Patents for B21D 19 - Flanging or other edge treatment, e.g. of tubes (3,484) |
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02/24/2009 | US7493792 Crimping tool and device provided therewith |
02/18/2009 | CN101367101A Heading machine for bearing steel tube product line |
02/17/2009 | US7490631 Integrally formed flanged metal pipe and method of manufacturing thereof |
02/11/2009 | EP2021597A2 Channel letter machiine and method thereof |
02/10/2009 | CA2432135C Folded-seam connection, method of producing it and device |
02/05/2009 | WO2009015785A2 Folder and folding method |
02/04/2009 | EP2020267A1 Method for forming a tubular element |
02/04/2009 | CN101360573A Hemming working method and working apparatus |
02/04/2009 | CN101357386A Mold for parts flanged-edge formed in one piece and design method thereof |
02/04/2009 | CN101357384A Forming method of parts with gap between two straight surfaces forming included angle between each other |
01/28/2009 | CN201186326Y Composite punching mold |
01/28/2009 | CN201186318Y Crimping fixture |
01/28/2009 | CN201186317Y Wheel hub rib-pressing mechanism |
01/28/2009 | CN101352743A Inclined cut flanging compound knife block mechanism |
01/28/2009 | CN101352742A Inclined cut flanging compound knife block mechanism |
01/27/2009 | US7481092 Dimpler and method |
01/22/2009 | DE102005030736B4 Leitungsverbindungsvorrichtung, Rohr mit Bördel und Bördelwerkzeug Pipe connection apparatus, tube flanging and hemming tool |
01/21/2009 | CN201183086Y Cylinder edge former |
01/21/2009 | CN101347809A Mold for flanging upward hole |
01/21/2009 | CN101347808A Flanging mold for workpiece with U-shaped end head |
01/21/2009 | CN101347807A Mold for rotating flanging |
01/21/2009 | CN101347803A Mouth-bending method after assembly of drawn cup needle roller bearing |
01/14/2009 | EP2014383A1 Basin and method for its production |
01/07/2009 | EP2010342A1 Process and apparatus to make an edge or a collar featuring a complex structure on metal rough pieces |
01/07/2009 | CN201175751Y Ceramic tile type color steel plate molding press |
01/07/2009 | CN101337249A Rolling presses |
01/07/2009 | CN100448565C Force control rocking-rolling type rolling sealing machine tool |
12/31/2008 | CN101332479A Roller processing device |
12/31/2008 | CN100446885C A method of forming a metal sheet blank |
12/31/2008 | CA2690964A1 Method and tool for expanding a pipe end |
12/24/2008 | CN201168738Y Electric edge folding machine |
12/24/2008 | CN101331313A Method of producing ring-shaped parts, bearing ring and seal structure of fuel injection valve |
12/18/2008 | DE10040173B4 Verfahren zum Aufweiten und Verformen eines Dosenkörpers und Vorrichtung zur Durchführung des Verfahrens A method of expanding and deforming a can body and apparatus for carrying out the method |
12/17/2008 | EP2001618A1 Apparatus for curling an article |
12/17/2008 | CN201164884Y Flanging die for stretching hole upper edge |
12/17/2008 | CN201164883Y Burr removing roller |
12/17/2008 | CN101323078A Method for processing ring extension of cooker |
12/16/2008 | US7464573 Apparatus for curling an article |
12/10/2008 | CN201161262Y Hand tool and handle thereof |
12/10/2008 | CN201161261Y Four-wheel sealing machine |
12/04/2008 | WO2008145396A1 Edge curling tool |
12/03/2008 | CN201157859Y Electric flanger for thin wall stainless steel pipe end |
12/03/2008 | CN201157858Y Tensioning member edge trimmer |
11/27/2008 | DE102007024777A1 Groove rolling device useful for groove rolling sheet components is more flexible than previous devices and the rolling process is quicker |
11/20/2008 | WO2008138032A1 Panel and method of forming same |
11/19/2008 | CN101307631A Method for manufacturing stair step plate utilizing roll bending machine |
11/19/2008 | CN101306446A Shaping device in a special pipe end shaper |
11/19/2008 | CN101306445A Forming device |
11/13/2008 | WO2008136515A1 Chamfering device and chamfering method for metallic material |
11/13/2008 | DE102007022102A1 Bördeln von Bauteilen in Serienfertigungen mit kurzen Taktzeiten Beading components in series production with short cycle times |
11/12/2008 | EP1990132A2 Device for deburring end portions of tubes |
11/12/2008 | CN201147804Y Roller |
11/05/2008 | CN201143534Y Indenter for riveting edge on orifice |
11/05/2008 | CN101298085A Method for manufacturing a disk spring, disk spring and friction clutch with such a disk spring |
10/22/2008 | CN201136019Y Multifunctional hydraulic flanger |
10/22/2008 | CN101288891A Curring method and curring device |
10/22/2008 | CN101288885A Effective technique for increasing roundness of the flanging hole of the barrel |
10/22/2008 | CN100427234C Template-free special-shaped sealing-head edge rotary cutting machine |
10/15/2008 | CN201132188Y Die for trimming hole edge |
10/15/2008 | CN201132187Y Heavy load curling die |
10/15/2008 | CN101284291A Aluminum plate edging mold on special-shaped curved surface quick formation machine |
10/09/2008 | WO2008096060A3 Method for connecting a tube by friction welding |
10/09/2008 | DE102008007966A1 Bördelbearbeitungsverfahren und Bördelbearbeitungsgerät Bördelbearbeitungsverfahren and Bördelbearbeitungsgerät |
10/09/2008 | DE102007030870B3 Vorrichtung zum Verformen des Endes eines Rohres Apparatus for deforming the end of a pipe |
10/08/2008 | CN100424377C Spring assembly and manufacturing method thereof |
10/01/2008 | CN201124196Y Differential roller arrangement for bearing flanging machine |
10/01/2008 | CN101274340A Crimping method for car hopper |
10/01/2008 | CN101274337A Pad for holding blank and die |
09/25/2008 | US20080229802 Method of Forming a Metal Sheet Blank |
09/24/2008 | CN201120426Y Edge bending machine |
09/23/2008 | CA2183295C Circular and oval flanged rings for connecting ducting and method of making |
09/18/2008 | WO2008110132A1 Method and bending press for bending the edge strips of a metal sheet to be shaped into an open seam tube |
09/17/2008 | CN201115865Y Positioning block structure and inclined wedge structure with the same |
09/11/2008 | US20080216539 Method and Device for the Integral Molding of a Flange to the End of a Round or Oval Pipe of Thin-Walled Sheet Metal and Pipe Produced by the Method |
09/03/2008 | CN201108936Y Metal barrel flanging equipment |
09/02/2008 | US7418850 Integrally formed flanged metal pipe and method of manufacturing thereof |
08/28/2008 | DE202008006827U1 Mobiles Falzöffnerwerkzeug Mobile Falzöffnerwerkzeug |
08/27/2008 | CN100413640C Device for milling hole and flanging hole |
08/21/2008 | WO2008099943A1 Seam-welded steel pipe manufacturing method and its manufacturing apparatus |
08/21/2008 | DE112006001672T5 Umschlagverfahren mit Umschlagvorrichtung Transfer processes with handling device |
08/21/2008 | CA2677770A1 Method and equipment for manufacturing electric resistance welded steel pipe |
08/20/2008 | EP1958714A1 Hemming method and hemming device |
08/20/2008 | EP1958713A1 Method for manufacturing a disk spring, disk spring and friction clutch with such a disk spring |
08/20/2008 | CN201102047Y Flow forming device |
08/20/2008 | CN201102045Y Corrugated pipe end plane processing machine |
08/20/2008 | CN101244438A Electric dovetailer |
08/20/2008 | CA2621965A1 Apparatus and method for forming a tube with a tetragonal cross-section, having a reinforced end |
08/13/2008 | CN201098795Y Container seal head combined finishing machine |
08/13/2008 | CN101239369A Punching technique for hypogynous metal bumper of heavy-duty car |
08/13/2008 | CN101239366A Hemming processing method and hemming processing apparatus |
08/07/2008 | WO2008095151A1 Method and apparatus for hemming panels together |
08/06/2008 | CN201094978Y Edge wrapping machine for car door |
07/30/2008 | CN201091894Y Metal pipe internal hole flanging machine |
07/30/2008 | CN100406149C Apparatus for turnup of pipe |
07/24/2008 | WO2008086994A1 Sheet-metal composite, method for joining sheets and joining device |
07/24/2008 | WO2008068314A3 Flanging hand tool |
07/17/2008 | DE102007002856A1 Blechverbund, Verfahren zum Fügen von Blechen und Fügevorrichtung Sheet composite, method for joining metal sheets and joining device |
07/16/2008 | CN201086108Y Angle fitting chamfer angle mold |
07/16/2008 | CN100402177C Punch process of integral automobile metal bumper |
07/09/2008 | CN201082453Y Metal tube flatting mill |