| Patents for B21H 1 - Making articles shaped as bodies of revolution (2,244) |
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| 01/07/2004 | CN1466496A Method of forming cold diametrally reducing roll for metal pipe and metal pipe formed by the method |
| 01/06/2004 | US6672122 Apparatus and method for conditioning the outer flanges of a vehicle wheel |
| 01/02/2004 | EP1372903A1 Method for producing a deep rolling roller, and deep rolling roller |
| 01/02/2004 | EP1011894B1 Roll-formed bearing race and process for producing the same |
| 12/18/2003 | US20030229987 Method for producing ring members and a device for performing the method |
| 12/11/2003 | US20030226387 Orbiting roller groover for pipe |
| 11/27/2003 | US20030217578 Apparatus and method for conditioning the outer flanges of a vehicle wheel |
| 11/19/2003 | EP1362652A1 Flow-turning method and device for forming a hub without cutting |
| 11/18/2003 | US6647839 Method of forming an integral tubular projection in a work by spinning and a product produced by the same |
| 11/12/2003 | EP1181119B1 Method and device for flow turning |
| 11/12/2003 | CN1454732A Cylinder apparatus and method for producing bar used in cylinder device |
| 11/12/2003 | CN1454731A Method for producing ring-shape member and device for realizing same |
| 11/12/2003 | CN1454729A Band-pulley formation method and apparatus |
| 11/05/2003 | EP1358953A1 A method for producing ring members and a device for performing the method |
| 10/30/2003 | WO2003089159A1 Orbiting roller groover for pipe |
| 10/30/2003 | US20030200657 Method and device for forming pulley |
| 10/30/2003 | CA2482642A1 Orbiting roller groover for pipe |
| 10/29/2003 | EP1356878A2 Method and device for forming pulley |
| 10/08/2003 | EP1253984B1 Method and a press cylinder device for producing a hollow body |
| 10/08/2003 | CN1446646A Circular metal structure, its mfg. method and prodn. equipment |
| 10/01/2003 | EP1348498A2 Circular-shaped metal structure, method of fabricating the same, and apparatus for fabricating the same |
| 10/01/2003 | EP1347849A1 Flospinning method and device for carrying out flospinning |
| 09/25/2003 | US20030177802 Circular-shaped metal structure, method of fabricating the same, and apparatus for fabricating the same |
| 09/24/2003 | EP1346801A1 Metal ring inputting and outputting device |
| 09/18/2003 | DE10219441C1 Machine tool for the production of inner/outer roller bearing and gear rings ready for grinding, from tubular or solid workpieces, uses a combination of lathe turning and profile roller shaping in series and/or in parallel |
| 09/17/2003 | CN1442250A Processing technology of ring shaped parts |
| 09/16/2003 | US6620262 Method of manufacturing inner and outer races of deep groove ball bearing in continuous annealing furnace |
| 09/12/2003 | WO2003013938A3 Rack gear and method of making same |
| 09/11/2003 | US20030171198 Method for producing a deep rolling roller, and deep rolling roller |
| 09/09/2003 | US6615632 Parting tool |
| 09/03/2003 | EP1339511A1 Method and device for the continuous production of workpieces from an unprofiled longitudinal section and use thereof |
| 08/20/2003 | EP1336438A1 Method of forming cold diametrally reducing roll for metal pipe and metal pipe formed by the method |
| 08/12/2003 | CA2324730E Method and apparatus for reducing slot width in slotted tubular liners |
| 07/29/2003 | US6598443 Blind bore hub and method of forming |
| 07/23/2003 | EP1328358A1 Method of reducing slot width in slotted tubular liners |
| 06/17/2003 | US6579579 Container made of a light metal alloy and process for its manufacture |
| 06/10/2003 | CA2248548C Vehicle wheel |
| 06/03/2003 | US6572447 Method of forming a base body for a diamond bit |
| 05/20/2003 | US6565683 Method for processing billets from multiphase alloys and the article |
| 04/17/2003 | US20030071145 Fuel injection valve for internal combustion engines, and a method for producing same |
| 04/10/2003 | WO2002081119A8 A cold rolling method and apparatus for forming annular pieces |
| 04/08/2003 | US6543139 Machining tool for manufacturing radial bearings, and manufacturing apparatus and manufacturing method using the same |
| 04/02/2003 | EP0925130B1 Mill for producing axially symmetric parts |
| 04/01/2003 | US6539765 Rotary forging and quenching apparatus and method |
| 03/27/2003 | US20030057039 Brake shoe formed of sheet metal and method of producing the same |
| 03/25/2003 | US6536314 Device for continuous chipless separation of single identical rings from tubular workpieces |
| 03/25/2003 | US6536253 Slotting method, slotting device, and method of manufacturing metal sheet brake shoe by slotting |
| 03/25/2003 | US6536111 Process for spin forming a vehicle wheel |
| 03/20/2003 | WO2003022485A1 Device for producing a rotationally symmetrical transmission part comprising a hub |
| 03/20/2003 | WO2003022483A1 Device for producing a shaped body that has a concentric hub |
| 03/20/2003 | CA2458039A1 Device for producing a shaped body that has a concentric hub |
| 03/13/2003 | DE10160038C1 Rotary-symmetrical component manufacturing process, for making gears, involves reducing thickness of disk-shaped hub region, displacing material to increase external diameter |
| 02/26/2003 | EP1042091B1 Point contact densification of sintered metal powder |
| 02/20/2003 | WO2003014596A1 Crankshaft damper with integral pulse ring and method for production |
| 02/20/2003 | WO2003013938A2 Rack gear and method of making same |
| 02/06/2003 | US20030024345 Crankshaft damper with integral pulse ring and method |
| 01/30/2003 | US20030019269 Method and a press cylinder device for producing a hollow body |
| 01/28/2003 | US6511558 Hot rolling |
| 01/22/2003 | EP1276577A1 A reinforcement device |
| 01/21/2003 | US6508094 Internally-toothed member, and method and apparatus for molding same |
| 01/21/2003 | CA2254250C Hardened steel pin, pin and washer fastener, washer for fastener, and pin-making method |
| 01/15/2003 | EP1275449A1 A method for producing a wheel rim for a vehicle |
| 01/09/2003 | US20030005739 Method and apparatus for producing a rotationally symmetric component |
| 01/07/2003 | US6502444 Method of forming a cylindrical portion of a sheet metal member having a center hole |
| 01/02/2003 | US20030000069 Method for producing a shaft and a device containing a shaft of this type |
| 01/02/2003 | EP1270111A1 Method and device producing a rotationally symmetrical object |
| 12/12/2002 | US20020184767 Gear part and method for forming a gear part |
| 12/11/2002 | EP1263539A1 Component with a hub, and non-cutting production method therefor |
| 11/28/2002 | WO2002078897A1 Method for producing a deep rolling roller, and deep rolling roller |
| 11/28/2002 | CA2410808A1 Method for producing a deep rolling roller, and deep rolling roller |
| 11/27/2002 | CN1381319A Dividing tandem mill for steel ball blanks |
| 11/26/2002 | US6484547 Sheet metal member and method of manufacturing the member |
| 11/26/2002 | US6484401 Gear part and method for forming a gear part |
| 11/21/2002 | DE10122595A1 Querwalzmaschine Cross rolling machine |
| 11/21/2002 | DE10122594A1 Querwalzmaschine Cross rolling machine |
| 11/20/2002 | CN2520964Y Serial specific hot-rolling hole type roll apparatus |
| 11/13/2002 | EP1256399A1 Cross rolling mill |
| 11/13/2002 | EP1256398A1 Cross rolling mill |
| 11/06/2002 | EP1253984A1 Method and a press cylinder device for producing a hollow body |
| 10/23/2002 | CN1376094A Internal spun hub and method of making same |
| 10/17/2002 | WO2002081119A1 A cold rolling method and apparatus for forming annular pieces |
| 10/15/2002 | US6463659 Multi-stage pulley and production method thereof |
| 10/03/2002 | US20020139161 Rotary forging and quenching apparatus and method |
| 09/12/2002 | US20020126930 Method of finishing the land of the outer ring of a bearing and a bearing |
| 08/28/2002 | EP0938391B1 Method and machine for making a finned body |
| 08/28/2002 | CN2507581Y Serial special hot-rolled hole type roll device |
| 08/20/2002 | US6436209 Method of producing a road wheel for a track vehicle |
| 08/20/2002 | US6434991 Flow-forming method and apparatus |
| 08/20/2002 | US6434988 Tool controlling apparatus |
| 08/14/2002 | CN1089042C Manufacture of poly-V-grooved pulley |
| 08/06/2002 | US6427329 Method of forming a hub with blind bore |
| 08/06/2002 | US6427328 Method for producing a one-part vehicle wheel |
| 07/17/2002 | EP1222042A1 Internal spun hub and method of making same |
| 07/16/2002 | US6418767 Round die type form rolling apparatus |
| 07/11/2002 | WO2002053307A1 Flospinning method and device for carrying out flospinning |
| 07/11/2002 | DE10106999C1 Behälter aus einer Leichtmetalllegierung und Verfahren zu seiner Herstellung Container made of a light metal alloy and process for its preparation |
| 07/10/2002 | EP1221492A2 Light alloy container and method for its production |
| 07/04/2002 | US20020086177 Container made of a light metal alloy and process for its manufacture |
| 06/27/2002 | DE10059021A1 Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Werkstücken aus einem unprofilierten Längsprofil sowie deren Verwendung Method and apparatus for the continuous production of workpieces from an unprofiled longitudinal profile and the use thereof |
| 06/26/2002 | CN1086747C Production method of spinning ring for ring spinning machine |