| Patents for B23F 21 - Tools specially adapted for use in machines for manufacturing gear teeth (1,733) |
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| 03/05/2015 | US20150063927 Tool and a cutting insert for power skiving |
| 03/05/2015 | US20150059930 Groove manufacturing method |
| 03/03/2015 | US8967925 Machine tool |
| 02/26/2015 | WO2015025329A1 Involute helical gear cutter |
| 02/26/2015 | US20150053526 Method and tool for producing a coupling with a flat bottom and central protrusion |
| 02/25/2015 | EP2839914A2 Gear machining apparatus |
| 02/24/2015 | US8961075 Milling tool as well as set of milling inserts of a milling tool |
| 02/19/2015 | WO2015021565A1 Machine for machining workpieces |
| 02/12/2015 | US20150043985 Gear machining apparatus |
| 02/10/2015 | US8950301 Skiving tool comprising cutter bars |
| 02/04/2015 | CN204135487U 一种成型齿形车刀 A molded tooth Cutters |
| 02/04/2015 | CN103071864B 平面二次包络环面蜗杆传动镶齿可转位蜗轮滚刀 Plane double enveloping worm gear indexable inserts worm hob |
| 01/28/2015 | CN204122861U 分体式滚刀 Split hob |
| 01/28/2015 | CN204122860U 延伸外摆线等高齿锥齿轮铣刀刀体装置 Extended Epicycloid contour bevel gear cutter blade device |
| 01/28/2015 | CN204122859U 用于内齿齿顶倒圆角的复合插齿刀 Internal teeth for composite rounded top shaper cutters |
| 01/22/2015 | DE102013109981A1 Wälzschälverfahren und zugehörige Vorrichtung Hob peeling and associated apparatus |
| 01/22/2015 | DE102009030376B4 Präzisionsschleifmaschine zur Bearbeitung von gerad- und schrägverzahnten Stirnrädern Precision grinding machine for machining spur and helical gears |
| 01/21/2015 | CN204108480U 端面齿加工刀具 End tooth cutting tool |
| 01/21/2015 | CN204108475U 一种滚齿机去毛刺刀具 One kind of hobbing deburring tool |
| 01/15/2015 | WO2015005269A1 Gear-use polishing body |
| 01/14/2015 | CN204094259U 一种指状成型铣齿刀组 One kind of finger forming milling cutter group |
| 01/14/2015 | CN104279209A 成形铣削的花键装置和用于制造该装置的成形铣削过程 Spline means forming milling and molding apparatus for manufacturing the milling process |
| 01/14/2015 | CN102059406B 通过共用倒角工具表面滚铣准双曲面齿轮齿顶修缘半径 Chamfering tool surface by sharing hypoid gear hobbing repair addendum edge radius |
| 01/08/2015 | WO2015000652A1 Apparatus for smoothing a toothing system and production process |
| 01/07/2015 | CN204075409U 谐波齿轮滚刀 Harmonic Gear |
| 01/07/2015 | CN102648068B 以连续成形法来生产具有内摆线齿的锥齿轮的方法 Continuous molding process to produce bevel gear teeth have hypocycloidal method |
| 01/06/2015 | US8926232 Milling tool as well as segment therefor |
| 12/31/2014 | CN101870010B 连接刀具轮与刀具固定装置的装置 Device is connected cutter wheel and tool fixtures |
| 12/25/2014 | US20140377022 Cutter head and use thereof |
| 12/24/2014 | CN204035707U 摇臂轴扇齿专用梳齿刀具 Rocker shaft dedicated fan gear comb tool |
| 12/17/2014 | CN204018884U 滚刀 Hob |
| 12/10/2014 | CN203992677U 一种高齿双导程蜗轮滚刀 A high-gear dual-lead worm hob |
| 12/10/2014 | CN203992676U 弧形齿锥齿轮铣刀 Curved bevel gear cutter |
| 12/10/2014 | CN104191047A 分体式滚刀 Split hob |
| 12/10/2014 | CN102814555B 一种起动齿轮的倒角加工设备及加工方法 One kind of starting gear chamfering apparatus and processing method |
| 12/09/2014 | US8905825 Container for storing knifes, utensils, and the like having integral blade sharpener |
| 11/11/2014 | US8882414 Method and system for milling a bevel gear tooth system in a continuous miling process |
| 11/06/2014 | US20140328637 Method for masking and coating cutting tool and cutting tool having wear-resistant coating in selected locations |
| 10/23/2014 | US20140314504 Power skiving tool for power skiving gear teeth on a crown wheel workpiece |
| 10/14/2014 | US8859115 Cemented carbide material for surface coated gear cutting tool and surface coated gear cutting tool |
| 10/07/2014 | US8851962 Barrel-shaped threaded tool for machining internal gear |
| 10/02/2014 | DE102013015240A1 Vorrichtung und Verfahren zum Anfasen eines Werkstücks Apparatus and method for chamfering a workpiece |
| 09/23/2014 | US8840444 Method for machining the flanks of substantially cylindrical gearing having modified crowning, in a diagonal rolling method |
| 09/18/2014 | DE102013004397A1 Verfahren zum Bearbeiten verzahnter Werkstücke, Bearbeitungseinheit dafür und mit einer solchen Bearbeitungseinheit ausgerüstete Werkzeugmaschine Method for machining workpieces toothed, processing unit therefor and equipped with such a machine tool machining unit |
| 09/16/2014 | US8834076 Side-milling cutter, in particular for machining toothing systems |
| 08/28/2014 | DE19933137B4 Schneidwerkzeug Cutting tool |
| 08/21/2014 | US20140234043 Method for processing gear and cutter for processing gear |
| 08/21/2014 | DE102007029876B4 Verfahren, Räumwerkzeug sowie Räummaschine zur Formung sowie Herstellung eines Innenzahnradelements Method, broach and broaching machine for shaping and producing an inner gear member |
| 08/19/2014 | US8807890 Face hob hypoid gear tooth top-land radius by common chamfer tool |
| 08/13/2014 | EP2763811A1 System for the internal broaching of a cylindrical bore |
| 08/07/2014 | DE102013100681A1 Zahnradfräser Gear cutter |
| 08/06/2014 | CN203751449U 径向剃齿刀 Radial shaving cutter |
| 08/06/2014 | CN103962654A 用于磨削具有抵触轮廓的带齿工件的刀具 The tool used for grinding conflict has toothed workpiece contour |
| 07/30/2014 | EP2759365A2 Gear milling cutter |
| 07/30/2014 | EP2759364A2 Tool for grinding toothed work pieces with collision contour |
| 07/30/2014 | CN203738162U 一种双圆弧修正摆线齿轮滚刀 A dual arc correction cycloidal Gear |
| 07/30/2014 | CN203738161U 转接式杆式蜗轮滚刀 Transfer type rod worm hob |
| 07/24/2014 | US20140206269 Tool for Grinding Toothed Workpieces Having Collision Contours |
| 07/24/2014 | DE102013001197A1 Werkzeug zum Schleifen von verzahnten Werkstücken mit Kollisionskontur Tool for grinding toothed workpieces with collision contour |
| 07/23/2014 | CN103934513A 一种摆线齿锥齿轮的加工方法 A processing method bevel gears cycloid |
| 07/22/2014 | US8784767 Polycrystalline diamond and method of manufacturing the same |
| 07/17/2014 | US20140199921 Method for manufacturing screw-shaped tool |
| 07/16/2014 | CN203712013U 一种内齿轮推刀装置 An internal gear push knife device |
| 07/16/2014 | CN103920941A 齿轮铣刀装置 Gear cutter device |
| 07/16/2014 | CN103920940A 加工蜗杆用旋铣头 Processing worm spin Head |
| 07/16/2014 | CN102744466B 大型圆柱齿轮数控开齿机 Large cylindrical gear CNC opened machine |
| 07/09/2014 | CN101870009B 用于除去端面切制的工件齿轮上的次生毛刺的方法和装置 Method and apparatus for removing the workpiece gear end of the secondary cutting burr |
| 07/03/2014 | WO2014104245A1 Cutting insert and rotary cutting tool with replaceable blade edge |
| 07/02/2014 | CN203679452U 一种粗精加工一体式滚刀 An unrefined finishing integrated hob |
| 07/02/2014 | CN103894681A 用于齿轮铣刀装置的刀片 For blade gear cutter device |
| 06/25/2014 | CN203664843U 矩形花键滚刀 Rectangular spline hob |
| 06/25/2014 | CN203664842U 用于轴类零件渐开线外花键的去毛刺刀 Bayonet to the hair shaft parts for involute external spline |
| 06/25/2014 | CN103878447A 精密大型分装式复合渐开线内齿轮拉刀及其刃磨方法 Precision dispensing large composite involute Gear broaches and sharpening method |
| 06/19/2014 | WO2014093411A1 Gear cutter with radial adjustability of square or rectangular stick blades |
| 06/18/2014 | CN103862116A Novel diamond rolling quilting gear combined broach |
| 06/11/2014 | CN203636107U 三维肋管加工机床 Three-dimensional ribbed tube processing machines |
| 06/10/2014 | US8747798 Polycrystalline diamond and method of manufacturing the same |
| 06/10/2014 | US8747030 Tool head |
| 06/04/2014 | EP2737969A1 Cutting insert and rotating cutting tool |
| 06/04/2014 | CN203621651U 径向剃齿刀 Radial shaving cutter |
| 06/04/2014 | CN203621650U 径向剃齿刀用梳槽刀 Radial shaving cutter knife with a comb slot |
| 06/04/2014 | CN203621649U 锥柄插齿刀坯料 Taper shank shaper cutters blank |
| 06/04/2014 | CN203621648U 锥柄插齿刀 Taper shank shaper cutters |
| 06/04/2014 | CN103831666A Aarrangement for controlling process of rotary chip removing machining of workpiece, and cutting tool |
| 06/04/2014 | CN103831599A Machining method for hardened face gear |
| 06/04/2014 | CN103831481A Optimization method for positive rake angle gear hob |
| 06/04/2014 | CN102689056B Formed milling cutter for chain wheels |
| 05/22/2014 | WO2014078174A1 Dual-hand cutter head for gear manufacture |
| 05/22/2014 | WO2014075651A2 Method for determining the flank face contour of a hob peeling tool, hob peeling tool and use thereof |
| 05/22/2014 | US20140141699 Screw-shaped grindstone for grinding gears and method for grinding gears |
| 05/22/2014 | DE102012022439A1 Verfahren zur Bestimmung der Freiflächenkontur eines Wälzschälwerkzeuges, Wälzschälwerkzeug und dessen Verwendung Method for determining the free surface contour of a Wälzschälwerkzeuges, Wälzschälwerkzeug and its use |
| 05/21/2014 | EP2732894A1 Method for manufacturing screw-shaped tool |
| 05/21/2014 | EP2732893A1 Screw-shaped grindstone for grinding gears and method for grinding gears |
| 05/21/2014 | CN203599654U 三角花键插齿刀 Triangle spline interpolation cutter |
| 05/15/2014 | WO2014074495A1 Gear cutter with radial adjustability of stick blades |
| 05/13/2014 | US8721403 Knife storage and sharpening apparatus |
| 05/07/2014 | CN203578945U 内刃插齿刀 Inner edge shaper cutters |
| 05/07/2014 | CN103769691A 创新型剃齿、倒角、倒棱组合刀盘 Innovative shaving, chamfering, chamfering cutter combination |
| 04/30/2014 | CN203565998U Structure for machining spiral bevel gear on general six-axis numerically-controlled machine tool |
| 04/30/2014 | CN103752955A Three-dimensional ribbed tube machining machine tool |