| Patents for B21H 5 - Making gear wheels (1,111) |
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| 12/14/2006 | WO2006131352A2 Surface compression of a toothed section using iterative calculation |
| 12/14/2006 | WO2006131349A2 Sintered gear element featuring locally selective surface compression |
| 12/14/2006 | WO2006131348A2 Blank geometry of an undersized gear made of sintered material |
| 12/14/2006 | DE102005027055A1 Process to manufacture teeth on a gear cog by cutting preform and sintering processes |
| 12/14/2006 | CA2611677A1 Hardness and roughness of a toothed section from a surface-densified sintered material |
| 12/14/2006 | CA2611672A1 Surface-densified toothed section from a sintered material and having special tolerances |
| 12/14/2006 | CA2611669A1 Work piece having different qualities |
| 12/14/2006 | CA2611667A1 Automotive component comprising a toothed section having asymmetrical surface compression |
| 12/14/2006 | CA2611664A1 Surface compression of a toothed section |
| 12/14/2006 | CA2611625A1 Sintered toothed element with locally selective surface densification |
| 12/14/2006 | CA2611597A1 Blank geometry of an undersized gear made of sintered material |
| 12/07/2006 | US20060272375 Method for producing an inner contour with an internal arbor acting on the inside wall of a workpiece |
| 12/07/2006 | DE19541955B4 Walzmaschine Rolling machine |
| 12/06/2006 | EP1727634A1 Method and device for producing an externally profiled gearing element |
| 11/23/2006 | WO2006122337A1 Method for producing a chain wheel |
| 11/21/2006 | US7137312 Gear wheels roll formed from powder metal blanks |
| 11/16/2006 | WO2006120790A1 Form rolling tool for spline machining and method of manufacturing the same |
| 11/09/2006 | DE10062002B4 Verfahren zum Drückwalzen sowie Drückwalzvorrichtung A method of spin forming and spin forming apparatus |
| 10/25/2006 | EP1713600A1 Device and method for producing tooth-like profiled sections on workpieces |
| 10/11/2006 | CN1845844A Machine element |
| 09/27/2006 | EP1704938A1 Method for manufacturing a slip joint assembly with coated splines |
| 09/26/2006 | US7111395 Method for densifying teeth of a gear wheel |
| 09/06/2006 | CN1829578A Method of manufacturing part with internal gear and rolling machine |
| 08/31/2006 | DE10244483B4 Profilwalzmaschine mit Kraftrahmen zum Walzen mit außenverzahnten Rundwalzwerkzeugen Roll forming machine with force frame for rolling with external gear round rolling dies |
| 08/30/2006 | EP1694452A1 Method for producing a toothed gear |
| 08/24/2006 | DE10334982B4 Verfahren und Vorrichtung zur Herstellung eines rotationssymmetrischen Hohlkörpers Method and apparatus for manufacturing a rotationally symmetrical hollow body |
| 07/27/2006 | US20060162409 Coldforming machine |
| 07/13/2006 | DE10317506B4 Verfahren zum Herstellen eines hohlen Werkstücks und nach dem Verfahren hergestelltes hohles Werkstück Method produced for manufacturing a hollow workpiece and the procedure hollow workpiece |
| 07/06/2006 | US20060144111 Method of manufacturing part internal gear and rolling machine |
| 07/06/2006 | DE102005056470A1 Profiling cylindrical bodies with grooves, e.g. for clutch plate carriers and toothed belt disks, uses a roller shaping action to emboss and/or compress the surface with material build-up at the corner |
| 06/29/2006 | WO2006066525A1 Method for producing longitudinal grooves in cylindrical workpieces |
| 06/21/2006 | CN1791687A Method and apparatus for strengthening of powder metal gears by ausforming |
| 06/15/2006 | US20060123865 Sheet metal member having an annular peripheral wall and a method of thickening an annular peripheral wall of the member |
| 06/14/2006 | CN1787891A Method and device for machining edge regions of cylindrical hollow bodies |
| 06/14/2006 | CN1787890A A device for forming tooth form of sprocket gear for power transmission apparatus of cahinless bicycle |
| 06/01/2006 | DE102004053501B3 Kaltwalzmaschine und Kaltwalzverfahren Cold rolling machine and cold rolling process |
| 05/31/2006 | EP1661638A2 Method and device for precision rolling of rotationally symmetric workpieces |
| 05/31/2006 | EP1660363A1 Machine element |
| 05/30/2006 | US7051611 Method for producing a shaft and device containing one such a shaft |
| 05/30/2006 | US7051565 Cold forming machine |
| 05/24/2006 | EP1268102B1 Gear wheels roll formed from powder metal blanks |
| 05/23/2006 | US7047781 Sheet metal member having an annular peripheral wall and a method of thickening an annular peripheral wall of the sheet metal member |
| 05/17/2006 | CN1772942A Nickel-saving RE-containing austenitic stainless steel and its prepn |
| 05/10/2006 | EP1438153B1 Method for forming powder metal gears |
| 05/09/2006 | US7040131 Cold forming tool, machine and method |
| 05/04/2006 | WO2006045566A1 Cold rolling machine and cold rolling method |
| 03/29/2006 | EP1640085A1 Burnishing gear |
| 03/23/2006 | WO2006030709A1 Hollow power transmission shaft |
| 03/23/2006 | US20060059968 Automatic rolling machine with flat chasers |
| 03/22/2006 | EP1507610B1 Automatic rolling machine with flat chasers |
| 03/16/2006 | US20060054631 Insertion device particularly for automatic rolling machines |
| 03/02/2006 | DE102004041022A1 Werkzeugmaschine, Kaltwalzmaschine und Verfahren zur Reinigung von Werkzeugmaschinenbereichen Tool machine, cold rolling machine and method for cleaning machine tool areas |
| 02/28/2006 | US7004826 Device for smoothing gear wheels |
| 02/16/2006 | DE10066177B4 Werkzeug und Verfahren zum Querwalzen von Verzahnungen sowie Verfahren zur Herstellung eines Walzwerkzeuges Tool and method for transversely rolling of gears as well as methods for the preparation of a rolling die |
| 02/09/2006 | DE102004035153A1 Rolled steel rod useful in cold rolling, especially in chip-free cold forming includes data selection storage elements for bar-,cold rolling machine-, rolling process- and workpiece parameters |
| 02/08/2006 | CN1730214A Manufacturing method of gear device |
| 02/01/2006 | EP1621269A1 Method of manufacturing part with internal gear and rolling machine |
| 02/01/2006 | EP1163064B8 Method for roll forming gears |
| 01/24/2006 | CA2255643C Gears |
| 01/04/2006 | EP1611260A2 Method and apparatus for strengthening of powder metal gears by ausforming |
| 11/17/2005 | WO2005092538A8 Method and device for producing an externally profiled gearing element |
| 11/16/2005 | EP1163064B1 Method for roll forming gears |
| 11/10/2005 | DE102004018209A1 Shaft with rounded projections around its circumference, especially for an electromotor, is shaped by two tools with structured surfaces which compress the shaft surface while hot or cold |
| 10/26/2005 | EP1303368B1 Method for producing a shaft and device containing one such shaft |
| 10/19/2005 | CN1223417C Method of rolling worm gear and worm gear |
| 10/13/2005 | DE102004014863A1 Verfahren und Vorrichtung zur Herstellung eines außen profilierten Getriebeteils Method and device for producing a profiled outer gear part |
| 10/12/2005 | EP1509348B1 Automatic rolling machine comprising an insertion device |
| 10/06/2005 | WO2005092538A1 Method and device for producing an externally profiled gearing element |
| 10/05/2005 | EP1582277A1 Device for smoothing gears |
| 09/29/2005 | DE102004010444A1 Production of an inner contour used in the production of hollow wheels, sliding bushings, switching bushings and coupling bodies comprises inserting a prefabricated workpiece into a die, pressing and subjecting to an axial stamp |
| 09/15/2005 | DE4315503B4 Verfahren zum Herstellen eines hohlen Werkstücks, das wenigstens innen gerade oder schräg zur Werkstückachse profiliert ist A method of manufacturing a hollow workpiece that is at least inside straight or angled profiled to the workpiece axis |
| 09/14/2005 | EP1574286A1 Working method and device for the burnishing of gears |
| 09/07/2005 | EP1263539B1 Non-cutting production method for a component with a hub |
| 08/18/2005 | WO2005075125A1 Device and method for producing tooth-like profiled sections on workpieces |
| 08/18/2005 | US20050181714 Device for smoothing gear wheels |
| 08/18/2005 | US20050181710 Working method and device for smoothing gearwheels |
| 08/17/2005 | CN1655892A Insertion device particularly for automatic rolling machines |
| 08/17/2005 | CN1655891A Automatic rolling machine with flat chasers |
| 08/04/2005 | US20050166654 Method of forming internal gear, and internal gear |
| 07/28/2005 | DE19620812B4 Verfahren zum Herstellen eines rotationssymmetrischen Körpers A method for producing a rotationally symmetrical body |
| 07/27/2005 | CN1644266A Extruding method for teeth of gearing blanks |
| 07/12/2005 | US6915673 Method of rolling worm gear and the worm gear |
| 06/30/2005 | WO2005058524A1 Method for producing a toothed gear |
| 06/30/2005 | US20050138980 Worm shaft and method for manufacturing the same |
| 06/28/2005 | US6910451 Valve timing control system and method of producing valve timing control system |
| 06/16/2005 | DE10349901A1 Method for creation of toothed outer surface of camshaft, comprising use of heat and pressure |
| 06/08/2005 | EP1341625B1 Method for roller spinning and a corresponding roller spinning device |
| 05/25/2005 | DE202005004804U1 Manufacturing device for producing a profile on the inside of a pipe comprises a cantilever with an embossing roller mounted on its end and a counter roller that moves along the pipe exterior in a synchronized manner |
| 05/11/2005 | EP1529579A1 Flat thread rolling die |
| 04/26/2005 | US6883358 Method of producing sliding sleeves for gearshift mechanisms |
| 04/07/2005 | WO2004082872A3 Method and apparatus for strengthening of powder metal gears by ausforming |
| 03/31/2005 | DE10341156A1 Maschinenelement Machine element |
| 03/23/2005 | CN1597172A Gear composed of polymer material and metal and its production method |
| 03/22/2005 | US6868606 Method and apparatus for making a rotation-symmetrical gear member |
| 03/17/2005 | WO2005023623A1 Machine element |
| 03/16/2005 | EP1161315A4 Method and apparatus for densifying powder metal preforms |
| 03/16/2005 | CN1593807A Cold precise forming technology and equipment of spur gear |
| 03/02/2005 | EP1509348A1 Insertion device particularly for automatic rolling machines |
| 02/23/2005 | EP1507610A2 Automatic rolling machine with flat chasers |
| 02/22/2005 | CA2158761C Method for work-hardening by rolling a component |