| Patents for B23B 51 - Tools for drilling machines (12,490) |
|---|
| 11/13/2002 | EP1255909A1 Drill bit, hard member, and bit body |
| 11/13/2002 | CN1379706A Snap-in chuck assembly, snap-in tool and tool drive system |
| 11/13/2002 | CN1379705A Shank installation structure and cutters |
| 11/13/2002 | CN1379704A Tool for rotary chip removal, tool tip and method for manufacturing tool tip |
| 11/13/2002 | CN1094155C 包括含钴－镍－铁粘结剂的金属陶瓷的细长旋转工具 Comprising cobalt - elongate rotary tool iron binder cermet - Nickel |
| 11/13/2002 | CN1094082C Shank fitting structure |
| 11/07/2002 | US20020164218 Fluted drill tool with frustum cutters |
| 11/07/2002 | DE10121986A1 Reamer with integrated duct for rinsing fluid, comprising cutting head and shaft joined with new method |
| 11/06/2002 | EP1253992A1 An edge protection device for hole saw |
| 11/06/2002 | CN2519706Y Diamond thin wall bit |
| 10/31/2002 | US20020160705 Roughening device |
| 10/31/2002 | US20020159851 Twist drill for drilling having a replaceable drill tip, and a replaceable drill tip for use in a twist drill |
| 10/31/2002 | US20020159850 Countersinking tool for fast-exchange chucks |
| 10/31/2002 | US20020159849 Drills and their manufacture |
| 10/30/2002 | EP1253215A2 PVD Al2O3 coated cutting tool |
| 10/30/2002 | EP1252451A1 Device for connecting two tool parts |
| 10/30/2002 | CN2518627Y Hand shank type drill chuck |
| 10/29/2002 | US6471450 Countersink cage |
| 10/24/2002 | US20020153173 Percussion borer for forming bores in stone material |
| 10/24/2002 | DE10119562A1 Schlagbohrwerkzeug für Gestein For percussion rock |
| 10/24/2002 | DE10119325A1 Manufacturing device for internal screw thread using combination drill with turning drive with spindle actuated by un-synchronized drive during drilling stage, and synchronized drive during cutting stage |
| 10/24/2002 | DE10114882A1 Drilling tool used for drilling purposes comprises a shaft and a cutting plate and/or cutting body fixed to the front end of the shaft |
| 10/24/2002 | DE10108963C1 Bohrer Drill |
| 10/23/2002 | EP1251238A1 Percussion rock drill |
| 10/23/2002 | EP1250206A1 Cutting tools and drill inserts with chip control geometry |
| 10/23/2002 | CN1375373A Efficient universal twist drill with two milling cutter edges and its sharpening method |
| 10/17/2002 | WO2002081133A1 Tool bit |
| 10/17/2002 | US20020150433 Pipe fitting removal tool |
| 10/16/2002 | EP1042086B1 Method for the production of a drilling tool for machine tools |
| 10/16/2002 | EP0800430A4 A spade-type boring bit and an associated method and apparatus for forming metallic parts |
| 10/16/2002 | CN2516298Y Internal chip removal ejector drill with single metal removal mouth |
| 10/16/2002 | CN1092554C 钻头 Drill |
| 10/16/2002 | CN1092551C Tool coupling and method for coupling two tool parts |
| 10/15/2002 | US6464234 Machine tool, especially a hammer drill or chisel |
| 10/10/2002 | WO2002078887A1 Drill insert geometry having chip splitting groove |
| 10/10/2002 | WO2002062512A3 Interchangeable holder for hollow drills |
| 10/10/2002 | WO2002049988A3 Machining tool and method of producing the same |
| 10/10/2002 | DE10115016A1 Werkzeugaufnahme mit Zusatzschneidmitteln Tool holder with additional cutting means |
| 10/09/2002 | CN1373694A Method and device for producing sintered metal blank with interior helical recesses |
| 10/03/2002 | WO2002076662A1 Drill insert geometry having v-notched web |
| 10/03/2002 | US20020141842 Twist drill |
| 10/03/2002 | US20020141841 Tool bit |
| 10/03/2002 | US20020141840 Chuck with additional cutting elements |
| 10/03/2002 | US20020141839 Drill insert geometry having chip splitting groove |
| 10/03/2002 | US20020141837 Cylindrical bit with hard metal cutting edges |
| 10/03/2002 | US20020140125 Method and device for producing a sintered metal blank with internally disposed helical recesses |
| 10/03/2002 | US20020139587 Drill insert geometry having V-notched web |
| 10/02/2002 | EP1245316A1 Holder for cutting tool with auxilliary cutting devices |
| 10/02/2002 | EP1244531A1 Composite rotary tool and tool fabrication method |
| 10/02/2002 | EP1027186B1 Tool for fine machining boring surfaces |
| 10/02/2002 | CN2513702Y Electric drill |
| 10/01/2002 | US6457915 Dust collector of ceiling driller |
| 09/25/2002 | EP1242214A2 Tool, turning chisel, milling cutter, arrangement consisting of a tool and a revolver, and method for producing a tool |
| 09/19/2002 | US20020132141 Wear resistance, tensile strength |
| 09/19/2002 | US20020131835 Plug ejecting hole saw with interchangeable saw cups having different size attachment bores |
| 09/19/2002 | US20020129975 Ice auger system |
| 09/19/2002 | DE10210839A1 Harte Mehrlagenbeschichtung, mit einer harten Mehrlagenbeschichtung beschichtetes Werkzeug, welches diese harte Mehrlagenbeschichtung aufweist und Verfahren zum Ausbilden der harten Mehrlagenbeschichtung Multilayer hard coating, coated with a hard multilayer coating tool having this hard multilayer coating and method of forming the hard multilayer coating |
| 09/18/2002 | EP1239988A1 Tool extender and tool assembly |
| 09/18/2002 | EP1239987A1 A screwdriving and countersinking bit |
| 09/18/2002 | EP1239986A1 Tool tip and tool body assembly |
| 09/18/2002 | CN2512197Y Small drill for soldering circuit board |
| 09/17/2002 | US6450739 Tool for chip removing machining and methods and apparatus for making the tool |
| 09/17/2002 | US6450272 Rock drill |
| 09/12/2002 | WO2002070181A2 Multi-purpose end-mill |
| 09/12/2002 | WO2002070180A1 Cutting tool, electric broaching tool equipped with same |
| 09/12/2002 | WO2002070179A1 Device for diamond hollow drills |
| 09/12/2002 | US20020127071 Spade bits with angled sides |
| 09/11/2002 | EP1238732A1 Shank installation structure and cutters |
| 09/11/2002 | EP1237670A1 Tool for chip removing machining |
| 09/11/2002 | EP1177061A4 Self-adhering drill and cutter |
| 09/11/2002 | CN2510213Y Two-functional drill sleeve structure |
| 09/11/2002 | CN2510212Y Anti-involved tool connecting rod structure |
| 09/10/2002 | US6447222 Throwaway tip and holder for holding the same |
| 09/10/2002 | US6446741 Rock drill |
| 09/06/2002 | WO2001030524A9 Tool for chip removing machining |
| 09/05/2002 | US20020122703 Quick change adaptor for hole saw |
| 09/05/2002 | US20020121392 Method and apparatus for boring through a solid material |
| 09/05/2002 | US20020121391 Rock drilling tool |
| 09/05/2002 | DE10107432A1 Connection device for connecting boring saw to rotating tool; has locating member with annular portion, and insertion pins; sleeve, and knurled nut |
| 09/04/2002 | EP1236553A1 Core drill |
| 09/04/2002 | CN1367725A Drill unit with three cutting edges |
| 09/03/2002 | US6443674 Self-centering twist drill having a modified flat bottom section and a helical crown point tip |
| 09/03/2002 | US6443238 Method of securing multiple walls |
| 08/29/2002 | WO2002066188A1 Drill |
| 08/29/2002 | DE10108103A1 Maschinenwerkzeug mit verstellbarer Schneidplatte Machine tool with adjustable cutting board |
| 08/29/2002 | DE10106035A1 Bohrer Drill |
| 08/28/2002 | EP1233839A1 Insert drill with replaceable end cap |
| 08/28/2002 | CN1366125A Rock drill having flushing hole |
| 08/22/2002 | WO2000027574A9 Chuck, bit, assembly thereof and methods of mounting |
| 08/22/2002 | US20020114677 Drill blade with slot for removing cut materials |
| 08/22/2002 | US20020114675 Twist drill for drilling, a drill with a cutting insert, and a replaceable cutting insert for a twist drill |
| 08/22/2002 | US20020112895 Core Drill |
| 08/21/2002 | EP1232815A1 Drill with hard metal head |
| 08/21/2002 | EP1232034A1 Hole saw and connection method |
| 08/21/2002 | CN1364676A Drill bit water combined integrate inserts |
| 08/21/2002 | CA2371454A1 Drill blade with slot for removing cut materials |
| 08/20/2002 | US6436519 Cutting tool with multilayer, wear-resistant coating |
| 08/20/2002 | CA2079239C Anti-backlash device for cutting tool |
| 08/15/2002 | WO2002062512A2 Interchangeable holder for hollow drills |
| 08/15/2002 | US20020110432 Method and a device for manufacturing a tool and a tool made by the method |