| 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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| 11/03/2011 | US20110268524 Apparatus and method for cutting teeth in workpieces and associated tool set |
| 11/03/2011 | US20110268523 Hob peeling device and method |
| 11/02/2011 | EP2383073A1 Internal gear grinding machine and method for dressing a barrel shape spiral grinding tool |
| 11/02/2011 | EP2383064A1 Internal gear processing method |
| 10/27/2011 | WO2011133255A2 Cutting machine for gears, splines, & other shapes |
| 10/27/2011 | US20110262239 Method of controlling machine tool and machine tool |
| 10/27/2011 | US20110262238 Method for Producing Bevel Gears Having Hypocycloidal Teeth in the Continuous Indexing Method Using a Corresponding Face Cutter Head |
| 10/27/2011 | DE102010028032A1 Machine tools i.e. gear cutting machine, for processing workpiece, has support structure and mounting structure directly or indirectly attached or formed at machine bed, where tie rod interconnects mounting structure and support structure |
| 10/26/2011 | CN202015882U Hobbing device |
| 10/20/2011 | WO2011129008A1 Gear machining method |
| 10/19/2011 | EP2377648A1 Internal gear grinding machine |
| 10/19/2011 | CN102223978A Method for machining the flanks of substantially cylindrical gearing having modified crowning, in a diagonal rolling method |
| 10/12/2011 | CN102211234A Method for hobbing disc cylindrical gear type spiral involute gear |
| 10/11/2011 | US8033767 Centrifugally-cast tube and related method and apparatus for making same |
| 10/06/2011 | WO2011121822A1 Gear processing machine |
| 10/05/2011 | EP2370227A1 Device and forming of working gears using a conical hob |
| 10/05/2011 | CN102207185A Involute straight tooth cylinder profile shifted gear with modification coefficient changing gradually and axially and manufacturing method |
| 10/05/2011 | CN101704133B Manufacturing method of rocker shaft gear sector of negative ratio redirector |
| 09/28/2011 | EP2368660A1 Method of controlling machine tool and machine tool |
| 09/28/2011 | EP2367656A1 Machine tool and method for producing gearing |
| 09/15/2011 | WO2011111808A1 Threaded electrodeposition tool and gear processing method using threaded electrodeposition tool |
| 09/15/2011 | DE202011050054U1 Wälzschälwerkzeug mit Messerstäben Wälzschälwerkzeug with knife bars |
| 09/14/2011 | CN201969961U 推土机链轮毂全自动插齿机 Bulldozer sprocket hub automatic slotting machine |
| 09/14/2011 | CN102179570A Method for processing cycloid-involute spiral bevel gears and solid cutter |
| 09/14/2011 | CN102179569A Self-powered gear hobbing machine |
| 09/14/2011 | CN101474696B Method for grinding straight-cut gear on spline shaft grinding machine |
| 08/31/2011 | CN201950300U 能准确定位的滚齿刀架回转装置 Can accurately locate the hobbing tool holder rotary device |
| 08/31/2011 | CN201950295U 风力发电机轴承齿圈数控加工专用机床 Wind Turbine Bearing ring NC specific machine |
| 08/25/2011 | WO2011101405A1 Multi-spindle hobbing machine |
| 08/24/2011 | EP2358494A1 Method for machining the flanks of substantially cylindrical gearing having modified crowning, in a diagonal rolling method |
| 08/18/2011 | WO2011047957A4 Method for hard fine machining of the flanks of a gear wheel |
| 08/18/2011 | DE102010001316A1 Method for manufacturing large gear wheel by machine cutting processing for wind turbine, involves preclearing tooth space between adjacent teeth by sawing by using belt saw and milling tooth geometry by disk miller |
| 08/17/2011 | CN102158138A Self-powered gear shaping machine |
| 08/17/2011 | CN102152087A Technique for processing 9,000-millimeter-diameter dissection gear of rotary kiln, and special hobbing machine |
| 08/17/2011 | CN102151909A Large-scale numerical control gear machining machine tool |
| 08/17/2011 | CN102151908A Gear shaping device of wandering star wheel |
| 08/17/2011 | CN102151906A Self-provided power type gear grinding machine |
| 08/11/2011 | WO2011096104A1 Gear shaping machine |
| 08/10/2011 | CN201922133U 回转窑9000mm直径剖分式齿轮加工滚齿机 9000mm diameter rotary kiln split gear hobbing machining |
| 08/03/2011 | CN201913322U 一种超大花键轴的加工装置 An large machining apparatus splined shaft |
| 07/28/2011 | DE102010005935A1 Verfahren zur Auslegung eines Profilschleifprozesses Method for designing a profile grinding process |
| 07/27/2011 | CN102133663A Gear hobbing method for protecting hobbing cutter during hobbing of spline shaft |
| 07/27/2011 | CN101526129B Helical involute gear and processing method thereof |
| 07/20/2011 | CN102126055A Splined hole hobbing centering fixture |
| 07/20/2011 | CN102126053A Gear grinding processing method |
| 07/13/2011 | EP1992439B1 Precision grinding machine |
| 06/30/2011 | DE102009059277A1 Method for machining designing of spur gearing in working gear with cylindrical basic shape, involves providing machining tool with conical shape, where machining tool is driven in rotating manner around rotation axis |
| 06/22/2011 | CN201871818U Large hydraulic main-driving cutting total closed-loop numerical control gear shaper |
| 06/15/2011 | CN201862861U Small modulus internal gear pull broaching device |
| 06/15/2011 | CN102091829A Method for processing gearbox shifting gear |
| 05/25/2011 | CN201841324U Tooling for machining annular gears by aid of shaping machine |
| 05/25/2011 | CN102069238A Double-index function of innovative technically improved hobbing machine |
| 05/25/2011 | CN102069237A Push-broaching molding process of gear part of ring gear |
| 05/25/2011 | CN102069236A Novel micro taper gear slotting machine |
| 05/18/2011 | CN201833082U Hobbing knife rest rotary device capable of being accurately positioned |
| 05/18/2011 | CN201833079U Gear shaping machine |
| 05/18/2011 | CN201833078U Gear shaping machine |
| 05/18/2011 | CN102059409A Method for manufacturing super-long and high-precision shaft gear |
| 05/18/2011 | CN102059402A Full closed-loop numerical control gear shaper for large-scale hydraulic main drive cutting |
| 05/18/2011 | CN101596624B Diagonal rolling cut three-axis numerical control hobbling machine |
| 05/11/2011 | CN102049569A Steering arm splined shaft toothing processing technology |
| 05/11/2011 | CN101678487B Vibration-suppressing mechanism for gear-shaping machine |
| 05/05/2011 | WO2011010209A8 A working machine for making gears |
| 05/04/2011 | EP2029306B1 Machine tool for machining toothing of work pieces |
| 04/28/2011 | WO2011048975A1 Method of machining gear tooth surface |
| 04/28/2011 | WO2011047957A1 Method for hard fine machining of the flanks of a gear wheel |
| 04/27/2011 | EP2314404A1 Method for hard fine processing of the tooth flanks of a gear wheel |
| 04/27/2011 | CN102029444A Gear grinding tool and method of using gear grinding tool |
| 04/27/2011 | CN102029440A Processing method using single-sided hobbing inverse bevel gear of hobbing machine |
| 04/27/2011 | CN101708565B Device and method for machining double-cutterhead milling teeth |
| 04/14/2011 | WO2011043225A1 Device and method for measuring tooth surface run-out, device and method for moulding grinding tool, and method for aligning teeth in a gear wheel grinding device |
| 04/13/2011 | EP2308639A1 Precision grinding machine for precision grinding of a workpiece |
| 04/13/2011 | EP2308638A1 Precision grinding machine for precision grinding of a workpiece |
| 04/13/2011 | EP2308627A1 Precision grinding machine for precision grinding of a workpiece |
| 04/13/2011 | CN102009232A Processing technology for forming spline |
| 04/06/2011 | EP2200776B1 Method for operating a gear hobber comprising a motor drive for applying a retaining force to a drum |
| 03/31/2011 | WO2011036791A1 Device for phasing threaded grinding stone |
| 03/31/2011 | WO2011036790A1 Method of phasing threaded grinding stone, as well as device therefor |
| 03/31/2011 | WO2011036789A1 Method of phasing threaded grinding stone, as well as gear grinding machine |
| 03/31/2011 | DE102010041633A1 Zahnradschleifwerkzeug und Verfahren zur Verwendung eines Zahnradschleifwerkzeugs Gear grinding tool and process for the use of a gear grinding tool |
| 03/31/2011 | DE102009045137A1 Verfahren zur Herstellung einer Innenverzahnung und Bauteil mit Innenverzahnung A process for preparing an internal gear with internal toothing and component |
| 03/30/2011 | CN201776529U Hydraulic anti-backlash mechanism for reciprocating motion of cutter shaft of numerical-control gear shaper |
| 03/23/2011 | CN201769063U Double-thread worm pair driving work table |
| 03/16/2011 | CN101985183A Hobbing cutter rest rotating device capable of locating accurately |
| 03/09/2011 | CN101983813A Air trunk structure used for electric tool |
| 03/03/2011 | WO2011024626A1 Internal gear machining method and internal gear machining device |
| 03/02/2011 | EP2024123B1 Method of maintaining a constant grinding process |
| 02/23/2011 | CN101979202A Face gear numerical control machining device and machining method |
| 02/16/2011 | CN101704134B Variable-angle reversing mechanism on face gear shaping machine dividing tooth transmission chain |
| 02/16/2011 | CN101085481B Device and method for soft machining of bevel gears and use of the device |
| 02/10/2011 | WO2011017301A1 Method and tool for manufaturing face gears |
| 02/09/2011 | CN201735886U Handheld tool |
| 02/03/2011 | WO2011013516A1 Method for machining internally toothed gear and method for dressing tool used for same |
| 02/02/2011 | CN201728437U Fully automatic end tooth broaching fixture of heavy-duty car transmission shaft end face tooth flange yoke |
| 02/02/2011 | CN101961803A Single-screw compressor screw, method for forming one long-straight bus 1 by star wheel meshed auxiliary gear side moulded line and tool |
| 02/02/2011 | CN101961802A Method for forming single screw compressor tooth surface mold line enveloped by poly-cylindrical mill with non-equal length |
| 02/02/2011 | CN101961801A Hobbing equipment for face gear |
| 01/27/2011 | WO2011010210A1 Machine for making gears |
| 01/27/2011 | WO2011010209A1 A working machine for making gears |
| 01/19/2011 | CN201711763U Big pillar for numerical control gear hobbing machine |