| Patents for B23F 5 - Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made (1,441) |
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| 10/08/2008 | CN101282810A Manufacturing straight bevel gears |
| 10/08/2008 | CN101279387A Digital control curved tooth rough milling machine |
| 10/02/2008 | DE102007015357A1 Toothing device for fabricating inner or outer toothed gear wheels, where revs of tool spindle matches a multiple of the workpiece spindle |
| 09/23/2008 | US7426777 Method of producing member having face-geared surface |
| 09/10/2008 | CN100417483C 齿轮磨床 Gear Grinder |
| 09/04/2008 | US20080213055 Universal Machine for the Soft Machining of Bevel Gears and Corresponding Method |
| 09/03/2008 | CN100415427C Rotary clamping device for end face tooth processing of end face tooth part |
| 08/28/2008 | US20080206007 Slotting cutter and inserts for same |
| 08/20/2008 | CN201102141Y Inclination angle adjusting device for working platform of gear shaping machine |
| 08/20/2008 | CN201102109Y Machine tool capable of milling internal and external gear |
| 08/20/2008 | CN201102108Y Automatic chucking mechanism for numerical control gear shaping machine crank axle |
| 08/20/2008 | CN100411806C Numberical control milling-slotting combined machine tool |
| 08/13/2008 | CN201098763Y Special-purpose machine tool for large-scale gear wheel cogging |
| 08/06/2008 | CN100408240C Construction method of multi cylinder milling enveloped single screw compressor tooth face type wire |
| 07/30/2008 | EP1948385A1 Manufacturing straight bevel gears |
| 07/30/2008 | EP1948384A1 Procedure for production of parts that shows cogs |
| 07/30/2008 | CN201091944Y Controlling device for swing platform of tooth milling machine |
| 07/30/2008 | CN100406180C 齿轮磨床 Gear Grinder |
| 07/23/2008 | EP1945396A1 Method for producing sliding sleeves |
| 07/23/2008 | CN201089048Y Hydraulic jig for gear hobbing machine |
| 07/23/2008 | CN201089047Y Upright column structure of gear hobbing machine |
| 07/23/2008 | CN201089046Y Combined blade carrier of gear hobbing machine |
| 07/23/2008 | CN201089045Y Positioning device for mounting rotating grinding tool |
| 07/23/2008 | CN201089015Y External bracket centre of gear hobbing machine |
| 07/22/2008 | US7402007 Method of machining essentially cylindrical gear wheels with internal or external gearing |
| 07/16/2008 | CN100402215C Gear machining equipment |
| 07/09/2008 | CN101214565A Method for processing screw bevel gear |
| 07/09/2008 | CN101214564A Method for processing nonholomic circumference gear and clamp and pinion shaped cutter |
| 07/02/2008 | CN201079874Y Mounting structure for gear hobbing machine indexing worm |
| 06/26/2008 | DE4030789B4 Verfahren und Vorrichtung zur Herstellung eines Hauptrotors Method and apparatus for producing a master rotor |
| 06/25/2008 | CN201076957Y Side-wise adjusting device of gear shaping machine |
| 06/25/2008 | CN201076956Y Slotting cutter chucking fixture capable of changing tools rapidly |
| 06/25/2008 | CN201076951Y Gear foreplaning machine |
| 06/05/2008 | DE102006047343B3 Grinding machine for grinding external-toothed workpiece, has adapter supported rotatably about swivel axis of bearing unit for adapter such that grinding disc is swivelable between grinding position and dressing position about swivel axis |
| 06/04/2008 | CN100391670C Six-shaft and five-linked machine tool for spiral conical gears |
| 05/28/2008 | CN101185982A Gear shaping machine and method for manufacturing or processing gear wheel |
| 05/27/2008 | US7377731 Chamfering cutting tool or grinding wheel and method of making and use thereof |
| 05/21/2008 | CN201061841Y Workpiece pawl of hobbing machine worktable as well as hobbing machine using the pawl |
| 05/21/2008 | CN201061840Y Hobbing machine |
| 05/21/2008 | CN201061839Y Hobbing machine |
| 05/08/2008 | WO2008053769A1 Method and device for detecting tooth matching angle of gear |
| 05/08/2008 | DE102006052474A1 Roller shaping machine for manufacturing or processing gear wheel, has direct drive for moving shaping drive transverse to shaping direction, and measuring system arranged at direct drive and monitoring movement of direct drive |
| 04/29/2008 | US7364391 Manufacturing straight bevel gears |
| 04/29/2008 | CA2510974C Gear grinding machine |
| 04/16/2008 | EP1910002A1 Machine tool |
| 04/10/2008 | US20080085166 Manufacturing straight bevel gears |
| 04/03/2008 | DE102006044738B3 Wälzentgraten mit integriertem Sekundärentgraten ohne Glättwerkzeug With integrated roller deburring Sekundärentgraten without smoothing tool |
| 04/02/2008 | CN101154100A Method for expanding work range of numerical control molded gear grinding machine |
| 03/26/2008 | CN201040329Y Digital control hob backing off grinding machine |
| 03/26/2008 | CN201040328Y Rack processing device |
| 03/19/2008 | EP1796862B1 Device and method for machining gear wheels in a division method with a reduced division time |
| 03/12/2008 | CN101138797A Hobbing cutter and method for processing shaver by using said hobbing cutter |
| 03/11/2008 | US7341501 Gear grinding machine, method for dressing threaded grinding wheel and method for grinding work |
| 02/21/2008 | WO2007139708A3 Method of maintaining a constant grinding process |
| 02/20/2008 | CN201023157Y Rack processing device |
| 02/20/2008 | CN201023156Y Special-purpose lathe for processing rack |
| 02/20/2008 | CN201023155Y Rack processing machine tool |
| 02/20/2008 | CN201023154Y Rack processing equipment |
| 02/20/2008 | CN101126380A Vertical processing method for cylinder body large round end surface internal spline |
| 02/20/2008 | CN101125384A Gear shaping machine with slide board type knife rack |
| 02/13/2008 | CN101121210A Hob complete utilization integrated gear hobbing method |
| 01/30/2008 | CN101112723A Processing method of big dovetail slot |
| 01/23/2008 | CN201009119Y Digitized flee cutter mechanism of numerical control gear hobber |
| 01/02/2008 | CN101096060A Broaching apparatus and method for producing a gear member with tapered gear teeth |
| 12/26/2007 | CN200995308Y Combined machine tool of digital-controlled hobbing |
| 12/26/2007 | CN200995307Y Combined machine tool of digital-controlled hobbing |
| 12/25/2007 | US7310863 De-burring apparatus for a hobbing machine |
| 12/12/2007 | EP1864739A1 Device and method for green machining bevel gears |
| 12/12/2007 | EP1395764B1 Ring gear |
| 12/12/2007 | CN101085482A Broaching apparatus and method for producing a gear member with tapered gear teeth |
| 12/12/2007 | CN101085481A Device and method for soft machining of bevel gears and use of the device |
| 12/12/2007 | CN101085480A Tooth direction shaping gear hobbing processing technique |
| 12/06/2007 | WO2007139708A2 Method of maintaining a constant grinding process |
| 11/28/2007 | CN200981141Y Milling device for long axis right cone gear |
| 11/28/2007 | CN100351524C Method for designing a profile enveloped by multi straight lines of engagement pair for single screw compressor |
| 11/21/2007 | CN200977581Y Clamp device for axial gear workpiece |
| 11/21/2007 | CN200977577Y High precision numerically controlled gear shaping machine |
| 11/21/2007 | CN101076423A Device and method for machining gear wheels in division method with reduced division time |
| 11/15/2007 | DE102006022288A1 Toothed workpiece manufacturing method for use with cylindrical hob, involves pivoting toothing tool around pivoting axis for relative movement and rolling movement between toothing tool and toothed workpiece along axis of rotation of tool |
| 11/14/2007 | CN101069935A High-modulus gear-profile generating processing method |
| 11/07/2007 | CN200970658Y Turnover device for sector gear shaper |
| 11/07/2007 | CN101066584A Grinder dresser for gear grinding |
| 11/07/2007 | CN101066578A Digital cutter moving mechanism for gear hobbing machine |
| 11/01/2007 | WO2007121694A1 Machine tool for machining toothing of work pieces |
| 10/25/2007 | US20070248427 Method for milling splines |
| 10/17/2007 | CN200960624Y Bidirectional screw opposing knife groove gear milling clamp |
| 10/17/2007 | CN200960620Y Feeding mechanism for digital control gear milling machine |
| 10/17/2007 | CN200960569Y Upper lifting device for gear shaper knife shaft |
| 10/17/2007 | CN200960567Y Automatic stroke adjusting device of digital control gear shaper |
| 10/17/2007 | CN100343003C Machine and method for producing bevel gears |
| 10/04/2007 | DE102005061613B4 Werkzeugmaschine zum Bearbeiten von Verzahnungen Machine tool for machining of gears |
| 09/26/2007 | CN200951476Y Long rack processing apparatus |
| 09/19/2007 | CN200948518Y Secondary tool setting piece clamping device for small-modulus numeric control gear hobbing machine |
| 09/13/2007 | DE102007006139A1 Entgratungsvorrichtung für eine Walzfräsmaschine Deburring device for a rolling mill |
| 09/05/2007 | CN101028659A Method for monitoring grinder coolant nozzle setting |
| 09/05/2007 | CN101028658A Gear grinding machine, finishing method for grind wheel with screw thread, and grinding cutting workpiece method |
| 08/30/2007 | US20070202774 Gear grinding machine, method for dressing threaded grinding wheel and method for grinding work |
| 08/30/2007 | DE102006061759A1 Toothed grinding machine for grinding processes comprises a numerically-controlled device having a control unit for positioning a profile grinding wheel |
| 08/22/2007 | CN101020263A Gear rack machine |
| 08/22/2007 | CN101020262A Gear rack machining apparatus |