| Patents for B21D 19 - Flanging or other edge treatment, e.g. of tubes (3,484) |
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| 05/12/2010 | CN201455123U Pressure gauge automatic curling machine |
| 05/12/2010 | CN201455072U Simple flanging device |
| 05/12/2010 | CN201455071U Pressing and edge-folding device of copper belt machine |
| 05/12/2010 | CN201455040U Open tube blank joint closing misalignment correcting guide device |
| 05/12/2010 | CN1572416B Method and apparatus of manufacturing drum |
| 05/12/2010 | CN101704046A Electric flange turner |
| 05/05/2010 | CN201446174U Tri-cylinder four-connecting rod imitating mechanism of flanger with cold spinning sealed head |
| 05/05/2010 | CN201446173U Automatic banding device |
| 05/05/2010 | CN201446172U Warping rim reshaping machine of thin-wall product |
| 04/29/2010 | DE102008053459A1 Verfahren zur Herstellung einer formschlüssigen Verbindung zwischen zwei Bauteilen eines in einem Fahrzeug befindlichen Aggregats A process for producing a positive connection between two components of an on-vehicle unit |
| 04/01/2010 | WO2010035712A1 Hollow stabilizer |
| 03/31/2010 | CN201432038Y Inlet plate elongated hole processing device |
| 03/31/2010 | CN201432032Y Solar energy linear center-seam edge folding machine |
| 03/31/2010 | CN101687245A Edge curling tool |
| 03/24/2010 | CN201427394Y Hydraulic heading device |
| 03/24/2010 | CN201427156Y Wave smoothing device |
| 03/24/2010 | CN101678431A Sheet-metal composite, method for joining sheets and joining device |
| 03/23/2010 | US7681294 Metal fence picket staking apparatus and method |
| 03/17/2010 | CN101670399A Full automatic punching machine integrating punching and counterboring |
| 03/17/2010 | CN101670396A Metal coiled pipe fan curling forming machine |
| 03/17/2010 | CN101670395A Direct driving type edge-spinning machine |
| 03/17/2010 | CN101670394A Counterboring head assembly on punching machine |
| 03/10/2010 | EP2160258A1 Edge curling tool |
| 03/10/2010 | CN101668598A Chamfering device and chamfering method for metallic material |
| 03/10/2010 | CN101664783A Barrel cover reshaping system of steel barrel |
| 03/10/2010 | CN101664782A Primary binding and prebinding four-rod linkage binding device |
| 03/10/2010 | CN101664781A Copper pipe bending machine |
| 03/04/2010 | WO2010024706A1 Device for preparing end faces of thin-walled casings for welding |
| 03/03/2010 | CN201415230Y Manual edge-crooked end-face machine |
| 03/03/2010 | CN201415229Y Electric curved edge end face machine |
| 02/24/2010 | CN201410523Y Servo rolling head |
| 02/17/2010 | CN101648236A Pipe end molding device |
| 02/10/2010 | CN100588477C Oblique flange hole technology of mould punching |
| 02/04/2010 | DE102008035946A1 Flange system i.e. roll flange system, has plate parts commonly transported with holding-down clamp to flange bed by lifting device, where plate parts are moved position-accurately on flange bed |
| 02/03/2010 | CN201394612Y Punch structure of hole-flanging device |
| 02/03/2010 | CN201394599Y Edge covering mold of double acting edge sealing mechanism |
| 02/02/2010 | CA2536141C Method and device for machining flange part of wheel arch |
| 01/27/2010 | CN201389738Y Drilling machine for punching gutter and arc for medium pipe |
| 01/27/2010 | CN201389587Y Multifunctional roll forming device for metal roof panels |
| 01/26/2010 | US7650772 Rotary flaring tool and method of use |
| 01/20/2010 | CN201385074Y Multi-wheel rolling head for automobile production line |
| 01/13/2010 | CN101623727A Copper strip unit compacting and folding device |
| 01/13/2010 | CN101623726A Device for rolling and molding multifunctional metal roof panel |
| 01/06/2010 | CN201376045Y Mold lifting bush fitting |
| 01/06/2010 | CN201376031Y Multi-group four-gear engaging mechanism of novel automatic hemming machine for hexagonal wire netting meshes |
| 01/06/2010 | CN201376030Y Paired type beading gear wheel of hexagonal wire netting screen automatic beading machine |
| 01/06/2010 | CN201376029Y Coupled active type beading gear wheel of hexagonal wire netting screen automatic beading machine |
| 01/06/2010 | CN201376028Y Single-selecting beading gear wheel of hexagonal wire netting screen automatic beading machine |
| 01/06/2010 | CN201376027Y Side wire compressing draw hook mechanism of hexagonal wire netting screen automatic beading machine |
| 01/06/2010 | CN201376026Y Novel flanging device |
| 01/06/2010 | CN201376025Y Automobile side wall taping machine |
| 01/06/2010 | CN201376024Y Top cover pressing rolling head of automobile production line |
| 01/06/2010 | CN201376023Y Air pressure adjusting type rolling head of automobile production line |
| 01/06/2010 | CN201376022Y Door cover line pressing rolling head of automobile production line |
| 01/06/2010 | CN201376021Y Hydraulic regulating roller head in automobile production line |
| 01/06/2010 | CN201376020Y Edge turning machine |
| 01/05/2010 | US7640645 Automatic work-piece setting method |
| 01/04/2010 | CA2738374A1 Stabilizer bar |
| 12/31/2009 | US20090320954 Folded-seam connection, method of producing it and device |
| 12/30/2009 | CN100574922C Method for forming part with bigger height difference of shape-face |
| 12/23/2009 | EP2134482A1 Method and bending press for bending the edge strips of a metal sheet to be shaped into an open seam tube |
| 12/23/2009 | CN201367162Y Pressing structure of end enclosure branch pipe and pressing device thereof |
| 12/23/2009 | CN201366461Y Press device for pipe ends of automobile brake pipelines |
| 12/23/2009 | CN101610869A Seam-welded steel pipe manufacturing method and its manufacturing apparatus |
| 12/23/2009 | CN101610857A Folding device, and method for folding workpieces |
| 12/23/2009 | CN101607285A Automatic flanger |
| 12/23/2009 | CN101607284A Warping edge shaper and shaping method of thin-wall product |
| 12/17/2009 | WO2009115305A3 Folding device and folding method |
| 12/16/2009 | CN101602081A Method for machining thread hole of switch cabinet and special die thereof |
| 12/10/2009 | US20090301160 Flanging machine and method for spin-flanging workpieces |
| 12/09/2009 | CN201359140Y Metal thin walled tube |
| 12/09/2009 | CN100566877C Shaping device in a special pipe end shaper |
| 12/02/2009 | EP2126440A2 Method for connecting by friction welding a member to the reverted end of a multilayered tube |
| 12/02/2009 | CN201353619Y Flanging die of holes |
| 12/02/2009 | CN201353615Y Drum oblique notch flanging die |
| 12/02/2009 | CN201353603Y Die-spotting heading machine with auxiliary die-pressing function |
| 12/02/2009 | CN101590505A Automatic edge former of pressure gauge |
| 11/25/2009 | EP2123389A1 Seam-welded steel pipe manufacturing method and its manufacturing apparatus |
| 11/25/2009 | CN201350474Y Radiating rib edge-covering machine of plate-fin type oil cooler |
| 11/18/2009 | EP2117745A1 Sheet-metal composite, method for joining sheets and joining device |
| 11/18/2009 | CN201346587Y Internal flanging tool |
| 11/17/2009 | CA2469583C Deformed reinforcing bar splice and method |
| 11/12/2009 | WO2009113767A3 Hemming device for vehicle panel |
| 11/12/2009 | DE102009017276A1 Verfahren zum elektrohydraulischen Beschneiden, Bördeln und Falzen von Zuschnitten A method for electro-hydraulic trimming, beading and folding of blanks |
| 11/12/2009 | DE102008023017A1 Verfahren zum Formen eines Bördelfalzes in ein mehrlagiges Verbundmaterial sowie mehrlagiges, mindestens einen Bördelfalz aufweisendes Verbundmaterial A method for forming a edging fold in a multi-layer composite material as well as multi-layer, at least one edging fold exhibiting composite material |
| 11/11/2009 | EP2116318A2 Hemming device |
| 11/11/2009 | EP2035210B1 Device for preparing pipe ends for jointing |
| 11/11/2009 | CN100558482C Roller hemming method and hemmed member |
| 10/29/2009 | US20090266128 Apparatus for rotating a container body |
| 10/21/2009 | EP2110190A2 Hemming method and hemming device |
| 10/21/2009 | CN201329496Y Multifunctional pipe full circle and chamfer device |
| 10/15/2009 | WO2009125512A1 Pipe clamp device |
| 10/14/2009 | EP2108466A2 Hemming method and hemming device |
| 10/14/2009 | CN101554698A Processing method of protecting shaft sleeve of petroleum pipeline |
| 10/07/2009 | EP2106307A2 Flanging hand tool |
| 10/07/2009 | CN101549380A Resilience control method for moulding top surface of car roof |
| 09/30/2009 | CN101545703A Method for manufacturing end cover of dry filter |
| 09/30/2009 | CN101543857A Electric curved end face machine |
| 09/30/2009 | CN101543856A Novel broaching device |
| 09/30/2009 | CN100544852C Rolling depression method and apparatus for copper belt part processing for transformer |