| Patents for B21K 1 - Making machine elements (7,621) |
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| 03/31/2004 | EP1403537A1 Shaft with spline and stress relief groove and manufacturing method thereof |
| 03/31/2004 | EP1402975A1 Method of manufacturing vacuum pump rotors, and rotors obtained thereby |
| 03/31/2004 | CN1485164A Precision moulding technology of the auto steering nut and steering arm axis |
| 03/31/2004 | CN1144022C Armour-piercing bullet and its producing method |
| 03/30/2004 | US6711817 Hypoid ring gear for differentials and method of producing the same |
| 03/25/2004 | WO2004024366A1 One-piece axle tube housing assembly |
| 03/23/2004 | US6708549 Method and device for moulding a tripod spider |
| 03/23/2004 | US6708406 Method of manufacturing shoe for compressor |
| 03/18/2004 | DE10245570B3 Production of a tubular workpiece, especially a shock absorber piston rod, comprises a second process step in which a transition region is shaped by a deformation process to produce a right-angled shoulder of the workpiece |
| 03/17/2004 | EP1398103A1 Device and method for machining connecting rods and connecting rods so produced |
| 03/17/2004 | CN1481949A Manufacturing process and installation for the thin bolt with spanner pilot hole and hexangular socket head |
| 03/16/2004 | US6705144 Manufacturing process for a radial fin heat sink |
| 03/11/2004 | WO2004020845A1 Self-attaching female fastener and method of installation |
| 03/11/2004 | WO2004020824A1 Method of producing bearings |
| 03/11/2004 | WO2004020124A1 Method for the production of a spindle nut of a spherical thread drive mechanism |
| 03/11/2004 | US20040047704 Blind rivet, rivet pin, holding device, method for producing a blind rivet and method for creating a riveted joint |
| 03/11/2004 | US20040045778 Outer shell unit and method of manufacturing the unit |
| 03/11/2004 | US20040045151 Method of manufacturing piping having joining portion |
| 03/11/2004 | DE10243169A1 Verfahren zur Herstellung beschaufelter Bauteile, Rohlinge für beschaufelte Bauteile und Verwendung der Rohlinge Process for the preparation of bladed components, blanks for bladed components and use of the blanks |
| 03/11/2004 | DE10237990A1 Metal part producing process for sanitary fitting involves applying shaping step by thixotropic forging using power guide punch |
| 03/11/2004 | CA2489327A1 Self-attaching female fastener and method of installation |
| 03/04/2004 | WO2004018122A1 Method for producing a shaft comprising stop caps, and device containing one such shaft |
| 03/04/2004 | US20040042872 Self-attaching nut |
| 03/04/2004 | US20040042870 Self-attaching female fastener and method of installation |
| 03/04/2004 | US20040040362 Forging press comprising an adjusting device on the matrix side thereof |
| 03/04/2004 | US20040040361 Method of producing bladed components, blanks for bladed components, and use of the blanks |
| 03/03/2004 | EP1393836A1 Method for producing bladed elements, blanks for the bladed elements and use of the blanks |
| 03/03/2004 | EP1169524B1 Wall tie fastener |
| 03/03/2004 | EP1047513B1 Process for shaping a work piece and corresponding device |
| 03/03/2004 | CN1478620A Method for manufacturing pipeline system with connecting part |
| 02/26/2004 | WO2003074209A3 A method of manufacture of a metallic component apparatus for use in the method and method of finishing a metallic component |
| 02/26/2004 | US20040035168 Pressure controlled fluid pressure extrusion method |
| 02/26/2004 | US20040035002 Cylinder apparatus and method of manufacturing rod for cylinder apparatus |
| 02/26/2004 | US20040035000 Inner spline member and manufacturing method thereof |
| 02/26/2004 | DE4321779B4 Verfahren zur Herstellung eines Starterkranz-Zahnrads aus Blech und nach dem Verfahren hergestelltes Starterkranz-Zahnrad Process for the preparation of a starter ring gear-from sheet metal and produced by the process starter ring gear |
| 02/25/2004 | EP1156898B1 A nail machine, and a tool ring and fitting for securing holding jaws for such machine |
| 02/25/2004 | CN1476946A Wedge transverse rolling machine for precison-forming axle blank of train wheel |
| 02/24/2004 | US6694617 Method of assembling a low cost fluid dynamic bearing motor |
| 02/19/2004 | WO2004014620A1 Cold-headed standoff |
| 02/19/2004 | WO2003076825A3 Pinion carrier for planetary gear train and method of making same |
| 02/19/2004 | DE10236281A1 Method for manufacturing spindle nuts for ball thread drives involves arranging externally profiled tool mandrel in hollow blank and exerting radial force from outside to reshape blank to form helical track |
| 02/19/2004 | DE10235365A1 Manufacturing process for armature shaft with start-up points involves forming corrugated start-up point on at least one endface by material displacement |
| 02/19/2004 | DE10234576A1 Forged valve housing has interconnecting connection channels and two inner chambers whose longitudinal axes are at right angles to axis of channels and which are offset from them |
| 02/19/2004 | CA2454527A1 Cold-headed standoff |
| 02/12/2004 | US20040025446 Joint device and method of manufacturing housing of the device |
| 02/12/2004 | DE19929639B4 Welle-Nabe-Verbindung mit umgeformten Anschlagschrägen in Wellenverzahnung Shaft-hub connection with the reshaped stop bevels in shaft splines |
| 02/12/2004 | DE10233263A1 Fabrication method for connecting rod for IC engines has rod section of cast/extruded aluminum alloy, and bearing cover of forged/extruded steel |
| 02/12/2004 | DE10230837A1 Vorrichtung zum Warmumformen A device for hot forming |
| 02/10/2004 | US6688153 Toothed part with a shaft and molding method for the same |
| 02/10/2004 | US6688148 Annealing, coating with lubricant; drawing, reducing diameter; heat treatment, quenching |
| 02/05/2004 | US20040022658 Check valve retainer for a scroll compressor |
| 02/05/2004 | US20040022603 Method of manufacturing rivets having high strength and formability |
| 02/05/2004 | US20040020967 Method of manufacturing rivets having high strength and formability |
| 02/05/2004 | US20040020052 Method of producing bushing |
| 02/05/2004 | DE10333122A1 Verfahren zur Herstellung einer Rohrleitung mit einem Verbindungsbereich A process for producing a pipe with a connecting portion |
| 02/04/2004 | EP1386677A1 Method of working end part of metallic tube body and metallic tube body, and method of manufacturing vibrationproof bush using the working method and vibrationproof bush |
| 02/04/2004 | EP1385654A1 Hollow construction element and method of producing |
| 02/03/2004 | US6684727 Rack and pinion steering apparatus |
| 02/03/2004 | US6684678 Method for extracting a tool from a hollow object and tool for machining a hollow object |
| 01/29/2004 | WO2004009267A1 Method for manufacture of a metal shell, and a cup designed to serve as a blank |
| 01/29/2004 | US20040016281 Method and device for the production of a workpiece with internal toothing, in particular a hollow wheel |
| 01/29/2004 | DE3901501B4 Geschmiedetes Zahnrad für ein Getriebe Forged gear for a transmission |
| 01/29/2004 | CA2492603A1 Method for manufacture of a metal shell, and a cup designed to serve as a blank |
| 01/28/2004 | EP1384537A1 Method of producing a bushing |
| 01/22/2004 | US20040011103 Method of working end part of metallic tube body and metallic tube body, and method of manufacturing vibrationproof bush using the working method and vibrationproof bush |
| 01/22/2004 | DE10328368A1 Innenkeilverzahnungselement und Verfahren zu seiner Herstellung Inner spline element and process for its preparation |
| 01/22/2004 | DE10228437A1 Verfahren zur Herstellung einer Verzahnung an einem Werkstück sowie Umformwerkzeug zur Durchführung des Verfahrens A method for producing a tooth on a workpiece and forming tool for performing the method |
| 01/21/2004 | EP1382705A1 Preparation of pre-coated aluminium alloy articles |
| 01/21/2004 | EP1382407A2 Clutch gear having boss part with spline and method for manufacturing the same |
| 01/21/2004 | CN1468681A Inner spline parts and producing method thereof |
| 01/20/2004 | US6680024 Compression molding sintered molded blanks forming flank reliefs; eliminates mechanical molding and subsequent processing |
| 01/15/2004 | WO2004004944A2 Steel hollow-head screw |
| 01/15/2004 | WO2004004943A1 Fine forging method, method of manufacturing liquid injection head, and liquid injection head |
| 01/15/2004 | DE10234475A1 Abscherschraube Shear |
| 01/15/2004 | CA2491598A1 Steel hollow-head screw |
| 01/14/2004 | EP1380662A1 Aluminaum alloy for casting/forging, aluminum cast/forged product and production methods |
| 01/14/2004 | EP1380368A1 Metal plate rocker arm and method of manufacturing the metal plate rocker arm |
| 01/14/2004 | EP1379342A1 Method for heading a bushing, particularly a bushing forming an elastic articulation and the elastic articulation and bushing obtained using said method |
| 01/14/2004 | CN1467047A Method for manufacturing car alloy wheel |
| 01/13/2004 | US6678574 Method for producing suspension parts of aluminum alloy |
| 01/13/2004 | US6676895 Method of manufacturing an object, such as a form tool for forming threaded fasteners |
| 01/13/2004 | US6675475 Method of producing shoe for swash plate type compressor |
| 01/08/2004 | WO2004003396A1 Method of manufacturing socket of joint device |
| 01/08/2004 | WO2004002652A1 Split die for forming grooved workpieces |
| 01/08/2004 | US20040003639 High-strength stainless steel bolt and method of manufacturing the same |
| 01/08/2004 | DE10323207A1 Verfahren zum Herstellen eines zusammengesetzten Vollscheibenfahrzeugrades A method for producing a full face vehicle wheel |
| 01/07/2004 | EP1378303A2 Device for thermoforming |
| 01/07/2004 | CN1465455A Technology for producing preformed blank of flange and fork group products, and special die |
| 01/02/2004 | EP1375830A1 Rocker arm and its manufacturing method |
| 01/02/2004 | EP1375829A1 Rocker arm and manufacturing method thereof |
| 01/02/2004 | EP1373592A2 Method for manufacturing plastic worked article |
| 01/02/2004 | EP1372885A1 Forging method and apparatus |
| 01/02/2004 | EP1372884A1 Closed forging metod, forging production system using the method, forging die used in the method and system, and preform or yoke produced by the method and system |
| 01/02/2004 | EP1025370B1 Spiral drive system for threaded fasteners |
| 01/01/2004 | US20040000278 Rocker arm and manufacturing method thereof |
| 01/01/2004 | US20040000277 Manufacturing method of rocker arm |
| 12/31/2003 | WO2004001248A2 Splined clutch hub and method of making same |
| 12/31/2003 | CN1133020C 形成管形部件的方法 The method of forming a tubular member |
| 12/30/2003 | US6669424 Screwed connection, fastener for said connection and method for the production thereof |
| 12/23/2003 | US6665926 Method and apparatus for improved valve seating of a fuel injector by coining and a valve made thereby |