

    • Publication number 20160354822
    • Publication date Dec 8, 2016
    • SANGO CO., LTD.
    • Kentaro NOZU
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    PIPE BEND DIE UNIT, AND PIPE BENDING APPARATUS HAVING THE UNIT

    • Publication number 20160354823
    • Publication date Dec 8, 2016
    • SANGO CO., LTD.
    • Kentaro NOZU
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    BENDING MACHINE FOR CREATING BENDS TO THE LEFT AND RIGHT

    • Publication number 20140007639
    • Publication date Jan 9, 2014
    • August Wilhelm Schaefer
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    BENDING DEVICE

    • Publication number 20130160515
    • Publication date Jun 27, 2013
    • KABUSHIKI KAISHA OPTON
    • Teruaki Yogo
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Pressing device for bending

    • Publication number 20110132056
    • Publication date Jun 9, 2011
    • KABUSHIKI KAISHA OPTON
    • Teruaki Yogo
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method for producing profile sealing rings

    • Publication number 20110011145
    • Publication date Jan 20, 2011
    • Peter Böhringer
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Bending Device

    • Publication number 20100307214
    • Publication date Dec 9, 2010
    • KABUSHIKI KAISHA OPTON
    • Teruaki Yogo
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    DEVICE AND METHOD FOR BENDING PIPES

    • Publication number 20100300169
    • Publication date Dec 2, 2010
    • AWS SCHAEFER TECHNOLOGIE GMBH
    • August Wilhelm Schaefer
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    ACTUATOR, PARALLEL LINK MECHANISM USING THE SAME, AND LONG MATERIAL...

    • Publication number 20090199610
    • Publication date Aug 13, 2009
    • KIKUCHI SEISAKUSHO CO., LTD.
    • Shinjiro Sato
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method for bending Si materials and core wire member of Si materials

    • Publication number 20030100831
    • Publication date May 29, 2003
    • Komatsu, Ltd.
    • Kazuya Kuriyama
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Bending device

    • Publication number 20020174703
    • Publication date Nov 28, 2002
    • Takayuki Yamada
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Long member bending apparatus

    • Publication number 20020170329
    • Publication date Nov 21, 2002
    • Ken Ichiryu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Bending apparatus for a long material

    • Publication number 20020088265
    • Publication date Jul 11, 2002
    • Tsutomu Furuyama
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...