| Patents for B21K 1 - Making machine elements (7,621) |
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| 10/04/2001 | WO2001073303A2 Blind rivet, rivet pin, holding device, method for producing a blind rivet and method for creating a riveted joint |
| 10/04/2001 | WO2001072449A2 Method for producing hollow bodies, profile for use in said method, hollow body, assembly unit and mold |
| 10/04/2001 | WO2001072448A1 Method of manufacturing ball joint housing |
| 10/04/2001 | US20010026746 Flange nut |
| 10/04/2001 | US20010026727 Caulking roller and sintered flanged pulley caulked by the caulking roller |
| 10/04/2001 | US20010025521 Toothed part with a shaft and molding method for the same |
| 10/04/2001 | EP1138416A2 Gear and shaft and forming method thereof |
| 10/04/2001 | DE10115783A1 Stemmrolle und gesinterte, mit einem Flansch versehene Riemenscheibe Stemmrolle and sintered flanged pulley |
| 10/04/2001 | DE10115420A1 Method for producing captive nut has a blank formed with a lip to grip the edge of the mounting panel |
| 10/04/2001 | DE10014078A1 Verfahren zur Herstellung eines Schweißbolzens A process for producing a welding stud |
| 10/03/2001 | CA2303683A1 Multifunction split powder metal die |
| 09/27/2001 | WO2001070618A1 Method for producing a fork prong |
| 09/27/2001 | WO2001070442A2 Method for producing a welding pin |
| 09/27/2001 | WO2001026840A8 Cold forging and method of manufacturing the cold forging |
| 09/27/2001 | DE10013543A1 Fabrication process for fork arms for forklift trucks is forged completely from a blank in one or stages in a two-part forging die |
| 09/25/2001 | US6293164 Rack and pinion steering apparatus and method for manufacturing a helical pinion |
| 09/20/2001 | WO2001068289A1 Method for producing configurated axisymmetric parts made of difficult-to-form multi-phase alloys and a device for carrying out said method |
| 09/20/2001 | US20010022134 Method and apparatus for producing hollow piston for compressor by forging |
| 09/20/2001 | DE10009891A1 Non-ferrous metal workpiece production process involves using die in form of negative of workpiece being produced |
| 09/19/2001 | EP1134412A2 Method and apparatus for producing hollow piston for compressor by forging |
| 09/19/2001 | CN1313798A Method for producing vehicle wheels |
| 09/19/2001 | CN1071203C Polyblock railway wheel and manufacture thereof |
| 09/18/2001 | US6289710 Method of manufacturing a hollow rack bar |
| 09/18/2001 | US6289589 Method and device for produced flanged bearings |
| 09/13/2001 | US20010020328 Method for manufacturing a hollow rack shaft |
| 09/13/2001 | DE10010380A1 Press to turn and size work piece, e.g. crankshaft; has press table in press frame and devices to turn and calibrate work piece, which are moved by independent drive devices |
| 09/12/2001 | EP1132277A2 Method for manufacturing a hollow rack shaft |
| 09/12/2001 | CN1070747C Mfg. method for jaws used together with chuck |
| 09/07/2001 | WO2001065668A1 Method for producing a shaft and a device containing a shaft of this type |
| 09/07/2001 | WO2001064369A1 Method for manufacturing parts by plastic metal working |
| 09/06/2001 | US20010018842 Cold forging method and apparatus |
| 09/05/2001 | CN1311067A Large mounting edge integrate forging process for engine and gas turbine |
| 09/04/2001 | US6282789 Method of manufacturing traction rollers for continuously variable transmissions and traction rollers resulting therefrom |
| 08/30/2001 | WO2001063131A1 Rivets and methods for their production and use |
| 08/30/2001 | WO2001062412A1 Device for shaping spherical objects |
| 08/30/2001 | WO2001062405A1 Method for production of workpieces |
| 08/30/2001 | DE10030353A1 Verfahren zum Herstellen einer Welle sowie Vorrichtung beinhaltend eine solche Welle A process for producing a shaft and apparatus including such a wave |
| 08/29/2001 | EP1127953A2 Method of manufacturing a ti alloy poppet valve |
| 08/29/2001 | EP1051531B1 Steel and method for making cleavable mechanical parts |
| 08/29/2001 | CN2444693Y Special machine for processing arc transition quill roller |
| 08/29/2001 | CN1310287A Method for producing titanium alloy lift valve |
| 08/23/2001 | US20010015088 Screw-thread forming apparatus, screw-thread forming method and fuel supply pipe assembly therewith |
| 08/22/2001 | CN1309592A Die forging method |
| 08/22/2001 | CN1069853C Forming process for pawl pole of automobile generator |
| 08/21/2001 | US6276180 Method and apparatus for manufacturing a shift gearwheel and shift gearwheel manufactured by same |
| 08/16/2001 | WO2001058616A1 Method and a press cylinder device for producing a hollow body |
| 08/16/2001 | US20010014625 Thread rolling tap |
| 08/16/2001 | US20010013241 Hollow rack shaft and method of manufacturing the same |
| 08/16/2001 | EP1123855A2 Hollow rack shaft and method of manufacturing the same |
| 08/16/2001 | EP1123764A1 Die forging method |
| 08/15/2001 | CN1307938A Preparation of aluminium alloy part with precoating |
| 08/09/2001 | US20010011469 Forming machine |
| 08/09/2001 | DE10014552C1 Multi-armed flange manufacturing method has radial slits formed in cylindrical blank for defining rod segments bent outwards and shaped into respective flange arms |
| 08/09/2001 | DE10003791A1 Verfahren zur Herstellung von Felgen Process for the preparation of rim |
| 08/08/2001 | EP1122408A1 Rocker arm and method of manufacturing rocker arm body |
| 08/07/2001 | US6269670 Method for forming a workpiece by flow-forming |
| 08/02/2001 | DE10003572A1 Verfahren zum Befestigen eines stabförmigen Teiles in einer Halterung, Gewindestab und Verwendung des Gewindestabes A method for attaching a rod-shaped part in a holder, threaded rod, and use of the threaded rod |
| 08/02/2001 | DE10001549A1 Verfahren zum Herstellen eines Scheibenradkörpers für Schienenfahrzeuge A method for producing a Scheibenradkörpers for rail vehicles |
| 08/01/2001 | EP1120179A2 Method for attaching a rod shaped part to a holder, threaded rod and use of the threaded rod |
| 08/01/2001 | EP1120178A1 Method and device for increasing diameter of metal shaft material |
| 08/01/2001 | EP1119426A1 Tool for producing a gear part having external toothing |
| 07/31/2001 | US6267684 Rivets and rivet manufacturing methods |
| 07/31/2001 | US6266990 Method for integrally manufacturing an one-piece forged hollow crank of a bicycle |
| 07/31/2001 | US6266878 Process for producing variable displacement compressor pistons having hollow piston bodies and integral actuator rods |
| 07/25/2001 | EP1117501A1 Process for manufacturing a captive screw |
| 07/25/2001 | CN1305402A Process for manufacturing captive screw |
| 07/25/2001 | CN1304812A Spectacle plate and cutting ring for concrete delivering pump and making technology thereof |
| 07/19/2001 | WO2001051233A1 Method for production of a disc wheel body for rail vehicles |
| 07/19/2001 | US20010008080 Forging die,and method and apparatus for controlling the same |
| 07/18/2001 | EP1115983A1 Blind rivet and method of making the same |
| 07/18/2001 | CN1304479A Method of forming tubular member |
| 07/17/2001 | US6261040 Self-tapping fastener |
| 07/12/2001 | WO2001050028A1 Combination of screw and screw driver bit and header punch for its manufacture |
| 07/12/2001 | DE10065737A1 Production of a bevel gear drive used for vehicles comprises forming an intermediate product for a bevel gear drive with teeth by forging a metallic blank and hardening the teeth by fluidized current heating |
| 07/11/2001 | CN1068255C Method for making expanding sheath of expanding nail |
| 07/10/2001 | US6257041 Method of forming a one-piece steering shaft member |
| 07/10/2001 | US6257036 Metallic shaft material diameter increasing device |
| 07/05/2001 | WO2001012367A3 Compacted-powder opposed twin-helical gears and method |
| 07/05/2001 | US20010006000 Method and apparatus for production of hollowed rack bars |
| 07/05/2001 | US20010005939 Method and apparatus for producing a one-part vehicle wheel |
| 07/05/2001 | US20010005938 Hypoid ring gear for differentials and method of producing the same |
| 07/04/2001 | EP1112791A2 Method and apparatus for production of hollowed rack bars |
| 07/03/2001 | US6253589 Flow-turning device and method for producing internally geared wheels using two sets of internal toothing |
| 06/27/2001 | EP1110663A1 Gear and method of manufacturing gear |
| 06/27/2001 | CN1301202A Manufacture of poly-V-grooved pulley |
| 06/27/2001 | CN1301201A Tool ring and a nall machine comprising such tool ring |
| 06/26/2001 | US6250128 Forging die and upset forging method |
| 06/21/2001 | DE19958827A1 Gewindefurcher und dessen Anwendung Forming taps and its application |
| 06/21/2001 | DE19958343A1 Production of a hollow shaft having an outer contour with at least one wave section used in gears comprises processing the inner or outer diameter or at least a flange section of a bowl-like preform by pressure rolling |
| 06/20/2001 | EP1107840A1 Method for producing a gear rack, and a stamping device for carrying out the method |
| 06/20/2001 | EP0810907A4 Two piece pedal rod and method of making same |
| 06/20/2001 | CN1067303C Shrinking method |
| 06/19/2001 | US6248020 Fastener forming machine |
| 06/19/2001 | US6247912 Powder molding device for forming spiral bevel gear |
| 06/19/2001 | US6247346 Method of forming a drive shaft |
| 06/13/2001 | EP1106849A1 Universal joint device and method of manufacturing the device |
| 06/13/2001 | EP1106292A1 Forming tap and its use |
| 06/13/2001 | DE19958846A1 Verfahren zum Herstellen von länglichen Gesenkschmiedestücken A method of producing elongate die forgings |
| 06/07/2001 | WO2001039909A1 Method of manufacturing light-alloy forged wheel and the wheel |
| 06/07/2001 | US20010002548 Method of producing elongated forged articles |