| Patents for B23F 17 - Special methods or machines for making gear teeth, not covered by groups (404) |
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| 04/10/2008 | US20080085166 Manufacturing straight bevel gears |
| 03/27/2008 | WO2008034402A1 Deburring by hobbing with integrated secondary deburring without a smoothing tool |
| 03/20/2008 | US20080066566 Gearwheel unit, transmission having gearwheel unit and gearwheel manufacturing method |
| 03/19/2008 | EP1900954A1 Gearwheel unit, transmission having gearwheel unit and gearwheel manufacturing method |
| 03/19/2008 | CN101144527A Gearwheel unit, transmission having gearwheel unit and gearwheel manufacturing method |
| 02/08/2008 | CA2555652A1 A rotary motor and a method for its manufacture |
| 01/30/2008 | CN100364716C Technology for manufacturing speed reducer |
| 12/13/2007 | US20070283545 Device and method for soft machining of bevel gears and use of the device |
| 12/12/2007 | EP1864739A1 Device and method for green machining bevel gears |
| 11/22/2007 | WO2006083767A3 Multiple operation gear manufacturing apparatus with common work axis |
| 11/07/2007 | EP1850994A1 Device and method for green machining bevel gears |
| 11/01/2007 | WO2007121694A1 Machine tool for machining toothing of work pieces |
| 10/25/2007 | DE202007009624U1 Vorrichtung zur Herstellung von Zahnstangen An apparatus for the production of toothed racks |
| 10/10/2007 | EP1841557A1 Method for producing gear wheels |
| 08/09/2007 | US20070180696 Composite gear and method of manufacturing the same |
| 05/15/2007 | CA2344421C Method of finishing gears, and gear |
| 04/30/2007 | CA2566168A1 Method for fabricating helical gears from pre-hardened flat steel stock |
| 04/26/2007 | WO2007045610A1 Method for producing sliding sleeves |
| 04/04/2007 | CA2560810A1 Method for manufacturing a coupling |
| 02/28/2007 | CN1922419A Composite gear and method of manufacturing the same |
| 08/17/2006 | WO2006084481A1 Device and method for green machining bevel gears |
| 06/15/2006 | WO2006060982A1 Method for producing gear wheels |
| 02/08/2006 | EP1623784A1 Manufacturing method of gear device |
| 02/08/2006 | CN1730214A Manufacturing method of gear device |
| 02/01/2006 | EP1620662A1 Crown gear |
| 01/31/2006 | US6991522 Method of manufacturing asymmetric gear, asymmetric gear, non-circular and asymmetric gear, gear mechanism, and barrel finishing machine |
| 12/01/2005 | US20050266774 Variable rate method of machining gears |
| 11/30/2005 | EP1600236A1 Variable rate method of machining gears |
| 11/30/2005 | CN1701884A Variable rate method of machining gears |
| 09/09/2005 | WO2005083302A1 Composite gear and method of manufacturing the same |
| 06/22/2005 | CN1207124C Combined straight-gear rolling and extruding finish formation equipment and technological process |
| 01/18/2005 | US6842954 Gear tooth and thread grinding machine |
| 01/11/2005 | US6839953 Combination gear hobber, chamfer/debur and shaver apparatus and method |
| 12/01/2004 | CN1177994C Timing gear of automobile engine |
| 11/18/2004 | WO2004099649A1 Crowngear |
| 10/28/2004 | US20040211050 Combination gear hobber, chamfer/debur and shaver apparatus and method |
| 10/07/2004 | DE10305752A1 Production of periodic structures e.g. toothed wheels and toothed arrangements on cylindrical components comprises metal-cutting machining carried out by a succession of hob peeling and shaving without tool exchange in one machine |
| 10/06/2004 | CN1169647C Numerically controlled tooth grinding machine driven by linear servo motor |
| 08/12/2004 | DE10303208A1 Production of conical spur wheels for beveloid automatic ore processing unit in a machine tool, involves producing spur wheels with teeth and head edge breaks formed in separate processing steps using same machine tool |
| 07/06/2004 | US6757949 Combination gear hobber, chamfer/debur and shaver apparatus and method |
| 06/22/2004 | US6752691 Device for smoothing gear wheels |
| 04/08/2004 | US20040064947 Method of manufacturing asymmetric gear, asymmmetric gear, non-circular and asymmetric gear, gear mechanism, and barrel finishing machine |
| 03/31/2004 | EP1146982B1 Method of finishing gears, and gear |
| 03/30/2004 | CA2287202C Processing system for increasing the quality of a gear and a barreling apparatus usable in the same |
| 03/11/2004 | DE10240509A1 Verzahnungs- und Gewindeschleifmaschine Gear cutters and thread grinding machine |
| 03/04/2004 | US20040040133 Gear tooth and thread grinding machine |
| 01/22/2004 | US20040010914 Method for providing assemblies with gearings and profiles |
| 01/22/2004 | DE10230148A1 Verfahren zum Bearbeiten von mittels Wälzfräsen hergestellten Zahnrädern Method for processing produced by hobbing gears |
| 12/31/2003 | WO2004001223A1 Method of replacing the teeth of the slewing ring of an aerogenerator in service and device for same |
| 12/31/2003 | CN1464810A Method for providing assemblies with gearings and profiles |
| 11/13/2003 | US20030210964 Combination gear hobber, chamfer/debur and shaver apparatus and method |
| 10/22/2003 | EP1355087A1 Method of manufacturing asymmetric gear, asymmetric gear, non-circular and asymmetric gear, gear mechanism, and barrel finishing machine |
| 10/15/2003 | CN1124186C Processing system for improving gear quality and rotating drum polishing equipment used in said system |
| 08/27/2003 | CN1119216C Production process of metal rack |
| 07/02/2003 | EP1322445A1 Method for providing assemblies with gearings and profiles |
| 06/11/2003 | EP0758567B1 Method for working members divided into two each having rack teeth |
| 06/04/2003 | CN1110395C Method of finishing gears, and gear |
| 03/21/2003 | WO2002024397A1 Method for providing assemblies with gearings and profiles |
| 03/21/2003 | CA2423131A1 Method for providing assemblies with gearings and profiles |
| 02/11/2003 | US6517395 Drive train with a single diametral pitch pinion driving two gears with different diametral pitches |
| 01/08/2003 | CN1389323A Combined straight-gear rolling and extruding finish formation equipment and technological process |
| 11/19/2002 | US6481307 Bevel gear pair |
| 09/25/2002 | CN1370651A Numerically controlled tooth grinding machine driven by linear servo motor |
| 09/17/2002 | US6449846 Toothed gear manufacturing method |
| 09/12/2002 | DE10148908A1 To shape a tooth and/or profile at a shaft, the shaft is fitted to the electromotor and/or gearing for the tooth/profile to be shaped as a fitted component in mass production |
| 06/06/2002 | WO2002044590A1 Method of manufacturing asymmetric gear, asymmetric gear, non-circular and asymmetric gear, gear mechanism, and barrel finishing machine |
| 05/21/2002 | US6390893 Method of machining gears |
| 04/17/2002 | EP1197283A1 Method for producing and controlling on a fillet gear |
| 04/10/2002 | CN2485081Y Open loop digital error compensator for machining period of hobber |
| 03/13/2002 | CN2481442Y Straight-toothed gear rolling and extrusion combined precision forming device |
| 02/27/2002 | CN1337328A Timing gear ofr automobile engine |
| 02/27/2002 | CN1337288A Manufacture of timing gear for engine in light vehicle |
| 01/08/2002 | US6336777 Face hobbing of hypoid gears using a two-spindle machine |
| 12/12/2001 | CN1326391A Method of finishing gears, and gear |
| 12/05/2001 | CN2463093Y Metal rack punching machine |
| 12/04/2001 | US6324931 Straight bevel gears with improved tooth root area geometry and method for manufacturing forging die for making thereof |
| 11/29/2001 | DE10124779A1 Cutting hypoid gear teeth involves multi-spindle machine whose first and second rotating cutting tools perform coarse and fine hobbing for progressive finish machining. |
| 11/15/2001 | US20010039731 Toothed gear manufacturing method |
| 11/13/2001 | US6315646 Processing system for increasing the quality of a gear and a barreling apparatus usable in the same |
| 10/24/2001 | EP1146982A1 Method of finishing gears, and gear |
| 10/24/2001 | CN1318447A Multiple-workplace micro cutting and extrusion process |
| 10/17/2001 | CN1317390A Technology for manufacturing speed reducer |
| 10/10/2001 | CN1072541C Small integrated machining center |
| 07/24/2001 | US6263571 Toothed gear design and manufacturing method |
| 06/20/2001 | CN1299722A Production process of metal rack |
| 05/23/2001 | EP0952900B1 Machine tool for chamfering the faces of the teeth of toothed wheels or the like |
| 03/28/2001 | CN1063696C Electric spark staggered expansion machining method for fine-pitch involute gear |
| 01/31/2001 | CN1061282C Apparatus and method for machining gear shape |
| 12/26/2000 | US6164880 Method for producing and controlling a fillet on a gear |
| 11/22/2000 | CN2406760Y Electric rolling press |
| 10/26/2000 | DE19918289A1 Toothed workpiece producing process, involving roll milling process in first stage on finishing machine, with workpiece remaining in same clamping device throughout |
| 09/20/2000 | CN2396904Y Gear quantitative cold fine-extrusion working equipment |
| 08/08/2000 | US6099391 Method and apparatus for highly strengthening metal member |
| 08/03/2000 | WO2000044521A1 Device and method for cutting gears using a shank- or finger-type milling cutter |
| 08/03/2000 | DE19903481A1 Vorrichtung und Verfahren zur Herstellung von Verzahnungen Device and method for the preparation of tooth systems |
| 06/27/2000 | US6079090 Numeric-control machine tool for turning and hobbing mechanical parts |
| 06/02/2000 | WO2000030795A1 Method of finishing gears, and gear |
| 05/17/2000 | CN1253055A Processing system for improving gear quality and rotating drum polishing equipment used in said system |
| 04/26/2000 | EP0995530A2 Processing system for increasing the quality of a gear and a barreling apparatus usable in the same |
| 03/07/2000 | US6033287 Method of finishing the hardened teeth of a bevel gear wheel |