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