| Patents for B23F 21 - Tools specially adapted for use in machines for manufacturing gear teeth (1,733) |
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| 07/01/2010 | WO2010073848A1 Barrel-shaped threaded tool for machining internally toothed gear |
| 07/01/2010 | WO2010073681A1 Insert for cutting and interchangeable knife edge-type gear cutting tool using same |
| 07/01/2010 | WO2010072280A1 Hob |
| 07/01/2010 | WO2010045926A3 Internal broaching tool |
| 07/01/2010 | DE102008063858A1 Werkzeugmaschine und Verfahren zur Herstellung von Verzahnungen Machine tool and method for the preparation of tooth systems |
| 07/01/2010 | DE10104410B4 Schleifschnecke zum Wälzschleifen von Zahnrädern Grinding wheel for generating grinding of gears |
| 06/30/2010 | EP2202020A1 Universal tool and inserts for milling splines and a method for milling splines |
| 06/29/2010 | US7744447 Abrasive disc |
| 06/29/2010 | CA2517724C Method, bar blade, and use thereof for milling spiral bevel gears and hypoid gears |
| 06/24/2010 | WO2010069554A1 Machine tool and method for producing gearing |
| 06/24/2010 | DE102009016257A1 Wälzfräser Hobs |
| 06/16/2010 | EP2196275A1 Barrel worm-shaped tool |
| 06/16/2010 | CN101085482B Broaching apparatus and method for producing a gear member with tapered gear teeth |
| 06/09/2010 | CN201500830U Hard-alloy soft tooth surface arc-shaped tooth bevel gear milling cutter |
| 06/09/2010 | CN101722336A Universally usable bar cutter head and use thereof |
| 06/09/2010 | CN101134256B Double-circular arc harmonic wave gear hobbing cutter |
| 06/09/2010 | CN101024271B Machine tool and cutting tool for the machine tool |
| 06/08/2010 | US7731832 abrasive grain electrodeposition step of immersing base, with plating surface pointed upward, in plating solution, in which abrasive grains having larger specific gravity than plating solution are dispersed, to deposit abrasive grains on plating surface, hollow particle electrodeposition step |
| 06/03/2010 | WO2010060596A1 Method for machining the flanks of substantially cylindrical gearing having modified crowning, in a diagonal rolling method |
| 06/02/2010 | DE10027528B4 Innen-Räumwerkzeug An internal broach |
| 06/02/2010 | CN201493567U Ratchet tooth broach of ratchet wrench |
| 06/02/2010 | CN101439461B Technique for producing and processing chamfering tool for cylindrical gear double-side tooth profile |
| 06/02/2010 | CN101108432B Gear cutter and molding method of the same |
| 05/27/2010 | WO2010058005A1 Device and forming of working gears using a conical hob |
| 05/27/2010 | DE102008037578A1 Vorrichtung und Verzahnen von Werkrädern mit einem konischen Wälzfräser Apparatus and gear cutting of factory wheels with a conical Hobs |
| 05/26/2010 | CN201483091U Klingenberg system cycloid contour bevel gear milling cutter in double-metal structure |
| 05/19/2010 | EP2186591A1 Cutter head and method for producing same |
| 05/19/2010 | CN201471014U Hard-alloy fine-pitch gear hob |
| 05/12/2010 | CN201455458U Heavy-duty shaving machine cutter for processing spiral bevel gears |
| 05/12/2010 | CN101704133A Manufacturing method of rocker shaft gear sector of negative ratio redirector |
| 05/06/2010 | WO2010049256A1 Method for producing bevel gears having hypocycloidal teeth in a continuous partial method using a corresponding face milling cutter |
| 05/06/2010 | US20100111629 Universally usable bar cutter head and use thereof |
| 05/05/2010 | EP2181790A1 Method for producing bevel gears with hypocycloid toothing by face milling using a corresponding face mill cutter |
| 05/05/2010 | EP2181789A1 Universally usable spiral bevel gear face milling tool and use of same |
| 05/05/2010 | CN201446313U Pre-grind hob for machining hard tooth surface gear |
| 05/05/2010 | CN201446312U Fabricating type large spiral bevel gear and pinion milling cutter |
| 04/29/2010 | WO2010045927A1 Internal broaching tool |
| 04/29/2010 | WO2010045926A2 Internal broaching tool |
| 04/29/2010 | DE102008053156A1 Innenräumwerkzeug Innenräumwerkzeug |
| 04/28/2010 | EP2180072A1 Cemented carbide material and tool |
| 04/21/2010 | EP2177295A1 Surface-coated cutting tool |
| 04/21/2010 | CN201439143U Radial feeding taper shank nonstandard worm gear hob |
| 04/21/2010 | CN101695773A Invertible forming dual-cutter gear milling cutter |
| 04/15/2010 | DE102008053155B3 Innenräumwerkzeug Innenräumwerkzeug |
| 04/13/2010 | US7695353 Grinding wheel |
| 04/07/2010 | EP2172294A1 Method and apparatus for forming spiral groove by cutting |
| 04/07/2010 | EP2170559A2 Tooth flank polishing tool, and use thereof |
| 03/24/2010 | CN101678489A Tool for improved chip flow |
| 03/24/2010 | CN101678467A Surface-coated cutting tool |
| 03/24/2010 | CN100595013C Double circular arc harmonic wave wheel gear shaped cutter |
| 03/18/2010 | WO2010029975A1 Helical broach for roughing |
| 03/10/2010 | CN101664830A Hob cutter with a coating and method for coating hob cutter |
| 03/05/2010 | CA2675805A1 Hob cutter with a coating and method for coating a hob cutter |
| 03/02/2010 | US7670211 Rotating polishing tool |
| 02/18/2010 | WO2010019955A2 Method and apparatus for honing a workpiece and a workpiece |
| 02/17/2010 | EP2152459A1 Tool for improved chip flow |
| 02/17/2010 | CN201405140Y Involute spline push broach |
| 02/17/2010 | CN201405139Y Compound material arc bevel gear scraping tool |
| 02/04/2010 | DE202009015537U1 Werkzeug Tool |
| 02/03/2010 | CN201394680Y Double-cut hobbing cutter |
| 01/28/2010 | US20100022174 Grinding tool and method for fabricating the same |
| 01/27/2010 | CN100584493C Hard alloy accurately-processed finger-type milling tool and process technique |
| 01/13/2010 | CN201380337Y Machine clamped and dislocated gear molding fine milling cutter |
| 01/13/2010 | CN101623783A Grinding wheel finishing device for helical bevel gear grinding machine |
| 01/12/2010 | CA2454829C Vitrified superabrasive tool and method of manufacture |
| 01/06/2010 | CN201376123Y Milling cutter and tooth processing device for metal sealing washer provided with same |
| 01/05/2010 | CA2411810C Internal broach |
| 12/30/2009 | CN201371292Y Two-dimensional fine-adjustment diamond pen collet |
| 12/29/2009 | US7637803 Combination of knife block and knife sharpener with guard |
| 12/23/2009 | CN201366556Y Chucking appliance for processing gear form of gear shaft |
| 12/17/2009 | US20090311063 Tool arrangement for the production of helical teeth in gear wheels |
| 12/17/2009 | DE10116259B4 Verfahren und Vorrichtung zum Erzeugen von Hinterlegungen an Zahnflanken Method and apparatus for generating deposits on tooth flanks |
| 12/16/2009 | CN201361749Y Internal broach used for gear |
| 12/16/2009 | CN201361748Y One-step forming big broach of annular gear |
| 12/10/2009 | DE4340608B4 Schneidmesser und Verwendung von Schneidmessern zur Erzeugung von Zähnen von Spiralkegelrädern und Hypoid-Zahnrädern oder Ritzeln Cutter and use of cutting blades to generate teeth of spiral bevel and hypoid gears or sprockets |
| 12/09/2009 | CN201357266Y Gear hob |
| 12/02/2009 | CN201353672Y Outward push-pull cutter |
| 12/02/2009 | CN101590549A Process for machining large-modulus few-tooth worm gears on hobbing machines by use of flying cutters |
| 11/18/2009 | EP1497085B1 Gear hobbing cutter system |
| 11/18/2009 | CN101579759A Method for processing three-row sprocket tooth form of marine engine |
| 11/11/2009 | CN201342533Y Indexable mechanically-clamped gear semi-milling cutter |
| 11/11/2009 | CN201342532Y Indexable mechanically-clamped gear-forming roughing milling cutter |
| 11/11/2009 | CN100558493C Hobbing cutter and method for processing shaver by using said hobbing cutter |
| 11/04/2009 | EP2113322A1 Surface film member, process for rpoducing the surface covering member, cutting tool, and machine tool |
| 10/28/2009 | CN101564779A Assembled non-relief grinding small modulus spiral bevel gear cutter |
| 10/21/2009 | CN100551593C Method for processing nonholomic circumference gear and clamp and pinion shaped cutter |
| 10/14/2009 | CN101557897A Surface film member, process for rpoducing the surface covering member, cutting tool, and machine tool |
| 10/13/2009 | CA2473958C High wear resistant hard film |
| 10/01/2009 | DE19964396B4 Verfahren und Vorrichtung zum Erzeugen von Hinterlegungen an Zahnflanken von innen. Method and apparatus for generating deposits on tooth flanks of internally. oder außenverzahnten Werkrädern or externally toothed drive wheels |
| 09/24/2009 | US20090238654 Deburring by hobbing with integrated secondary deburring without a smoothing tool |
| 09/17/2009 | US20090233526 Apparatus and method for the prototype and small-batch production of gear wheels |
| 09/16/2009 | CN201309032Y Positive rake angle large module gear rough milling cutter |
| 09/09/2009 | CN201304528Y Cutter device for processing lining end surface tooth shape |
| 09/09/2009 | CN101524774A Technological method for milling long rack tooth form |
| 09/09/2009 | CN100537099C Two tooth-difference cycloid bobbing cutter |
| 09/03/2009 | DE202009009138U1 Fräs- oder Schleifwerkzeug Milling or grinding tool |
| 09/02/2009 | CN101518843A Method and apparatus for working a screw rotor, end mill for working , and method of manufacturing a screw compressor |
| 08/27/2009 | DE102007038935B4 Stabmesserkopf und entsprechende Werkzeugmaschine Bar cutter head and corresponding machine tool |
| 08/27/2009 | DE102006042468B4 Scheibenförmiges Fräswerkzeug A disc-shaped milling tool |
| 08/26/2009 | CN101513684A Method for operating a dovetail grinding machine |