Patents for B21D 5 - Bending sheet metal along straight lines, e.g. to form simple curves (9,374)
03/2008
03/12/2008CN201033340Y Inverse-folding smooth plating mold
03/12/2008CN201033336Y Plank stuff bending machine
03/12/2008CN101138774A Rolling wimble device of horizontal downward-adjusting type lapping machine
03/06/2008WO2008026916A1 Plate manipulation
03/06/2008DE102006041353A1 Roll bending machine for the production of conical sheet metal bodies, comprises top roller, bottom roller and side rollers having multi cylindrical roller sections, which are movably separated from each other
03/05/2008CN201030406Y Plate dieless multipoint forming system
03/05/2008CN201030397Y Multifunctional furling plate round machine
03/05/2008CN201030395Y Steel plate bending press
03/04/2008US7337649 Press action simulator for aerial cam set up
03/04/2008US7337642 Roll-former apparatus with rapid-adjust sweep box
03/04/2008US7337640 Propeller repair apparatus
02/2008
02/28/2008WO2008022436A1 A roll-forming machine for forming smooth curves in profiled panel sections and method of forming curved panels
02/28/2008US20080047316 Sheet Metal Bending Machine and Production Line Incorporating a Machine of this Type
02/27/2008EP1892054A1 Device and method for controlling welding angle
02/27/2008EP1890829A2 Roll-former apparatus with rapid-adjust sweep box
02/27/2008CN201026510Y Automatic bender for mold
02/27/2008CN101132882A Hydraulic processing machine, hydraulic press brake, and method of controlling the same
02/23/2008CA2557013A1 A roll-forming machine for forming smooth curves in profiled panel sections and method of forming curved panels
02/21/2008DE19839268B4 Gefälzte Kantenverbindung Rebated edges connecting
02/20/2008EP1889672A1 Method and apparatus for controlling flare in roll-forming processes
02/20/2008CN201023105Y Level bottom regulating type three-roller plate-rolling machine lower roller horizontal moving device
02/14/2008US20080034828 Pivot link for sheet bending brake and sheet bending brake including pivot link
02/13/2008EP1885515A1 Sheet-metal working machine and method for machining sheets
02/13/2008CN201020492Y Processing device for V-shape iron strip
02/13/2008CN201020491Y Bending forming device for coupler tail frame
02/13/2008CN101121992A Method for producing strong annealed steel hot-rolled sheet coil
02/07/2008US20080028819 Process of producing profiles whose cross-section is variable in the longitudinal direction
02/07/2008US20080028608 Comprises zirconium phosphate as catalyst layer; shock resistance; alkali and acidic corrosion resistance; catalytic converters
02/06/2008EP1884298A1 Device for locking a tool on a machine tool, particularly a plate bending press
02/06/2008CN100366421C Multiple laser safety system
02/06/2008CN100366359C Negative-angle press-working die
02/06/2008CN100366358C Making process of curved surface with hole/column
02/05/2008US7325428 Location and identification of a tool in a tool receiving part
02/05/2008US7325427 Machine for bending of long products and a method to control such a machine
01/2008
01/31/2008WO2008011648A1 Stop mechanism for a bending press
01/30/2008CN201012370Y Lower roll centre distance horizontal adjustable 3-roller lapping machine and the lower roll having a support roll
01/30/2008CN201012369Y Lower roll centre distance horizontal adjustable 3-roller lapping machine
01/30/2008CN201012368Y Electricity-saving labour-saving multifunctional lapping machine
01/29/2008US7324868 Die for a press brake and method for producing the same
01/29/2008CA2522383C Press brake tool
01/24/2008US20080016937 Process of forming bend-controlling structures in a sheet of material, the resulting sheet and die sets therefor
01/24/2008DE102006033316A1 Making continuous casting mold, bends copper plate of given wall thickness to required geometry, whilst maintaining wall thickness
01/23/2008CN201008927Y Automatic discharge mechanism of section bar cylinder rolling machine
01/23/2008CN201008908Y Enclosed numerical control benders
01/23/2008CN201008906Y Check ring coiling machine combined sliding block mechanism
01/23/2008CN101108401A Metal sheet centre of circle changing molding technique
01/23/2008CN100363125C Adjustable mould
01/23/2008CN100363124C Production device, in particular a folding press and a method for operating a production device
01/22/2008CA2357707C Roll forming using turret punch press
01/16/2008EP1877205A1 A production line and a method of shaping profiles
01/16/2008CN101104188A Non-mould multi-point forming system for plate
01/16/2008CN101104187A Rotating type ship body plate bending forming mould
01/15/2008US7318455 Pipe body and forming method of the same
01/10/2008WO2008004627A1 Method for utilizing bending machine die layout, and its apparatus
01/10/2008WO2008003813A1 Method for making a shelf column and a shelf column
01/10/2008DE102006026136B3 Vorrichtung zum Formen von Hohlprofilen Apparatus for forming hollow profiles
01/09/2008EP1875973A1 Process for manufacturing of an elongated metal beam used as a vehicle body component and manufacturing stand to perform such process
01/09/2008CN201002112Y Steel pipe seaming machine
01/09/2008CN101102857A Roll for molding square tube and method and device for rollingly molding square tube
01/09/2008CN100361264C Color cathode rays tube
01/09/2008CN100360866C Tank for heat exchanger and tis producing method
01/03/2008CA2656674A1 Method and apparatus for detecting unsafe conditions
01/02/2008EP1872879A1 Interior bending tool for bending a metal sheet for making tubes using rollers
01/02/2008CN200999829Y Speed reducer special for rolling machine and leveling machine
01/02/2008CN101096739A Stamping high-strength heating galvanized steel with excellent welding performance and method for manufacturing the same
01/02/2008CN101096036A Interior bending tool for bending a metal sheet for making tubes using rollers
01/01/2008US7313941 Corrugated sheet member bending machine
12/2007
12/27/2007WO2007147924A1 Roll forming apparatus and method for making a half-round gutter profile, as well as a gutter profile
12/27/2007DE102006028833A1 Verfahren zum Falzen eines Randes eines Blechbauteils, insbesondere eines Blechbauteils einer Kfz.-Karosserie Method for folding an edge of a sheet metal component, in particular a sheet metal part of a Kfz. body
12/27/2007CA2656350A1 Roll forming apparatus and method for making a half-round gutter profile, as well as a gutter profile
12/26/2007CN200995247Y Bent tenon mould of steel plate
12/26/2007CN200995239Y Triple-foldable bender without fixed core mould
12/26/2007CN101094737A Bend-controlling structures, die and process
12/25/2007US7310984 Forming apparatus for precambered metal sections
12/21/2007WO2007144739A1 Device for crushing the ends of tubular sections, in particular of vehicular bumpers, and related method for providing said crushing
12/21/2007WO2006086183A8 Press brake tool seating technology
12/20/2007DE102007024863A1 Component made from a sheet metal material comprises a longitudinal consumer component in a longitudinal component section, in which the component is bent by rolling
12/20/2007DE10016391B4 Falzvorrichtung Folding machine
12/19/2007CN200991730Y Two edge folding mould of bending machine
12/19/2007CN200991727Y Conic-pipe veneer reeling machine
12/19/2007CN101090778A Workpiece bending angle detecting device and workpiece bending machine
12/18/2007CA2311154C Cylindrical sieve for pulp and paper
12/13/2007WO2007140733A1 Method and device for producing pipes
12/12/2007CN200988063Y Safety energy saving plate rolling machine press down device
12/12/2007CN101085459A Precise bending technique
12/06/2007WO2007138736A1 Blade material bending method and blade material bending device
12/06/2007WO2007138074A1 Method and device for producing structured and closed hollow profiles
12/06/2007US20070277577 Sheet metal brake and hinge mechanism therefor
12/06/2007DE102007016083A1 Verfahren und Vorrichtung zum Biegen eines Messerelements Method and apparatus for bending a blade element
12/05/2007EP1862234A2 Device for forming hollow profiles
12/05/2007EP1862233A1 Tool with an automatic safety click
12/05/2007EP1861213A1 Rotary apparatus with multiple guides and method of rotary forming
12/05/2007CN200984600Y Rubber sleeve barrel quick-speed replacement device
12/05/2007CN101082108A Steel plate for producing seabed pipe line and rolling method therefor
12/05/2007CN101082107A Ultra-low carbon cold-rolling deep-punching glassed steel and method of production
12/05/2007CN101082102A High-strength ship hull structural steel and production method of plate roll
12/05/2007CN101082099A Low-yield-ratio straight welding oil annular tube steel and manufacturing method thereof
12/05/2007CN101081415A Horizontal downward-adjusting type mechanical rolling machine
12/04/2007CA2468381C Tool kit and method for working sheet metal trims
11/2007
11/29/2007WO2007136161A1 Apparatus for manufacturing outer ring for coil protection
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