| Patents for B21D 17 - Forming single grooves in sheet metal or tubular or hollow articles (1,507) |
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| 02/13/2013 | CN202725729U Sheet metal part groove extrusion device |
| 02/13/2013 | CN102921787A Graduating device for cylindrical part through rolling |
| 02/13/2013 | CN102921786A Rolling mill |
| 02/06/2013 | CN102909243A Method for processing thin wall steel tube ring slot by roller molding and roller tool |
| 02/05/2013 | US8365573 Mandrel, set of mandrels, and hollow rack bar |
| 01/30/2013 | CN202701080U Channeling machine for cylindrical batteries |
| 01/30/2013 | CN202701079U Hydraulic channeling machine processing metal bent tube grooves |
| 01/30/2013 | CN102896189A Slotting device for metal pipe and slotting method |
| 01/16/2013 | CN102873156A Annular groove forming technique for clamp pipe fitting |
| 01/02/2013 | CN202639138U Automatic close-in creasing machine for gas spring |
| 01/02/2013 | CN101885019B Method for manufacturing dual-roller rolling wire-drawing aluminum tape |
| 12/25/2012 | US8336361 Embossing method and apparatus for producing diffraction-active structures |
| 12/06/2012 | WO2012164007A1 Stamping method and profiled element |
| 12/06/2012 | DE102011106069A1 Prägeverfahren und profilelement Embossing process and profile element |
| 12/05/2012 | EP2528701A2 Method for making a bag filter housing, such a filter housing and filter assembly |
| 12/05/2012 | CN202570913U Dual-groove knurl wheel for groove rolling machine |
| 12/05/2012 | CN202570912U Pipe fitting groove pressing device |
| 12/05/2012 | CN202570911U Metal plate arched-trough molding device |
| 12/05/2012 | CN102117896B Line rolling method of cylindrical battery |
| 12/04/2012 | US8322176 System and method for incrementally forming a workpiece |
| 11/29/2012 | US20120297847 Deformation of Thin Walled Bodies |
| 11/28/2012 | CN202555658U Equipment for rolling helical groove on thin-wall cylinder |
| 11/27/2012 | US8316680 Method of making a seamless hollow body from steel |
| 11/21/2012 | CN202539316U Slot rolling device for cylindrical lithium ion battery |
| 11/21/2012 | CN202539315U Moulding device for grass protective ring |
| 11/20/2012 | US8312750 Method for the production of a rotationally symmetrical part, and part produced according to said method |
| 11/13/2012 | US8307689 Discrete die |
| 11/08/2012 | WO2012150352A2 Method for producing a steel profiled element |
| 11/08/2012 | CA2833189A1 Method for producing a steel profiled element |
| 11/07/2012 | CN102764804A Processing device and method for inner-wall resistance reduction structure of pipeline |
| 11/06/2012 | US8302514 Pipe processing device having floating drive roller |
| 10/31/2012 | CN202506758U Four-shaft linkage opening and closing mechanism with crescent supporting seats |
| 10/31/2012 | CN202506707U Coreless and stepless helix angle rib rolling mechanism |
| 10/31/2012 | CN101972806B Rolling wheel device of spiral air pipe machine |
| 10/17/2012 | CN202490863U Machining device for sealing ring on circumferential surface of pipe fitting |
| 10/16/2012 | US8286455 Transformable metal surface hardening method |
| 10/10/2012 | EP2508273A2 Apparatus for manufacturing a metal plate for a duct, including mesh-type beads |
| 10/10/2012 | CN202479299U Device for manufacturing threads of port of fluid connector |
| 10/04/2012 | WO2012133985A1 Apparatus for forming the upper shaft of a steering column |
| 10/03/2012 | CN202461339U Machining-positioning control device for wave-shaped groove |
| 10/03/2012 | CN202461238U Device for forming circular tube water nozzle groove |
| 10/03/2012 | CN102699168A Hydraulic groove rolling machine for processing bent metal pipe grooves |
| 10/02/2012 | US8276430 Hydraulic pressing and/or cutting tool and mechanism for converting a rotary motion into a translational oscillating motion for this tool |
| 09/26/2012 | CN202447463U Thin-walled cylinder part channeling tool |
| 09/12/2012 | CN102665954A Apparatus for manufacturing a metal plate for a duct, including mesh-type beads |
| 09/05/2012 | CN102652972A Metal plate arch groove forming device |
| 08/30/2012 | WO2012115138A1 Steel pipe with concavities, and composite pile |
| 08/29/2012 | CN202398684U Boxboard forming machine |
| 08/23/2012 | WO2012092477A3 Method of forming an internal tube beadlock |
| 08/22/2012 | CN202387804U Radial and tangential composite stress rolling processing device for circular saw blade |
| 08/22/2012 | CN102641931A Pipe-fitting groove rolling device |
| 08/21/2012 | US8245556 Deformation of thin walled bodies |
| 08/21/2012 | US8245555 Headrest frame and method |
| 08/02/2012 | WO2012101301A1 System for machining notches in a head-restraint tube |
| 08/01/2012 | CN102615158A Multi-groove grooving machine and pipe pressing method |
| 07/25/2012 | CN102601190A Device for rolling spiral groove for thin walled cylinder |
| 07/18/2012 | CN102581096A Manufacturing device and method of screw thread of fluid connector interface |
| 07/11/2012 | CN202316716U Cylinder battery channelling machine |
| 07/11/2012 | CN202316715U 沟槽成型机 Groove machine |
| 07/11/2012 | CN102553995A Thin-wall circular pipe roll forming tool |
| 07/04/2012 | CN202290921U 一种管件端头旋沟机 A pipe end rotation piece groove machine |
| 07/04/2012 | CN102527800A Automatic hydraulic channeling machine |
| 07/04/2012 | CN102527799A Process for manufacturing bottom plate of capillary channel of water-cooling heat radiator |
| 07/04/2012 | CN102117897B Rolling device and method for cylindrical battery shell |
| 07/04/2012 | CN101249540B Mandrel, set of mandrels, and hollow rack bar |
| 07/03/2012 | US8210653 Manufacturing method of print head and print head |
| 06/28/2012 | US20120160005 Dimple-forming burnishing tool |
| 06/19/2012 | CA2591958C Method for producing longitudinal grooves in cylindrical workpieces |
| 06/13/2012 | CN102493615A Hidden metal contour plate for building wall face, and manufacturing method thereof |
| 06/06/2012 | DE102010053547A1 Verfahren und Vorrichtung zur Herstellung eines innen- und außenverzahnten topfförmigen Blechteils Method and apparatus for producing an internally and externally toothed cup-shaped sheet metal part |
| 06/06/2012 | DE102009059337B4 Verfahren zur Herstellung einer Röhre einer teleskopischen Vorrichtung A method for manufacturing a tube of a telescopic device |
| 05/30/2012 | CN202239133U Automatic hydraulic channeling machine |
| 05/30/2012 | CN101862778B Rotary folding type hydraulic channeling machine |
| 05/23/2012 | CN102463278A 汽车空调管路软管组件衬芯加工装置 Hose assemblies for automotive air conditioning pipe liner core processing unit |
| 05/16/2012 | CN102451866A Automatic groove rolling device for pipe joint |
| 05/02/2012 | EP2446980A2 Tube and method for processing the ends of tubes |
| 05/01/2012 | US8166792 Method of making a seamless hot-finished steel pipe, and device for carrying out the method |
| 04/26/2012 | WO2012052119A1 Manual device for profiling metal sheets |
| 04/25/2012 | CN202199650U 振动筛筛条的成型装置 Molding apparatus of the vibrating sieve |
| 04/25/2012 | CN102427898A 由热挤压原材料制造金属零件的方法 The method of manufacturing the raw material by hot extrusion of metal parts |
| 04/24/2012 | US8161788 Method for producing workpieces |
| 04/19/2012 | DE102010042454A1 Device for stamping spacing seams in metal sheet circuit boards, has stampers which are displaceably arranged at periphery of roll supported by support |
| 04/17/2012 | US8156781 Steering rack and method of manufacturing the same |
| 03/29/2012 | US20120073348 Method for producing sealing elements |
| 03/28/2012 | EP2432605A1 Method for producing a metal component from a hot-stamped raw material |
| 03/22/2012 | DE102010048589A1 Verfahren und Vorrichtung zum Formen flächiger Werkstücke Method and apparatus for forming flat workpieces |
| 03/21/2012 | EP1737590B1 Method for local forming of a hollow workpiece |
| 03/21/2012 | CN102380533A Grooving machine for band iron |
| 03/14/2012 | EP2428289A1 Method of fabricating sleeves for trampolines |
| 03/14/2012 | CN202162249U 金属管外突条槽成型机构 Metal tube protruding grooves forming mechanism |
| 02/29/2012 | CN202151649U 螺纹中心管加工物料的压线装置 Crimping device threaded center tube processing of materials |
| 02/22/2012 | CN102357577A Groove turning machine |
| 02/08/2012 | EP2415539A1 Method for manufacturing torsion beam and torsion beam |
| 02/02/2012 | DE102010046834A1 Zylindervorrichtung, Verfahren zur Herstellung einer solchen und Stoßdämpfer Cylinder device, method of making such a shock absorber, and |
| 02/01/2012 | CN202129321U 自动液压滚槽机 Automatic hydraulic roller slot machines |
| 02/01/2012 | CN101856688B 旋包机 Rotary charter |
| 01/17/2012 | US8096162 Hydraulic processing pincers |
| 01/04/2012 | CN202097256U Rectangular iron duct reinforcing rib-machining device |
| 12/29/2011 | DE102010025593A1 Verfahren und Vorrichtung zur inkrementellen Umformung von Profilrohren, insbesondere von Profilrohren mit über die Längsachse variierenden Querschnitten Method and apparatus for incremental forming of profiled pipes, in particular section tubes along their longitudinal axis varying cross sections |
| 12/29/2011 | DE102010017552A1 Vorrichtung zum Formen von Sicken in Fässern Apparatus for forming corrugations in barrels |