Patents
Sitemap › B23 - Machine tools; Metal-working not otherwise provided for › B23B - Turning; Boring › B23B 51 - Tools for drilling machines
Patents for B23B 51 - Tools for drilling machines (12,490)
03/1983
03/30/1983EP0075061A1 Method, chuck and rotary tool to be used when making a hole in a workpiece
03/22/1983CA1143188A1 Drilling-tapping machine
03/09/1983EP0073426A2 Controllable tool feeding apparatus
02/1983
02/16/1983EP0071992A1 Building element made of foamed polystyrene, and apparatus for tooling the same
02/16/1983EP0071821A2 A tool shaft for a tool of the percussive and rotative type
02/15/1983US4373839 Drill bit
02/08/1983US4372401 Drill tool
01/1983
01/18/1983US4369007 Fly cutter tool
01/12/1983EP0069276A2 Drill for radially enlarging a cylindrical hole
01/11/1983US4367991 Boring tool
01/05/1983EP0068227A1 Anchor bolt
12/1982
12/23/1982WO1982004461A1 Anchoring bolt
12/23/1982WO1982004412A1 Drilling bit and utilization of this bit for the drilling of printed circuits
12/15/1982EP0066807A1 Drilling tool
12/14/1982CA1137338A1 Tool
12/08/1982EP0066079A1 Boring and slotting milling cutter
12/07/1982US4362161 Cranial drill
11/1982
11/16/1982CA1135539A1 Drill with replaceable inserts
11/16/1982CA1135538A1 Annular hole cutter
11/03/1982EP0063679A2 Drilling device for making holes with under-cutting
10/1982
10/28/1982WO1982003596A1 Device for making holes in soft porous material
10/26/1982US4355932 Indexable spade drill blade
10/26/1982US4355931 Tapping drill
10/12/1982US4353670 Machining tool
10/05/1982US4352610 Method and tool for generating holes in composite materials
09/1982
09/28/1982CA1132378A1 Magnetic base drill
09/21/1982US4349929 Twist-lock connection and tool utilizing same
09/08/1982EP0059513A2 Mounting device for cutting tools
09/07/1982US4347768 Drilling tool for producing an undercut bore
08/1982
08/25/1982EP0058517A2 Remote drilling apparatus
08/25/1982EP0058152A1 Engineers cutting tools.
08/17/1982US4344724 Cutting tool assembly
08/10/1982US4343577 Deburring tool
07/1982
07/21/1982EP0056255A1 Device for fixing objects to a concrete wall
07/21/1982EP0056132A1 Device for making undercuts in a hole bored in a concrete wall
07/20/1982US4340327 Tool support and drilling tool
07/13/1982CA1127429A1 Indexable insert drill
07/13/1982CA1127428A1 Apparatus for performing widenings by milling in drill-holes and perforations
07/06/1982US4338050 Method and tool for generating holes in composite materials
07/06/1982US4337677 Method of making die-cast masonry drill
06/1982
06/30/1982EP0055142A2 Router bit
06/30/1982EP0054913A2 Boring tool
06/23/1982EP0054250A2 Apparatus and process for fixing a hard metal plate onto a twist drill
06/15/1982US4334446 Cutting tool and holder therefor
06/08/1982US4333727 Composite rotary tool including hole forming means and a deburrer or chamferer
06/01/1982CA1124590A1 Machine for cutting holes with annular cutters
05/1982
05/25/1982CA1124108A1 Twist drill and apparatus of grinding same
05/25/1982CA1124107A2 Rotary cutting tool and tool driver
05/18/1982US4330229 Drill bit
04/1982
04/28/1982EP0050344A2 Combination tool
04/20/1982CA1122041A2 Cutting insert and holder
03/1982
03/30/1982US4322188 Annular hole cutter
03/30/1982US4322187 Annular hole cutter
03/23/1982US4320998 Deburring tool
03/23/1982US4320544 Combination drill and screwdriver
02/1982
02/10/1982EP0045726A1 Drill bit for drilling holes in composite fiber/resin laminates
02/09/1982US4314616 Die-cast masonry drill with leading hard insert
02/02/1982CA1117323A1 Tool for placing self-drilling dowels
01/1982
01/27/1982EP0044386A1 Drilling device for obtaining an undercut hole
01/13/1982EP0043771A2 Tool for generating holes in composite materials
01/12/1982CA1116051A1 Arbor for annular hole cutter
12/1981
12/29/1981US4307636 Undercutting tool
12/09/1981EP0041266A1 Cutting bits covered with hard material, and method for their manufacture
12/01/1981US4303358 Boring tool with a plurality of cutter chips
12/01/1981US4303357 Quick-change hole saw mandrel
12/01/1981US4303356 Deburring tool
11/1981
11/12/1981WO1981003137A1 Engineers cutting tools
11/04/1981EP0038917A2 Drilling unit to manufacture holes
10/1981
10/28/1981EP0038405A1 Drilling unit used to manufacture undercut holes
10/27/1981US4297059 Apparatus for forming holes in plate glass
10/20/1981US4295763 Plug cutter
10/06/1981US4293254 Countersinking tool with removable cutting inserts
10/06/1981US4293253 Tool holder and carbide insert
10/06/1981US4293252 Drill bit
09/1981
09/02/1981EP0034891A2 Wiring harnesses
09/02/1981EP0034658A1 Drill unit for the production of undercut holes
08/1981
08/25/1981US4285620 Symmetrical spur point drill
08/18/1981US4284375 One-lip tool for deep drilling
08/18/1981CA1107092A1 Constant force sheet glass cutting drill assembly
08/05/1981EP0033086A1 Drilling tool with indexable drill bit
08/04/1981US4281947 Spot face cutter
07/1981
07/28/1981US4280774 Ball end mill
07/21/1981US4279551 Hole saw pilot pin with plug retrieval mechanism
07/21/1981US4279550 Deep hole boring tool with replaceable blade
07/14/1981US4278373 Indexable insert drill
07/14/1981CA1104848A1 Drill bit end protectors
07/14/1981CA1104845A1 Drilling tool
06/1981
06/30/1981US4275796 Rock drilling tool
06/23/1981US4274771 Boring reamer with end mill cutters
06/09/1981US4271733 Rotary tools
06/09/1981CA1102589A1 Tool for working holes by plastic deformation
06/03/1981EP0029535A1 Compacts for diamond drill and saw applications
05/1981
05/19/1981US4268198 Indexable insert drill
05/19/1981US4268197 Deep drilling tool
05/19/1981CA1101243A1 Method of machining holes with a spherical tool
05/19/1981CA1101221A1 Abrasive bodies
05/05/1981US4265574 Combined boring and milling tool
05/05/1981US4265460 Tool holder
05/05/1981US4265008 Tool for placing self-drilling dowels
04/1981
04/28/1981US4264246 Boring tool for boring holes of substantial length
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