B21D 7 - Bending rods, profiles, or tubes

Patents for B21D 7 - Bending rods, profiles, or tubes (6,195)
11/2013
11/27/2013	CN103406407A Equipment for machining sheet metal part
11/27/2013	CN103406406A Rotary mould structure of pipe bending machine
11/27/2013	CN103406403A Pressure flat bending device
11/27/2013	CN102350452B Large-diameter radibending method of steel pipe and large-bend pipe bender
11/26/2013	CA2770506C Strength member for an automobile body, front side member, and side structure for an automobile body
11/26/2013	CA2770483C Strength member for an automobile body, front side member, and side structure for an automobile body
11/21/2013	DE102012108280A1 Rundbiegevorrichtung Bending device
11/21/2013	DE102012009845A1 Straight tube piece for manufacturing gutter drain bend for gutter pipe, has overlapping area bent in fold portion, so that portion of overlapping area is covered by metal sheet material layers in outer and inner sides of hollow cylinder
11/20/2013	CN203292256U Clamping device for pipe bender
11/20/2013	CN203292255U Pipe-reshaping tongs
11/20/2013	CN203292254U Pipe bender
11/20/2013	CN203292253U U-shaped tube bending device for transformer
11/20/2013	CN203292252U Workbench with adjustable tube-bending machine
11/20/2013	CN203292251U Manual pipe bender
11/20/2013	CN203292250U Three-dimensional roll forming jig for front bracket
11/20/2013	CN203292249U Pipe bending mechanism
11/20/2013	CN203292248U Skylight front guide rail head bending device
11/20/2013	CN203292247U Full-automatic die-free pipe bending machine
11/20/2013	CN103394569A Bending machine processing platform
11/20/2013	CN103394568A Cam for bending refrigeration copper pipe
11/20/2013	CN103394567A Automatic press special for tobacco grip needle bars
11/20/2013	CN103394566A Adjustable pipe bending device
11/20/2013	CN103394565A Semi-automatic bending equipment of work tips
11/20/2013	CN103394564A Mechanical type pipe bending device
11/20/2013	CN102581090B Two-dimension roll bending former and roll bending die thereof and three-dimension bend forming method
11/20/2013	CN102366770B Design method of stretch bending loading trace of novel stretch bender
11/14/2013	US20130298630 Forming method and forming device
11/13/2013	CN203282130U C/Z type integrated cold-bending forming machine
11/13/2013	CN203281748U Non-turnover type C/Z forming device
11/13/2013	CN203281742U Pipe fitting bending system and circular die mechanism thereof
11/13/2013	CN203281690U 90-degree bending jig
11/13/2013	CN203281686U Device for controlling necking direction of heat pipe
11/13/2013	CN203281685U Three-dimensional tube bending machine with angle adjusting structure
11/13/2013	CN203281684U Novel conveying-bending device of pipe bender
11/13/2013	CN203281683U Double-elbow device
11/13/2013	CN203281682U Co-moving type cold roll forming device
11/13/2013	CN203281681U Novel metal bending machine
11/13/2013	CN203281680U Pipe fitting bending machine
11/13/2013	CN203281679U Heat pipe bender
11/13/2013	CN203281678U Teaching pipe bender
11/13/2013	CN203281677U Tee joint automatic bending machine
11/13/2013	CN203281676U Arc manufacturing device for structural steel
11/13/2013	CN203281675U Bending device of heat pipe bending machine
11/13/2013	CN103386430A Detection correcting tool for rear cover hinge assembly
11/13/2013	CN102581088B Signal acquisition device for photoelectric encoder of arc line descending type three-roller section bending machine
11/12/2013	US8578751 Tool with different effective areas
11/06/2013	CN203269956U Tool for filling high-temperature-resisting filler in cooling water pipe of cast steel cooling wall
11/06/2013	CN203265337U Bending machine with scales
11/06/2013	CN203265336U Hand-operated tube bending machine
11/06/2013	CN203265335U Special pipe roll bending machine
11/06/2013	CN203265334U Pipe bender
11/06/2013	CN203265333U Pipe fitting bending device
11/06/2013	CN203265332U Simple metal wire bender for building
11/06/2013	CN203265331U Pipe bending device
11/06/2013	CN203265330U Brake pipe bender
11/06/2013	CN203265329U Major radius pipe bending machine for manufacturing pipe with multiple rows of concentrated dowels in bending mode
11/06/2013	CN203265308U Bending adjusting device
11/06/2013	CN102371319B Heat exchanger bending protection device and heat exchanger bending method
10/2013
10/31/2013	US20130283880 Universal dies of controllable curvature
10/31/2013	DE102010018396B4 Verfahren zum mäanderförmigen plastischen Verformen von Biegegut mit Überbiegen A method for the plastic deformation of meandering Biegegut with excessive bending
10/30/2013	CN203253785U Tubular product bending forming machine
10/30/2013	CN203253784U Linear device for stamping pipe hook
10/30/2013	CN203253783U Elbow molding mechanism
10/30/2013	CN103372588A Round steel bending machine
10/29/2013	US8567034 Method for the permanent connection of workpieces, pressing tool, and attachment for a pressing tool
10/29/2013	CA2611138C Surgical bending forceps and bending forceps system
10/24/2013	DE102010018394B4 Verfahren zum Betrieb einer Biegemaschine mit verfahrbarer Richteinheit Method for operating a bending machine with movable aligner
10/23/2013	CN203245221U Pipe bending device for buckling-pressing type galvanized thin-wall line pipe
10/23/2013	CN203245220U Hollow pipe bending device used on construction site
10/23/2013	CN203245219U Automobile battery radiating tube bending device
10/23/2013	CN103357747A Elbow structure of bending device
10/23/2013	CN103357720A Method for bending bridge U-shaped rib in ignition general yield manner by adopting special clamping device
10/23/2013	CN103357719A Bending press system
10/23/2013	CN103357718A Tube bending device
10/23/2013	CN103357690A Processing method for small R extrusion finishing elbow
10/17/2013	WO2013153683A1 Device and method for producing flangeless closed-cross-section-structure component having curved shape
10/17/2013	WO2013153681A1 Device and method for producing closed-cross-section-structure component
10/17/2013	WO2013153680A1 Device and method for producing closed-cross-section-structure component having curved shape
10/16/2013	CN203235814U Gap adjustment device for cold roll forming roller
10/16/2013	CN203235796U Bending device with multiple bending radiuses
10/16/2013	CN203235795U Pipeline bending device
10/16/2013	CN203235794U Mining channel steel and I-steel arched support hydraulic impact forming device
10/16/2013	CN203235783U Mould for correcting stewed elbow of steel plate
10/15/2013	CA2750206C Bent metal member and a method for its manufacture
10/10/2013	WO2013150233A1 Bending machine with a cam for an orthopaedic rod
10/10/2013	DE112009002299T5 Biegevorrichtung und Biegemaschine Flexure and bending machine
10/10/2013	DE102008015163B4 Biegevorrichtung Bender
10/09/2013	CN203227711U Irregular tube bending tool
10/09/2013	CN203227710U Bending device for metal tubes
10/09/2013	CN203227709U Arch-bar production device for plastic greenhouse
10/09/2013	CN203227708U Device capable of prolonging wear life of pipe bender
10/09/2013	CN103341535A Tube bending press machine, tube bending method thereof and diesel engine air inlet pipe sheet metal manufacturing method
10/09/2013	CN103341534A Lamp post bending machine
10/09/2013	CN103341533A Section steel bidirectional winding technology and equipment used in same
10/08/2013	US8549751 Method of manufacturing a welded component comprising a seamless bent pipe and seamless straight pipe sections
10/03/2013	WO2013143512A1 Process and apparatus for the incremental bending of profile tubes, in particular of profile tubes having cross sections which vary over the longitudinal axis
10/03/2013	US20130255349 Bending press system
10/02/2013	CN203221093U Machining tool for roasting bending tube
10/02/2013	CN103335719A Infrared temperature measurement system for medium-frequency pipe bending machine
10/02/2013	CN103335718A Infrared temperature measurement system for medium-frequency pipe bending machine

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