| Patents for B23F 23 - Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines (3,080) |
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| 05/20/1999 | WO1999024204A1 Loader for sprocket wheels and method to automatically position double-toothing sprocket wheels using the loader |
| 05/18/1999 | US5904457 Detecting tool wear by thermal monitoring of workpiece |
| 05/11/1999 | US5901454 Method of meshing gears |
| 05/04/1999 | US5899645 Machine tool for bevelling of tooth flanks of a gear |
| 04/21/1999 | CN1214778A Method of evaluating workpiece for machining |
| 04/20/1999 | US5895180 Method of determining cutting blade positional errors in face hobbing cutters |
| 04/07/1999 | EP0906171A1 Apparatus for precision grinding face gears |
| 03/31/1999 | EP0904878A2 Gear working device with a workpiece loading device |
| 03/23/1999 | US5885038 Machine for finishing the tooth flanks of gear-shaped workpieces with an internal gear tool |
| 03/18/1999 | WO1999012702A1 Chip removal apparatus for machine tool |
| 03/18/1999 | WO1999012688A1 Method of determining cutting blade positional errors in face hobbing cutters |
| 03/16/1999 | US5883482 Method and apparatus for controlling a drive in a machine tool |
| 03/11/1999 | WO1999011413A1 Method of meshing gears |
| 03/03/1999 | EP0899047A2 Horizontal hobbing machine with chip conveyor |
| 02/24/1999 | EP0897772A2 Device for chamfering and deburring frontal tooth ends of gears |
| 01/13/1999 | EP0890144A1 Method of evaluating a workpiece for machining |
| 01/12/1999 | US5857896 Method and device for the fine machining of spur or helical gear wheels |
| 01/12/1999 | US5857894 Grinding machine for the grinding of spur or helica gear--wheels |
| 01/12/1999 | CA2161782C Method of dressing a threaded grinding wheel |
| 12/24/1998 | DE19726345A1 Cog processing method |
| 10/20/1998 | US5823857 Apparatus and method for precision grinding of face gears |
| 10/15/1998 | WO1998045077A2 Device for manufacturing parts with an outer profile |
| 10/07/1998 | EP0739500B1 Control process |
| 09/29/1998 | US5813806 Hobbing machine |
| 09/02/1998 | EP0861135A1 Machine tool for the processing of rotating tools by means of a tool driven in synchronization with a work piece |
| 08/19/1998 | EP0858377A1 Machine tool for bevelling of tooth flanks of a gear |
| 08/11/1998 | US5791840 Method of producing a crown wheel |
| 07/15/1998 | EP0852982A1 Method for rotationally driving gear material when hob machining is performed, and gear |
| 06/23/1998 | CA2016730C Grinding wheel for producing internal profilings |
| 06/02/1998 | US5761067 Evaluating a toothed work piece for machining based on accumulated pitch variation |
| 05/14/1998 | DE19646189A1 Numerically-controlled machine tool for cog spline manufacture |
| 04/21/1998 | CA2079334C Multi-functional measurement system |
| 04/14/1998 | US5738569 Threaded grinding wheel, and method of dressing |
| 02/12/1998 | WO1998005461A1 Machine tool for the processing of rotating tools by means of a tool driven in synchronization with a work piece |
| 02/12/1998 | WO1998005460A1 Machine tool for bevelling of tooth flanks of a gear |
| 02/12/1998 | DE19631675A1 Werkzeugmaschine zum Abdachen von Zahnflanken eines Zahnrades Machine tool for chamfering of tooth flanks of a gear |
| 02/12/1998 | DE19631673A1 Werkzeugmaschine zur Bearbeitung umlaufender Werkstücke mittels eines synchron zum Werkstück angetriebenen Werkzeugs Machine tool for machining workpieces by means of a revolving synchronously with the workpiece power tool |
| 02/12/1998 | DE19631620A1 Alignment errors compensation device e.g. for workpiece on machine tool |
| 01/27/1998 | US5711642 Front-loading rotary ring cutter |
| 01/22/1998 | WO1998002268A1 Apparatus and method for improved precision grinding of face gears |
| 01/15/1998 | DE19627457A1 Non play drive unit for rotary table |
| 01/14/1998 | CN1170376A Front-loading rotary ring cutter |
| 01/07/1998 | EP0816015A1 Method and device for supplying the areas of cooperation between an abrasive tool and a workpiece with cooling lubricants |
| 12/31/1997 | WO1997049523A1 Detecting tool wear by thermal monitoring of workpiece |
| 12/25/1997 | CA2208771A1 A process and an apparatus for supplying the interface between an abrasive tool and a workpiece with cooling lubricant |
| 12/09/1997 | US5695390 Finishing machines for internal spline tooth surfaces |
| 11/25/1997 | CA2037658C Method for recording removal of material during precision finishing of pre-profile work pieces |
| 10/30/1997 | WO1997039856A1 Apparatus for precision grinding face gears |
| 10/09/1997 | WO1997037290A1 Method of evaluating a workpiece for machining |
| 10/09/1997 | CA2250033A1 Method of evaluating a workpiece for machining |
| 10/08/1997 | EP0799106A2 Front-loading rotary ring cutter |
| 10/01/1997 | EP0602038B1 Method of and apparatus for machining spur and helical gears |
| 09/03/1997 | EP0576661B1 Adjusting arrangement |
| 09/03/1997 | CN1158580A Method of producing tooth flank surface modifications |
| 09/02/1997 | US5662438 Method for producing continuous corrections in hypoid gears |
| 08/27/1997 | EP0693016B1 Method of producing a crown wheel |
| 07/29/1997 | US5651721 Method for the precision working of gears with an internally toothed tool, which for dressing remains in the precision working machine |
| 07/23/1997 | EP0784525A1 Method of producing tooth flank surface modifications |
| 07/08/1997 | US5645467 Method for the precision machining of gear-wheels |
| 06/12/1997 | DE19625520C1 Precision finishing process for spur wheel gear clamped on workpiece spindle |
| 06/11/1997 | EP0496391B1 Semiconductor memory device |
| 06/03/1997 | US5634250 Hobbing accessory for vertical milling machine |
| 05/21/1997 | EP0580597B1 Rotary ring cutter |
| 04/30/1997 | DE19625370C1 Grinding machine for continuous roller grinding of spur wheel gears |
| 04/29/1997 | US5624301 Method and mechanism for the grinding of groove-shaped external profiles on work pieces |
| 04/01/1997 | US5615982 Gear finishing apparatus |
| 02/19/1997 | CN1143341A Threaded grinding wheel, method of dressing, and grinding workpiece therewith |
| 02/18/1997 | CA2147597C Rotary ring cutter having coolant distribution and discharge means |
| 01/30/1997 | WO1996019310A3 Front-loading rotary ring cutter |
| 01/22/1997 | EP0374139B1 Multi-axis bevel and hypoid gear generating machine |
| 01/02/1997 | EP0750538A1 Threaded grinding wheel, method of dressing, and grinding a workpiece therewith |
| 12/17/1996 | CA2108123C Rotary ring cutter |
| 12/11/1996 | EP0614406B1 Gear hobbing machine |
| 12/10/1996 | CA2113702C Apparatus and method for machining a gear shape |
| 12/03/1996 | US5580298 Method of producing tooth flank surface modifications |
| 11/21/1996 | DE19518483A1 Machine tool for face-side machining of gears |
| 11/14/1996 | WO1996035542A1 Bevel gear pair |
| 11/12/1996 | US5573449 Threaded grinding wheel, method of dressing, and grinding a workpiece therewith |
| 10/30/1996 | EP0739500A1 Control process |
| 10/08/1996 | US5562372 Method and a machine for manufacturing gears |
| 10/08/1996 | CA2146623A1 Machine tool with temperature compensation |
| 10/08/1996 | CA2123573C Gear hobbing machine |
| 10/08/1996 | CA2117072C Method of and apparatus for machining spur and helical gears |
| 09/19/1996 | DE19500801A1 Method of truing honing or similar tool with internal teeth |
| 09/03/1996 | CA2079811C Stock dividing method and apparatus for gear manufacturing machines |
| 08/22/1996 | DE19504901A1 Detector unit for automatic identification of machining condition of workpieces |
| 08/06/1996 | US5542791 Front-loading rotary ring cutter |
| 07/23/1996 | US5539172 Apparatus and method for machining a gear shape |
| 07/23/1996 | US5538462 Lapping compound supply system for a gear finishing machine |
| 07/18/1996 | DE19501080A1 Determining rotary position of workpiece fixed on rotatable workpiece carrier |
| 07/17/1996 | EP0627969B1 Hopping method and device by means of a milling knife |
| 07/10/1996 | EP0720517A1 Rotary ring cutter having coolant distribution and discharge means |
| 07/04/1996 | DE19517359C1 Bevel gear pair for motor vehicle transmissions |
| 06/27/1996 | WO1996019310A2 Front-loading rotary ring cutter |
| 06/19/1996 | EP0540722B1 Device and method for cold-forming grooves on the wall of a revolution part |
| 06/12/1996 | EP0533848B1 Stock dividing method and apparatus for gear manufacturing machines |
| 06/05/1996 | CN1124016A Method of dressing a threaded grinding wheel |
| 05/22/1996 | EP0524943B1 Multi-functional measurement system |
| 05/14/1996 | US5516240 Adapted to turn workpieces |
| 05/01/1996 | EP0709157A2 Multi-axis bevel and hypoid gear generating machine |