| Patents for B23F 1 - Making gear teeth by tools of which the profile matches the profile of the required surface (496) |
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| 11/08/2012 | DE102012005562A1 Method for manufacturing internally toothed wheel, involves removing wheel portion from tubular intermediate portion, and forming internal teeth on wheel portion |
| 10/25/2012 | DE102011015447A1 Verzahnmaschine Gear cutting |
| 10/25/2012 | DE102011002222A1 Machine tool for internal and external machining of annular or tubular workpiece, has machine base with horizontally arranged, horizontally rotatable machine rotary table for receiving workpiece |
| 10/24/2012 | EP2514546A1 Gear cutting machine, end mill and profile trimming method |
| 10/18/2012 | US20120263549 Gear machining machine |
| 10/18/2012 | DE102011017411A1 Verzahnmaschine, Fingerfräser und Verfahren zum Formfräsen Gear cutting, end mill and method for form milling |
| 10/10/2012 | CN102717154A Milling head apparatus for horizontal milling machines |
| 10/03/2012 | EP2505291A2 Gear cutting machine |
| 09/13/2012 | US20120230791 Method and apparatus for manufacturing bevel gears |
| 08/29/2012 | CN102649185A Method for measuring and testing a workpiece and gear cutting machine |
| 08/28/2012 | US8251620 Method and system to manufacture oriented internal and external gear teeth |
| 08/08/2012 | CN202367280U Structure of multi-groove columnar piece milling equipment |
| 07/25/2012 | CN202344050U Numerical control gear milling machine for extension epicycloid bevel gear |
| 07/25/2012 | CN102601457A Method for machining worm gear hob tooth profile by means of relief grinding |
| 07/18/2012 | CN102596470A Gear machining machine |
| 07/18/2012 | CN101774048B Bevel gear machining method |
| 07/11/2012 | CN202317808U 滚齿机 Hobbing |
| 07/11/2012 | CN101118006B Apparatus and method for strengthening gear teeth |
| 07/04/2012 | CN102528171A Numerical-control efficient cycloid tooth-shaped grinding machine |
| 05/23/2012 | CN101954515B Gear shaping method by using Y54 gear shaper |
| 04/26/2012 | WO2012052367A1 Tooth milling cutter and method for milling the teeth of toothed gear elements |
| 04/26/2012 | WO2012052058A1 Milling head for a gear cutting machine and method for producing gear teeth |
| 04/26/2012 | CA2812861A1 Tooth milling cutter and method for milling the teeth of toothed gear elements |
| 04/25/2012 | EP2442937A1 Method and tool device for profile milling |
| 04/25/2012 | CN101733482B 基于加工精度指标标定的圆弧端齿数控加工方法 Index-based calibration precision CNC machining methods arc end teeth |
| 03/28/2012 | EP2433734A1 Milling machine for producing gears |
| 03/22/2012 | US20120072009 Methods and apparatus for generating control data for forming a tooth of a spur gear toothing by milling a workpiece at a machine tool |
| 03/22/2012 | US20120072008 Methods and apparatus for generating control data for the formation of a tooth flank by milling a workpiece on a machine tool |
| 02/16/2012 | US20120040126 Blank of a Machine Component Comprising Teeth, and Method of Producing Such a Machine Component |
| 02/16/2012 | DE102010039251A1 Rohling eines Maschinenbauteils, das Zähne umfasst, sowie Herstellungsverfahren eines solchen Maschinenbauteils Blank of a machine component, comprising teeth, as well as production process of such a machine component |
| 02/08/2012 | EP2271455B1 Machining head |
| 01/26/2012 | WO2012011392A1 Gear grinding machine and gear grinding method |
| 12/21/2011 | EP2397249A1 Method for processing a cog, workpiece with cog and machine tool |
| 12/14/2011 | CN202070832U 一种齿条加工设备 One kind of processing equipment rack |
| 11/30/2011 | CN202052992U 一种数控成形砂轮磨齿机 One kind of CNC forming grinding machine |
| 11/16/2011 | CN202037380U Special machine tool for gear grinding process and special tool setting frame |
| 11/10/2011 | WO2011140004A1 Cradle for machining of large pinions |
| 11/09/2011 | CN202028837U Milling head device for horizontal milling machine |
| 11/03/2011 | US20110268522 Internal gear grinding machine |
| 10/13/2011 | US20110250029 Method for machining the flanks of substantially cylindrical gearing having modified crowning, in a diagonal rolling method |
| 09/28/2011 | CN102198542A Novel rack machining machine tool |
| 09/22/2011 | DE102010005435B4 Verfahren zum Schleifen eines Profils eines Werkstücks A method for grinding a profile of a workpiece |
| 09/14/2011 | EP1412549B1 Bundle drawn stainless steel fibers |
| 09/14/2011 | CN102179569A Self-powered gear hobbing machine |
| 08/17/2011 | CN102151907A Method for grinding a workpiece section |
| 08/17/2011 | CN102151906A Self-provided power type gear grinding machine |
| 07/28/2011 | DE102010005435A1 Verfahren zum Schleifen eines Profils eines Werkstücks A method for grinding a profile of a workpiece |
| 07/27/2011 | EP2347847A1 Method for grinding a workpiece section |
| 07/14/2011 | DE102010021668A1 Werkzeugkopf Tool head |
| 07/05/2011 | US7972197 Grinding machine for grinding of a gear |
| 06/09/2011 | WO2011067949A1 Gear machining machine |
| 06/01/2011 | CN201848609U Device for machining ultra-large gear |
| 05/12/2011 | DE102009048416B3 Verzahnungsschleifmaschine Gear Grinding Machine |
| 04/28/2011 | DE102009050167A1 Method for operating periodically working machine i.e. roller shaping machine, involves controlling working machine by coupling device, and considering forces acting on drive from motion of guide axis for deriving motion of successive axis |
| 04/28/2011 | DE102009050154A1 Method for operating processing machine for processing toothed wheel, involves implementing correction of movement of drive based on mechanical parameter of another drive or machine in addition to coupling of drive movement |
| 04/13/2011 | EP2308626A1 Gear grinding machine |
| 04/13/2011 | CN102015181A Machine tool for incorporating gear teeth into the inner side of an annular workpiece |
| 04/13/2011 | CN102015180A Machining head |
| 04/13/2011 | CN101219490B Numerical control method of large-mode number high-efficiency high-accuracy multi-station adjustable numerical control gear milling 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 |
| 03/10/2011 | US20110058911 Machine tool for incorporating gear teeth into the inner side of an annular workpiece |
| 02/09/2011 | EP2280798A1 Machine tool for incorporating gear teeth into the inner side of an annular workpiece |
| 02/03/2011 | US20110027031 Processing Head |
| 01/26/2011 | CN101954515A Gear shaping method by using Y54 gear shaper |
| 01/12/2011 | EP2271455A1 Machining head |
| 12/29/2010 | CN101585100B Cold precision forming technique of helical-spur gear and device thereof |
| 12/23/2010 | WO2010144929A1 Method and tool device for profile milling |
| 12/16/2010 | DE102007040894B4 Werkzeug und Verfahren zum diskontinuierlichen Profilschleifen Tools and methods for discontinuous profile grinding |
| 12/15/2010 | EP2260964A1 Method and device for manufacturing an internal gear |
| 12/08/2010 | CN101530937B Method for aligning, online detecting and correcting of gearwheel |
| 12/02/2010 | DE102009023830B3 Method for operating hard finishing machine for hard finishing of work piece having profile to be finished, involves finishing work piece incorporated on work piece spindle with tool |
| 12/02/2010 | DE102009023275A1 Verzahnmaschine Gear cutting |
| 12/01/2010 | EP2255910A1 Gear cutting machine |
| 12/01/2010 | CN101898331A Gear cutting machine |
| 11/24/2010 | EP2253406A1 Method for processing a cogwheel |
| 11/03/2010 | CN101254557B Method and system to manufacture oriented internal and external gear teeth |
| 10/28/2010 | US20100272534 Method of dressing barrel worm-shaped tool, dressing apparatus, and internal-gear grinding machine |
| 10/05/2010 | US7809463 Numerically controlled machining apparatus |
| 10/05/2010 | US7807018 Etching apparatus for use in manufacture of flat panel display device and manufacturing method using the same |
| 09/30/2010 | US20100247260 Machine tool for the production of teeth on workpieces and method for the production of teeth on a workpiece by means of a machine tool |
| 09/29/2010 | CN101524774B Technological method for milling long rack tooth form |
| 09/22/2010 | CN201586892U Reading device for mounting angles of numerical control spiral bevel gear milling machine |
| 09/15/2010 | CN201579496U Gear broaching machine brake gear box |
| 08/19/2010 | DE102009008910A1 Method for operating work piece on teethed machine for manufacturing interlocked passage, involves removing material from work piece |
| 08/18/2010 | CN101462186B Fixing method in gear shaping process of shaft part |
| 08/11/2010 | CN101367142B Mechanism for automatically regulating stroke length and travel range position of gear shaping machine |
| 07/14/2010 | CN101774048A Bevel gear machining method |
| 06/30/2010 | EP2202020A1 Universal tool and inserts for milling splines and a method for milling splines |
| 06/16/2010 | CN101733482A Method for digital control processing of arc-shaped end teeth based on calibration of machining accuracy indexes |
| 06/02/2010 | EP2191107A1 Electromagnetic actuating apparatus |
| 06/02/2010 | CN101412129B Computing formula for processing rocker shaft eccentric toothed sector of numerical control gear shaping machine and processing method |
| 05/26/2010 | CN101712086A Method for machining conical surface of high-precision spiral bevel gear |
| 05/19/2010 | CN201471012U Tool holder device hanging on beam of horizontal milling machine |
| 05/12/2010 | CN201461864U Single-worm engaging mechanism with reducing generatrix secondary envelope single-worm molded line |
| 05/12/2010 | CN201455697U Fast positioning fixture for gear grinding |
| 03/30/2010 | CA2635019C A kind of gear pair for power transmission in speed increaser or reducer and its forming method |
| 03/17/2010 | CN201423476Y Horizontal milling machine rack processing device |
| 03/17/2010 | CN201423472Y Face gear broaching fixture device |
| 02/18/2010 | US20100041320 Method and apparatus for honing a workpiece and a workpiece |
| 02/09/2010 | CA2292857C Face gear manufacturing method and apparatus |