Patents for B21D 5 - Bending sheet metal along straight lines, e.g. to form simple curves (9,374) |
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02/28/2007 | EP1755803A1 Method for producing expanded metal profiles and profile produced by the method |
02/28/2007 | CN2873344Y Extrusion molding machine |
02/22/2007 | DE202006018552U1 Bördelhandgerät Bördelhandgerät |
02/22/2007 | DE102005054576B3 Method to produce curved elements such as bearing bush or bearing shell whereby blank is bent around first bending axis after pre-bending around second axis on the edges of its lengthwise sides |
02/21/2007 | EP1753559A1 Folding machine |
02/21/2007 | CN2871051Y Fast manual circular winder |
02/21/2007 | CN2871050Y Long-plate reeling machine |
02/21/2007 | CN1915550A Equipment for flexible rolled plate in 3D curved surface |
02/15/2007 | US20070033981 Method for correcting a folding operation and folding press |
02/14/2007 | EP1750866A2 Roller cam |
02/14/2007 | EP1438149B1 Contour roll former in particular for extruded metal profiles |
02/14/2007 | CN2868489Y Semipipe roller press |
02/14/2007 | CN2868488Y Medical steel plate single-forcep multi-way bending modeling forceps |
02/14/2007 | CN1912411A Bottom roll bearing block |
02/14/2007 | CN1300428C Metal roof truss |
02/13/2007 | US7174759 Forming machine and method for deforming a hollow workpiece |
02/07/2007 | EP1749591A1 Connecting device with substantially unidirectional deformability |
02/07/2007 | CN2865914Y Die-changeable lower die for bending machine |
02/07/2007 | CN2865902Y Flat rim rolling machine |
02/07/2007 | CN2865901Y Roll forming-improving equipment |
02/07/2007 | CN2865900Y A U-type thick plate bending mold |
02/06/2007 | US7171836 Roofing panel notching, shearing, and hemming tool |
01/31/2007 | EP1747825A1 Bending device |
01/31/2007 | CN1903470A Main transmission device of rolling machine |
01/31/2007 | CN1903469A Pressing-down mechanism of rolling machine |
01/31/2007 | CN1297369C Hollow polygon body forming method |
01/24/2007 | CN2860651Y Three-roller circularity reeling machine |
01/23/2007 | US7165438 Wedge driving tool having mutually adjustable elements for the cutting and/or non-cutting shaping of a sheet metal workpiece in a press |
01/18/2007 | WO2007008993A1 Press brake tool holder incorporating tool-seating mechanism |
01/18/2007 | WO2007008152A1 Roll-forming machine and method for roll-forming a hat-shaped profile |
01/18/2007 | CA2612628A1 Press brake tool holder incorporating tool-seating mechanism |
01/17/2007 | CN2858092Y Folding clamper for battery pole sheet |
01/17/2007 | CN2858091Y Thick-plate bender |
01/17/2007 | CN1898042A Method and device for manufacturing uoe steel tube |
01/16/2007 | US7163030 Rectangular and square double wall ducting systems |
01/16/2007 | US7162908 Device for handling the upper moving table carrying the punch in a bending press |
01/11/2007 | DE102005031437A1 Method for producing strip profiles by pulling through dies with pivot mounted adjustable outer sections |
01/10/2007 | CN1891368A Apparatus, method and foot-stand for controlling process machine |
01/10/2007 | CN1891367A Screwdown gear for coiling-berding machine |
01/09/2007 | US7159439 Automatic control of intermediate pieces in a bending press |
01/09/2007 | CA2214948C Apparatus for processing curved surfaces |
01/04/2007 | US20070005176 Method for producing die for press brake and die |
01/03/2007 | EP1737589A2 Method of designing fold lines in sheet material |
01/03/2007 | CN1890038A 控制系统 Control Systems |
01/03/2007 | CN1887465A Plate bending straightener |
12/28/2006 | WO2006138179A2 Roll-former apparatus with rapid-adjust sweep box |
12/28/2006 | DE10163682B4 Verfahren und Vorrichtung zum Herstellen eines längsgeschlitzten Rohres aus Metall, insbesondere Stahl Method and apparatus for manufacturing a longitudinally slotted tube made from metal, in particular steel |
12/28/2006 | CA2611484A1 Roll-former apparatus with rapid-adjust sweep box |
12/26/2006 | US7152453 Press brake tool and tool holder |
12/26/2006 | US7152450 Method for forming sheet material with bend controlling displacements |
12/26/2006 | US7152449 Techniques for designing and manufacturing precision-folded, high strength, fatigue-resistant structures and sheet therefor |
12/21/2006 | WO2006135835A2 Press brake tool incorporating seating and/or locating mechanism |
12/21/2006 | WO2006135030A1 Bending device and method for managing die, method for arranging die and method for selecting die stocker |
12/21/2006 | WO2006134667A1 Device and method for controlling welding angle |
12/21/2006 | CA2611564A1 Press brake tool incorporating seating and/or locating mechanism |
12/20/2006 | CN2848404Y Hydraulic three roller plate rolling machine |
12/19/2006 | CA2150588C Multiple finned tube and a method for its manufacture |
12/14/2006 | US20060277960 Roll-former apparatus with rapid-adjust sweep box |
12/13/2006 | EP1731237A2 Metal sheet working machine |
12/13/2006 | CN2845941Y Forming device for making plate into tube |
12/13/2006 | CN1289223C Cold-bent central beam for manufacturing railway carriage and manufacturing method thereof |
12/07/2006 | US20060272376 Methods and apparatus for controlling flare in roll-forming processes |
12/07/2006 | DE19840637B4 Verfahren zum Herstellen einer Falzverbindung zwischen einem Außenblech und einem Innenblech A method for producing a folded seam connection between an outer panel and an inner panel |
12/06/2006 | CN2843650Y Flattening mould of bus bender |
12/03/2006 | CA2549256A1 Watertight joint compound/mud pan and method of manufacture |
11/29/2006 | CN2841178Y Tension hydraulic apparatus of stretching-bending flattener |
11/29/2006 | CN1286590C Method for setting travel of adjustable bender |
11/28/2006 | CA2310301C Bending machine for sheet metal panels with high edges |
11/23/2006 | WO2006122379A1 Sheet-metal working machine and method for machining sheets |
11/23/2006 | WO2006036462A3 Bend line with bend controlling grooves and method |
11/23/2006 | CA2608211A1 Sheet-metal working machine and method for machining sheets |
11/22/2006 | EP1722909A2 Sheet metal with bend controlling displacements and method for forming the same |
11/22/2006 | EP1722907A1 A production line and a method of forming profiles |
11/22/2006 | EP1722906A1 Press brake tool and tool holder |
11/22/2006 | EP1539391B1 Bending tool and tool holding fixture therefor |
11/22/2006 | EP1517761B1 Manufacturing device, particularly a folding press, having electronic tool detection |
11/22/2006 | CN2838793Y Rolling machine with upper roller capable of horizontal shifting |
11/22/2006 | CN2838792Y Upper roller connecting device for crossbeam rolling machine equiped on top of upper roller |
11/22/2006 | CN2838791Y Rolling machine equiped with motion transducer |
11/15/2006 | CN1863613A Mobile roll former assembly |
11/14/2006 | US7134456 Pipe body, method of manufacturing pipe body, and image forming apparatus using the pipe body |
11/14/2006 | US7134314 Hydraulic tool automatic adjusting die holder |
11/14/2006 | US7134313 Method and tool mounting for adjustment of tools on a press mounted cam |
11/14/2006 | US7134309 Pre-hemming apparatus |
11/14/2006 | CA2228681C System for fabricating muntin bars from sheet material |
11/09/2006 | WO2006031947A3 Computational geometry design for sheet metal machinery corner |
11/08/2006 | CN1857815A Method of raising prebending capacity of horizontal downward regulating three-roller plate-bending machine |
11/07/2006 | US7131304 Spinning method and apparatus |
11/02/2006 | WO2006115447A1 A production line and a method of shaping profiles |
11/02/2006 | EP1715968A1 Process and pneumatic device for detecting the bending angle of a plate sheet in a bending press |
11/02/2006 | CA2604626A1 A production line and a method of shaping profiles |
11/01/2006 | CN2832340Y Tube winding machine for fishing rod front end |
11/01/2006 | CN1853816A Three-roller veneer reeling machine with adjusting lower-roller centering distance horizontally |
10/26/2006 | WO2006110966A1 Automatic system to transform flat straps into profiled edge protectors |
10/26/2006 | WO2006053197A3 Sheet bend controlling structures, dies and process |
10/26/2006 | US20060236737 Method and device for manufacturing UOE steel pipes |
10/25/2006 | CN2829930Y Rolling bender for sheets of steel plates |
10/25/2006 | CN1850389A Circular tube open hollow-bending shaping machine set |
10/25/2006 | CN1850388A Dual-shaft variable-section roll-bending shaping machine |
10/25/2006 | CN1850387A Adjusting device for variable section roll-bending shaping machine and its adjusting method |