| Patents for B21J 7 - Hammers; Forging machines with hammers or die jaws acting by impact (996) |
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| 06/27/2007 | CN1986109A Electrohydraulic hammer |
| 06/21/2007 | WO2007070227A2 Transferring die(s) from an intermediate surface to a substrate |
| 06/14/2007 | US20070131016 Transferring die(s) from an intermediate surface to a substrate |
| 06/14/2007 | DE102005012297B4 Schmiedemaschine Forging machine |
| 06/13/2007 | CN2910411Y Full automatic foil making machine having computer controlled program preselection |
| 05/31/2007 | WO2007060284A1 Forming device and method for smoothing the surface of a workpiece |
| 05/30/2007 | CN1970180A Plate thickness pressing device and method |
| 05/16/2007 | CN1962177A Method for making hammer stem for forging equipment |
| 05/10/2007 | US20070101798 Punch press with forming dies and operation method for the same |
| 05/01/2007 | US7210325 Tube thread forming apparatus and method |
| 04/25/2007 | CN2892320Y Hydraulic electric liquid hammer |
| 04/18/2007 | CN1947887A Drop-forging hammer for making toothed wheels |
| 04/12/2007 | DE102006041223A1 Process for using closed piston/cylinder unit with oil infeed and exit pipes which includes drive system, which oil infeed and exit is controlled by oil flow valve useful in open die forging includes numerically simulated transfer function |
| 03/27/2007 | US7194882 Cold forging apparatus and method for forming complex articles |
| 03/22/2007 | US20070062247 Press driving module and method of providing a press line |
| 03/14/2007 | CN2877919Y Reducing rotary swaging machine |
| 02/28/2007 | CN1301812C Forge press reducing thread connecting device and its design method |
| 02/14/2007 | CN1911553A Bivertical moule forge hammer |
| 01/31/2007 | CN1905965A Drop forging method and forging device for carrying out said method |
| 01/25/2007 | WO2007009267A1 Method for producing internal and external toothings on thin-walled, cylindrical hollow parts |
| 01/25/2007 | CA2615220A1 Method for producing internal and external toothings on thin-walled, cylindrical hollow parts |
| 01/04/2007 | WO2007001362A1 Method for fabricating thin californium-containing radioactive source wires |
| 12/06/2006 | CN1872447A Forging technique of full fiber for hollow cone axis in express locomotive |
| 11/29/2006 | CN1871079A Four-hammer forging device |
| 11/21/2006 | US7137283 Plate reduction press apparatus and methods |
| 11/02/2006 | DE112004002531T5 Verfahren der Formung eines Elements, Ventilführung und Verfahren der Formung derselben sowie Verfahren der Formung eines rohrförmigen Elements A method of molding an element, valve guide and method of forming the same and method of forming a tubular member |
| 10/24/2006 | US7124486 Fast and automated tool-changing device with standard conical tool support for digitally controlled bending machine |
| 10/18/2006 | EP1712312A1 Forging device and method for forging work |
| 09/28/2006 | DE102004022665B4 Vorrichtung zum Umformen von rohrförmigem Halbzeug Apparatus for shaping tubular semi-finished |
| 09/21/2006 | DE102005012297A1 Forging machine with plungers carrying tools lying opposite central axis, is equipped with slide plate on linear guide to permit movement transverse to longitudinal axis |
| 09/19/2006 | US7107805 Method for the production of a spindle nut of a spherical thread drive mechanism |
| 09/12/2006 | US7104190 Method employing high kinetic energy for working of material |
| 08/31/2006 | DE102005006526A1 Device for shaping a preferably flat or plate-shaped workpiece wih two robot units shaping thin sheet bar-shaped materials, tubes in metal, synthetic plastics materials guding shaping tools simultaneously each side of the workpiece |
| 08/30/2006 | CN2810815Y Dual-arm and single-arm free-forging or die-forging electro-hydraulic hammer |
| 08/24/2006 | US20060185417 Four-hammer forging device |
| 08/24/2006 | DE10328052B4 Umformwerkzeug, insbesondere Knetwerkzeug Forming tool, especially kneading tool |
| 08/09/2006 | CN1268455C Oil-to-oil free forge hammer power system |
| 08/02/2006 | CN1810408A Control system for great flow of electrohydraulic hammer |
| 08/01/2006 | US7083003 Power tool with detachable drive end |
| 07/27/2006 | CA2533785A1 Swaging head assembly |
| 07/12/2006 | EP1679135A1 Plate reduction press apparatus and methods |
| 07/12/2006 | EP1679134A1 Plate reduction press apparatus and methods |
| 07/12/2006 | EP1679133A1 Plate reduction press apparatus and methods |
| 07/12/2006 | EP1679132A2 Plate reduction press apparatus and methods |
| 07/05/2006 | EP1676656A1 Four-hammer forging device |
| 07/05/2006 | EP1676650A1 Plate reduction press apparatus and methods |
| 06/29/2006 | US20060137503 Tool post clamp for radial press |
| 06/29/2006 | US20060137425 Tube thread forming apparatus and method |
| 06/29/2006 | DE102004060413A1 Method for monitoring the position of a deforming tool fixed to a support of a deforming machine used in forging of workpieces comprises automatically monitoring before, during or after a deforming step |
| 06/15/2006 | US20060123874 Stent crimping apparatus and method |
| 06/14/2006 | EP1552028A4 Ultrasonic impact machining of body surfaces to correct defects and strengthen work surfaces |
| 06/08/2006 | US20060117542 Method for shaping a work piece and shaping device |
| 05/24/2006 | CN2782258Y Multifunctional electrically-controlled liquid/air rammer |
| 05/24/2006 | CN1257028C Intelligent control method for die hammer and intelligent die hammer produced according to said method |
| 05/17/2006 | CN1256200C Material processing method utilizing high power energy |
| 05/04/2006 | WO2006045301A1 Method for production of a seamless hot-finished steel tube and device for carrying out said method |
| 05/04/2006 | CA2584461A1 Method of making a seamless hot-finished steel pipe, and device for carrying out the method |
| 05/03/2006 | CN1767913A Improved tool post clamp for radial press |
| 04/19/2006 | EP1646462A1 Method for shaping a work piece and shaping device |
| 04/18/2006 | US7028525 Method and a device for deformation of a material body |
| 03/22/2006 | CN1246104C Method for producing forgings mainly made of metals and alloys of titanium group and forging system for carrying out said method |
| 03/01/2006 | EP1349676B1 A device unit for generating a reciprocating driving motion for driving movable machine elements |
| 02/28/2006 | US7004262 Electric fence post installer |
| 01/04/2006 | EP1610915A1 Improved tool post clamp for radial press |
| 12/15/2005 | WO2005118179A1 Blank radial forging method and a four-hammer forging device for carrying out said method |
| 12/14/2005 | CN1231315C Method for manufacturing of plate involving intermediate preforming and final shaping |
| 12/01/2005 | US20050262914 Forging machine for the upsetting of deformed reinforcement bars |
| 11/30/2005 | EP1351784B1 Impact machine |
| 11/30/2005 | CN2743060Y Swaging device of forging machine |
| 11/03/2005 | DE19623968B4 Schmiedehammer Forging Hammer |
| 10/27/2005 | US20050235730 Closed circuit hydraulic compression device with stroke-consistent pump intake |
| 10/13/2005 | DE102004014705A1 Production of a final contour of a tool such as a hexagon socket screw driver on an elongated material comprises producing the final contour in a non-cutting manner using a stamping process |
| 10/06/2005 | US20050220921 Dynamic forging impact energy retention machine |
| 10/06/2005 | US20050220658 Process for producing a high density by high velocity compacting |
| 09/28/2005 | EP1296782B8 Method for manufacturing of a plate involving an intermediate preforming and a final shaping |
| 09/15/2005 | DE102004028378B4 Drop forging process for heavy machine components involves using forging grippers to grip parts during shaping and the displacing them in other engravings |
| 09/13/2005 | US6941782 Cold forging apparatus and method for forming complex articles |
| 08/18/2005 | WO2005075127A1 Method for the creation of profiles in cylindrical workpieces |
| 08/17/2005 | CN2717567Y 锻造机 Forging machine |
| 08/10/2005 | EP1296784B1 Method and impact machine for forming a body |
| 08/03/2005 | CN2714202Y Diameter variable screw thread pair connecting device |
| 07/27/2005 | EP1296782B1 Method for manufacturing of a plate involving an intermediate preforming and a final shaping |
| 07/27/2005 | CN2712499Y 静压模锻锤 HIP forging hammer |
| 07/20/2005 | EP1296783B1 Method, impact machine, and equipment included in an impact machine |
| 07/20/2005 | CN2710791Y Double cylinder hydraulic forging hammer |
| 07/13/2005 | EP1552028A1 Ultrasonic impact machining of body surfaces to correct defects and strengthen work surfaces |
| 07/07/2005 | WO2005061151A1 Method of forming member, valve guide and method of forming the valve guide, and method of forming tubular member |
| 07/06/2005 | CN2707414Y Automatic machining device for reducing screw pair |
| 06/30/2005 | DE102004028378A1 Drop forging process for heavy machine components involves using forging grippers to grip parts during shaping and the displacing them in other engravings |
| 05/06/2005 | WO2005039802A1 Four-hammer forging device |
| 05/06/2005 | CA2542185A1 Four-hammer forging device |
| 03/31/2005 | WO2005028140A1 Gravity-applied special press |
| 03/29/2005 | US6871524 Method, impact machine, and equipment included in an impact machine |
| 03/23/2005 | CN1597174A Forge press reducing thread connecting device and its design method |
| 03/08/2005 | US6862912 Impact machine |
| 03/03/2005 | WO2005018850A1 Method for shaping a work piece and shaping device |
| 03/02/2005 | EP1509355A2 Shaping metal articles |
| 03/02/2005 | CN2681836Y Cold header hammerhead |
| 01/25/2005 | US6845645 Swaging feedback control method and apparatus |
| 01/20/2005 | DE10328052A1 Forming tool esp. forging tool has forming element with corrugated structure having raised parts |