| Patents for B21J 13 - Details of machines for forging, pressing, or hammering (6,375) |
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| 11/22/2006 | CN1864918A Technique for processing tapered platinum alloy discharge spout |
| 11/22/2006 | CN1864915A A labor-saving automobile hub forming method and device |
| 11/22/2006 | CN1864887A Hot dies type forging press and thermal insulation means for said press |
| 11/16/2006 | US20060254338 Upsetting method and upsetting apparatus |
| 11/15/2006 | CN1863620A Method for manufacturing formed article made from metal based composite material |
| 11/15/2006 | CN1861290A Universal-joint sleeve blank cold-upsetting formation art, and equipment therefor |
| 11/15/2006 | CN1861289A Equipment for high efficiency drop-forging forming precision parts made of non-crystalline alloy |
| 11/15/2006 | CN1284639C Minisize mould device for precise compound forming of minisize double gears |
| 11/14/2006 | US7134314 Hydraulic tool automatic adjusting die holder |
| 11/09/2006 | WO2006117946A1 Method and device for forging bevel gear |
| 11/02/2006 | DE10246940B4 Vorrichtung zum Querfließpressen von Werkstücken und Verfahren zum Betreiben einer derartigen Vorrichtung Device for lateral extrusion of work pieces and method of operating such a device |
| 11/01/2006 | CN2832351Y Two-mould-three-punch shiingler for manufacturing hollow nail |
| 11/01/2006 | CN1282548C Forging forcer |
| 11/01/2006 | CN1282510C Method and device for cold-heading fixed nail |
| 10/31/2006 | US7127930 Device and method for press forming |
| 10/25/2006 | EP1714717A1 Method of predicting damage of dies |
| 10/25/2006 | CN2829937Y Automatic feeding/discharging appts. of air vent forging reducer |
| 10/25/2006 | CN1850437A Module thickness-increasing method and its module |
| 10/25/2006 | CN1850394A Method for preventing complex profile die forging from generating misplacement |
| 10/25/2006 | CN1281357C Trunnion-free grip-holder used for forge |
| 10/24/2006 | US7124620 Apparatus in the straightening bench of the car body |
| 10/18/2006 | EP1712312A1 Forging device and method for forging work |
| 10/18/2006 | EP1711288A1 Joining device |
| 10/12/2006 | US20060226139 Wok-piece positioner |
| 10/12/2006 | US20060225480 Forging device and method for forging work |
| 10/05/2006 | WO2006034193A3 Metal forming apparatus and process with resistance heating |
| 10/05/2006 | US20060218986 Method and device for machining flange part of wheel arch |
| 10/04/2006 | CN2822901Y Improvement of clamping device of drawing-out machine |
| 10/04/2006 | CN1840260A 冲头 Drift |
| 10/03/2006 | US7114365 Ram guidance system |
| 10/03/2006 | US7114361 Microscale compression molding of metals with surface engineered LIGA inserts |
| 10/03/2006 | CA2401161C Smart machine tool system |
| 09/27/2006 | CN2820381Y Work piece liftout attachment of punching device |
| 09/27/2006 | CN1836804A Special hydraulic press for crank axle bending and upsetting |
| 09/26/2006 | US7112143 Thread former or tap |
| 09/26/2006 | US7111549 T-gib dynamic balancer weight guide |
| 09/20/2006 | EP1702746A1 Device for moving die tools and moulds in a press |
| 09/20/2006 | EP1702696A1 Method for manufacturing formed article made from metal based composite material |
| 09/20/2006 | CN1275720C Mould of cast steel blank of premade annular forged piece |
| 09/19/2006 | US7108607 Helical groove fasteners and methods for making same |
| 09/19/2006 | US7107813 Progressive pressing apparatus |
| 09/19/2006 | US7107660 Tool kit and method for repairing a damage vehicle body member with a hem flange |
| 09/14/2006 | WO2005118181A3 Stamping apparatus for forming rod with configured ends |
| 09/14/2006 | US20060201231 Metal shaping apparatus |
| 09/14/2006 | DE10327924B4 Verfahren zur Herstellung eines Kegelgetrieberad-Schmiedegesenks mit einem Radiusschaftfräser, sowie Radiusschaftfräser Process for the preparation of a bevel gear wheel-forging die with a radius end mill and radius end mill |
| 09/13/2006 | EP1700651A1 Method and device for the production of a workpiece with internal toothing, in particular a hollow wheel |
| 09/12/2006 | US7104109 Double-cavity heading die |
| 09/12/2006 | US7104108 Dent repair system and method |
| 09/12/2006 | US7104107 Portable press system for repairing automotive bumpers |
| 09/12/2006 | US7104106 Method and apparatus for forming radius bends in metal frames |
| 09/07/2006 | US20060196330 Method of forming a cold-headed standoff |
| 09/07/2006 | DE102006004107A1 Spray head for cooling forging and press tools has a thin layer sandwich construction with integral membrane valves |
| 09/06/2006 | CN1827254A Automatic hydraulic stripper apparatus |
| 09/05/2006 | US7100418 Metal shaping apparatus |
| 09/05/2006 | US7100417 Lower die assembly in pressing machine |
| 08/30/2006 | CN1824426A Method for working a metal slug, sleeve for implementing the method and sleeve and lid assembly for implementing the method |
| 08/29/2006 | US7096707 Tube bender and method of using same |
| 08/24/2006 | US20060185417 Four-hammer forging device |
| 08/24/2006 | DE202006008776U1 Front ejection mechanism for forged articles has first vibration unit to be driven through press device, camshaft, ejection cam unit injection rod |
| 08/24/2006 | DE10328052B4 Umformwerkzeug, insbesondere Knetwerkzeug Forming tool, especially kneading tool |
| 08/23/2006 | CN2808356Y Track type automatic splitting/merging forging die |
| 08/23/2006 | CN1820872A Inverse conical forming mould for automobile gearbox gear combining tooth |
| 08/17/2006 | US20060179906 Tri-axis hard die check |
| 08/17/2006 | DE102005006742A1 Drop forge hammer, with a ram for the upper tool, has the lower tool on a swing table with a damper to contain the striking forces within the frame structure |
| 08/16/2006 | EP1689542A2 Drop forging method and forging device for carrying out said method |
| 08/16/2006 | CN2805978Y Billet movable core die for forging circular pieces |
| 08/16/2006 | CN2805977Y Front ejecting mechanism of forge piece former |
| 08/16/2006 | CN2805976Y 锻造操作机 Forging operation |
| 08/16/2006 | CN2805975Y Magnesium alloy thin-wall parts hot-impact forging forming die |
| 08/16/2006 | CN1820122A Rocker arm and method of manufacturing the rocker arm |
| 08/16/2006 | CN1817553A Wall thickening forming process and mould for metal thin plate local tubular projection table |
| 08/16/2006 | CN1817502A Production of aluminum bean and mould thereof |
| 08/15/2006 | US7090585 Nail manufacturing tool holder having a quick change mechanism |
| 08/10/2006 | US20060174677 Method and device for shaping workpieces |
| 08/09/2006 | CN2803569Y Compounded assembly joined structure of drill tail forming die |
| 08/09/2006 | CN2803568Y Forgins forming die for upsetter |
| 08/09/2006 | CN2803567Y Forging roll for hardware tools |
| 08/08/2006 | US7086267 Metal-forming die and method for manufacturing same |
| 08/03/2006 | US20060169017 Method and device for shaping and then lifting a workpiece |
| 08/02/2006 | CN1812857A Manufacturing method of die for manufacturing liquid ejecting head, and material block used in the same |
| 08/01/2006 | US7082807 Forging press comprising an adjusting device on the matrix side thereof |
| 07/27/2006 | US20060162416 Oil grooves formed in a race |
| 07/26/2006 | CN1809432A Securing holding jaws on a tool ring for a nail machine |
| 07/26/2006 | CN1807006A Process and equipment for formation of low-plasticity nonferrous metal shaped wire |
| 07/26/2006 | CN1807005A Machining process and equipment for low-plasticity nonferrous metal round wire formation |
| 07/25/2006 | US7080541 Automatic feeding machine with switchable conveyor |
| 07/19/2006 | CN2796893Y Follow-up swing clamping hook type mould locking mechanism |
| 07/19/2006 | CN2796892Y Bimoulding tripunching jolting machine for making hexagonal objects |
| 07/19/2006 | CN2796891Y Hydraulic machine special for crank bending upsetting |
| 07/19/2006 | CN2796890Y Jolting machine |
| 07/18/2006 | US7077993 Apparatus for softening a selected portion of a steel object by heating |
| 07/13/2006 | WO2006073826A2 Adjustment of tools for press mounted cam |
| 07/13/2006 | US20060150706 Wedge driving tool having mutually adjustable elements for the non-cutting shaping of a sheet metal workpiece in a press |
| 07/13/2006 | DE102004035797B9 Verfahren und Vorrichtung zum Überführen eines Werkstücks Method and apparatus for transferring a workpiece |
| 07/11/2006 | US7073364 Die assembly having floating die section |
| 07/06/2006 | US20060144259 Container crusher |
| 07/06/2006 | US20060144119 Method and tool mounting for adjustment of tools on a press mounted cam |
| 07/05/2006 | EP1676656A1 Four-hammer forging device |
| 07/05/2006 | CN1796020A Forming machine of forging parts for swinging seat possible to be swung to and fro |
| 07/04/2006 | US7069764 Method for manufacturing a hollow rack shaft |