| Patents for B23F 21 - Tools specially adapted for use in machines for manufacturing gear teeth (1,733) |
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| 02/14/2006 | US6997795 Versatile manual scissor sharpener |
| 02/09/2006 | US20060030245 Grindstone and method for producing optical element |
| 02/07/2006 | US6994614 Metal-bonded grinding tool |
| 01/31/2006 | US6991529 Hand manipulated tool |
| 01/12/2006 | US20060009141 Oval sharpening rod having interrupted diamond coated surface and process of manufacturing same |
| 01/12/2006 | DE102004020364A1 Involute gear grinding tool for processing machine, has grinding body consisting of ceramic bonded particles, in which two different areas of body are provided on arbor for two different processing types e.g. smoothing and roughing |
| 01/04/2006 | CN2749608Y Bimetal double body gear-shaving cutter |
| 12/29/2005 | DE202005014619U1 Tool arrangement for producing beveled gearing of spur gear has rough hobbing cutter, trimming cutter and plane hobbing cutter fixed relative to each other, in specified rotating position, on mandrel and gearing of plane cutter has section |
| 12/22/2005 | DE102004026041A1 Roughing gear hobs for gear manufacture has depth of teeth designed according to effective cut depth and smaller than that found in existing hobs or cutters |
| 12/07/2005 | CN2744454Y Drop-preventing gear cutter hob with retainer ring and inlaid chip |
| 11/30/2005 | CN2743072Y Assembling type disk shaped shaving cutter |
| 11/24/2005 | US20050260050 Deburring blade, device for mounting of deburring blades and bevel gear cutting machine for chamfering and/or deburring a bevel gear |
| 11/24/2005 | US20050257431 Grinding wheel containing hollow particles along with abrasive grains, and method for manufacturing same |
| 11/23/2005 | EP1598137A1 Deburring tool, device and adapter therefor, bevel gear manufacturing machine for chamfering and/or deburring a bevel gear and corresponding process |
| 11/23/2005 | CN1699021A Grinding wheel containing hollow particles along with abrasive grains, and method for manufacturing same |
| 11/23/2005 | CN1699005A Razor blade for removing burrs, its fixing device and reciprocal bevel gear cutting machine |
| 11/15/2005 | US6964210 Gear tooth profile |
| 11/10/2005 | DE102004057596A1 Schleifschnecke, Profilierzahnrad und Verfahren zum Profilieren der Schleifschnecke Grinding worm profiling gear and method for profiling the grinding worm |
| 11/09/2005 | EP1592529A1 Method, bar blade, and use thereof for milling spiral bevel gears and hypoid gears |
| 11/02/2005 | CN1689742A Worm abrasion wheel, forming gear and forming method of worm abrasion wheel |
| 10/27/2005 | US20050239385 Grinding worm, profiling gear and process for the profiling of the grinding worm |
| 10/26/2005 | EP1030757B2 Composite honing ring |
| 10/19/2005 | CN1683105A Method for manufacturing bevel gears |
| 10/13/2005 | WO2005018873A3 Versatile manual scissor sharpener |
| 09/29/2005 | WO2005089996A1 Method for cutting worm and worm gear in a worm and gear reduction unit with circulation of bearing balls and related cutting tools |
| 09/29/2005 | WO2004103624A9 Method, bar blade, and use thereof for milling spiral bevel gears and hypoid gears |
| 09/28/2005 | CN1672846A Numerically controlled inner tooth grinding head |
| 09/21/2005 | EP1577042A1 Method for manufacturing bevel gears |
| 09/15/2005 | US20050198808 Method for manufacturing bevel gears |
| 09/14/2005 | CN2724897Y Gear wheel tool |
| 09/13/2005 | US6942555 super-abrasive layer of a predetermined thickness is fixedly attached on the outer periphery of a body portion of a base metal formed on a cylinder solid, having a toothed portion in outer edge in the shape of a teeth of external gear |
| 09/06/2005 | US6939214 Honing wheel having internal gearing |
| 09/06/2005 | US6939093 Chamfer hob and method of use thereof |
| 08/17/2005 | CN2717597Y Involute gear external surface broach |
| 08/17/2005 | CN2717596Y Double-cutting hob |
| 08/17/2005 | CN2717595Y Kelinbel cycloidal equal-height teeth bevel gear cutter |
| 08/17/2005 | CN2717594Y Superhard material bevel gear cutter head |
| 08/17/2005 | CN1655911A Gear hobbing cutter system |
| 08/09/2005 | CA2356439C Method of forming tooth grooves |
| 07/27/2005 | CN1646829A Gear tooth profile |
| 07/19/2005 | US6918716 Internal broach |
| 07/14/2005 | WO2005063430A1 Sanding block |
| 07/14/2005 | CA2547366A1 Sanding block |
| 07/13/2005 | EP1552191A1 Herringbone gear teeth and method for manufacturing same |
| 06/02/2005 | DE10324432B4 Profilgeschärftes Stabmesser zur Herstellung von Kegel- und Hypoidrädern und Verfahren zum Profilschärfen eines solchen Stabmessers Profile Sharpened rod diameter for the production of bevel and hypoid gears and methods for sharpening profile of such a rod diameter |
| 05/18/2005 | CN2700037Y High-efficiency hobbing cutter |
| 04/27/2005 | CN1608777A Completely cutting tool for shaving and honing gear and its usage |
| 03/17/2005 | US20050058517 Gear cutter with replaceable blades |
| 03/03/2005 | WO2005018873A2 Versatile manual scissor sharpener |
| 03/02/2005 | CN1586779A Method for improving preshaving hob |
| 02/23/2005 | CN2680393Y Small module worm shape shaving cutter |
| 02/23/2005 | CN1584371A Curved teeth cylindrical gear, machining method and apparatus thereof |
| 02/17/2005 | US20050037700 Versatile manual scissor sharpener |
| 02/10/2005 | WO2004052577A3 Chamfer hob and method of using same |
| 02/10/2005 | DE10330474A1 Verfahren, Vorrichtung und Werkzeug zum Anfasen der Stirnkanten der Zahnnuten eines Zahnrades Method, device and tool for chamfering the front edges of the tooth grooves of a gear |
| 02/09/2005 | EP1504839A2 Cutting tool for chip forming machining of the face gearing of a crown gear |
| 02/09/2005 | EP1504838A1 Resharpenable pinion type cutter with arbitrary tooth shape |
| 02/09/2005 | CN1576387A High wear resistant hard film |
| 01/27/2005 | US20050019613 High wear resistant hard film |
| 01/26/2005 | EP1500717A1 High wear resistant hard film |
| 01/19/2005 | EP1497572A2 Gear tooth profile |
| 01/19/2005 | EP1497085A1 Gear hobbing cutter system |
| 01/19/2005 | CN2671731Y Insert sheet worm gear processing cutter |
| 01/12/2005 | EP1495824A2 Process, device and tool for chamfering the end edges of tooth gaps of a gear |
| 01/06/2005 | US20050000072 Method, device, and tool for chamfering the front-end edges of the inter-teeth grooves of a gear |
| 12/30/2004 | DE10349589A1 Milling head for use in gear fabrication, is constructed from two head bases engageable together and each having spaced apart cutting blades |
| 12/30/2004 | DE10324432A1 Profile sharpening method for rod measurer, involves forming open surface chamfer and rake area chamfer such that their setting angles equal setting angles of open surface and rake, respectively |
| 12/29/2004 | CN1557593A Small module worm shaped shaving cutter |
| 12/29/2004 | CN1557592A Totally-enclosed displacement making method for radial shaver |
| 12/29/2004 | CN1557591A Inserted blades worm shaped gear machining cutter |
| 12/23/2004 | WO2004110689A1 Sintered hard alloy base material for surface-coated gear cutting tool and surface-coated gear cutting tool |
| 12/15/2004 | CN2663067Y Involute gear enveloping worm forming tool |
| 12/02/2004 | WO2004103624A1 Method, bar blade, and use thereof for milling spiral bevel gears and hypoid gears |
| 12/02/2004 | DE10319163A1 Splinter crusher for separating cohesive splinters produced on tooth head and on both tooth flanks of hob in two or more parts, has splinter breaking grooves in area of tooth head, tooth head rounding and selectively on tooth flank |
| 12/01/2004 | CN2659606Y Composite coated bit tool for cutter of milling-planing machine |
| 10/27/2004 | EP1438153A4 Apparatus and method for forming powder metal gears |
| 10/19/2004 | US6805620 Grindstone having resinoid abrasive structure including abrasive agglomerates each provided by vitrified abrasive structure |
| 10/07/2004 | DE10305752A1 Production of periodic structures e.g. toothed wheels and toothed arrangements on cylindrical components comprises metal-cutting machining carried out by a succession of hob peeling and shaving without tool exchange in one machine |
| 09/23/2004 | DE202004007624U1 Stabmesser zum Fräsen von Spiralkegel- und Hypoidrädern Bar cutters for milling spiral and hypoid |
| 09/09/2004 | US20040176019 Grindstone having resinoid abrasive structure including abrasive agglomerates each provided by vitrified abrasive structure |
| 08/25/2004 | EP1018387B1 Gear shaping method and device and spiral bevel gear cutter |
| 08/12/2004 | DE202004008263U1 Entgratmesser, Vorrichtung zur Aufnahme von Entgratmessern und Kegelrad-Verzahnmaschine zum Anfassen und/oder Entgraten eines Kegelrades Deburring, deburring blades device for receiving and bevel gear cutting machine to touch and / or deburring a bevel gear |
| 07/21/2004 | EP1438153A1 Apparatus and method for forming powder metal gears |
| 07/07/2004 | CN2623392Y High efficiency high strength gear-shaving cutter |
| 06/30/2004 | EP1177062B1 Method for producing a cutting tool for face hobbing gears |
| 06/24/2004 | WO2004052577A2 Chamfer hob and method of using same |
| 06/24/2004 | DE10257845A1 Machining tool, comprising cutting elements divided by grooves and provided with stepped outer surface |
| 06/22/2004 | US6752709 High-speed, low-cost, machining of metal matrix composites |
| 06/16/2004 | CN1505552A Bevel gear manufacturing method |
| 06/10/2004 | US20040109735 Chamfer hob and method of using same |
| 06/10/2004 | US20040109731 Internal broach |
| 06/09/2004 | EP1426131A1 Internal broaching tool |
| 06/02/2004 | EP1423241A1 Face hobbing cutter |
| 06/02/2004 | EP1233840B1 Method for grinding straight toothed conical gear wheels |
| 05/11/2004 | CA2251258C Cutting tool for toothed articles |
| 05/06/2004 | EP1064116B1 Threaded grinding wheel and method of dressing |
| 04/15/2004 | DE20320294U1 Manufacture of pinion gears used cutting tool that has main milling cutter and a deburring tool |
| 04/14/2004 | EP1311370B1 Honing tool |
| 04/07/2004 | EP1071533B1 Cutting tool for producing toothed articles |
| 04/01/2004 | DE20218079U1 Cutting tool for combined rolling and thrusting device, comprising cutting surfaces on both sides and positioned in particular angle |