| Patents for B23B 49 - Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centring devices for holes to be bored (2,465) |
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| 05/25/1988 | CN87211753U Drill equipped with guide |
| 04/26/1988 | US4740117 Fixing bushing assembly for a machining unit and a machining unit adapted to cooperate with said bushing |
| 04/20/1988 | EP0264243A2 Method and system for multi-layer printed circuit board pre-drill processing |
| 04/05/1988 | US4735528 Spot weld removing tool |
| 03/30/1988 | EP0261386A2 Depth stop |
| 03/22/1988 | US4733049 Machining method and apparatus |
| 03/15/1988 | US4730420 Drilling device for drilling plates susceptible to breaking |
| 02/11/1988 | WO1988000870A1 Mounting for accessory units |
| 01/13/1988 | CN86104652A The cutter abnormal noise detector with an electronic brain |
| 01/12/1988 | US4718175 Device for mechanical checking for toolbreakage in machine tools |
| 01/05/1988 | US4717291 Automatic countersink depth control tool for fastener installer |
| 12/05/1987 | CN86210390U Measuring tool for testing centreline and point angle symmetry of a drill |
| 12/01/1987 | US4710075 Adjustable drill gauge |
| 11/24/1987 | US4708545 Method for drilling reference holes in multi-layer printed wiring board assembly |
| 11/24/1987 | US4708540 Wire lock liner |
| 11/19/1987 | WO1987007011A1 Process for measuring the distance between a machine-tool and a workpiece |
| 11/12/1987 | DE3615874A1 Verfahren zur messung der entfernung einer handwerkzeugmaschine von einem werkstueck A method for measuring the distance of a hand machine tools of a workpiece |
| 11/11/1987 | CN86209970U Lateral pull boring cutter fixer with locating block |
| 10/07/1987 | EP0239714A1 Machine tool for machining the ends of work pieces |
| 07/29/1987 | CN86100328A Magnetic guider used for drilling and tapping |
| 05/26/1987 | US4668134 Apparatus for orientation of tool on workpiece |
| 05/19/1987 | US4667113 Tool failure detection apparatus |
| 05/12/1987 | US4664571 Tool abnormality detector |
| 05/05/1987 | US4662074 Method and apparatus for determining precision of numerically controlled machine tool devices |
| 04/22/1987 | EP0219428A1 Fixing bush unit for a working unit |
| 04/22/1987 | CN86202316U Fast precision driller for fitters |
| 04/15/1987 | CN86201029U Special centre-hole machine of differential cam type |
| 03/24/1987 | US4652184 Fastening arrangement for fastening a drill bell |
| 03/18/1987 | CN85204182U Device and tool for drilling, expanding and reaming |
| 03/12/1987 | DE3622676A1 Surgical drill |
| 03/03/1987 | US4646413 Tube extractor drill jig |
| 02/17/1987 | US4644335 Apparatus and method for monitoring drill bit condition and depth of drilling |
| 02/17/1987 | US4643621 Quick-change system for power feed and positive feed drill motors |
| 02/10/1987 | US4642618 Tool failure detector |
| 01/28/1987 | EP0209680A2 Tool failure detector |
| 01/07/1987 | EP0207481A1 Mechanical tool break-down checking device for a machine tool |
| 12/30/1986 | EP0206404A1 Tube extractor drill jig |
| 11/04/1986 | US4620349 Apparatus for establishing pipe joint seals |
| 10/14/1986 | US4616409 Non-contact type ring setter and sensor for use therewith |
| 10/08/1986 | EP0196567A2 Apparatus and method for monitoring the operating condition of a drill bit |
| 09/23/1986 | US4613812 Microwave detection system |
| 07/29/1986 | US4602898 For holding two workpieces together |
| 07/16/1986 | CN85201609U Magnetic guide apparatus for tapping and drilling |
| 07/02/1986 | EP0185869A1 Mounting device for a drilling and/or suction hood on drilling tools |
| 07/01/1986 | US4597185 Positioning unit for core drill stand |
| 07/01/1986 | US4597145 Tapping machine |
| 06/10/1986 | US4594031 Chip extractor bushing |
| 05/20/1986 | US4589806 Tap and drill guide |
| 03/04/1986 | US4573837 Longitudinal feed attachment for a boring bar |
| 02/19/1986 | EP0171830A1 Method for inserting wood preservatives into wood |
| 12/27/1985 | EP0165745A2 Cutting tool wear monitor |
| 12/10/1985 | US4557646 Dwell and depth attachment |
| 11/21/1985 | EP0162027A2 A drill guiding and aligning device and a drill rod and a milling device to be used in connection therewith |
| 10/15/1985 | CA1195154A1 Chip breaker for annular hole cutting tools |
| 10/01/1985 | US4544341 Workpiece having wear-resistant inserts locked in recesses in the workpiece |
| 09/26/1985 | WO1985004092A1 A drill guiding and aligning device and a drill rod and a milling device to be used in connection therewith |
| 09/03/1985 | US4538943 Adjustable nosepiece for a drill motor |
| 08/28/1985 | EP0153202A2 Microwave detection system |
| 07/23/1985 | US4530625 Use with a rotating drill/bit to limit depth of penetration |
| 06/12/1985 | EP0143871A1 Boring jig for dowel holes |
| 06/04/1985 | US4521145 Cutting or drilling apparatus |
| 05/28/1985 | US4520060 Fitting sleeves fixed with settable plastic |
| 05/21/1985 | CA1187353A1 Automatic fault detection system for a machine tool |
| 05/08/1985 | EP0139847A2 Improved dwell and depth attachment for power drills and the like |
| 04/30/1985 | US4514120 Chip breaker for annular hole cutting tools |
| 04/03/1985 | EP0135684A2 Improved dwell and depth attachment for power drills and the like |
| 04/02/1985 | US4508475 Boring and grooving tool structure and method |
| 04/02/1985 | US4507834 Drilling monitor |
| 03/26/1985 | US4507026 Depth control assembly |
| 03/19/1985 | CA1184172A1 Borehole guide |
| 03/12/1985 | US4504824 Tool detection system |
| 03/05/1985 | US4502823 Broken drill bit detector |
| 01/29/1985 | US4495681 Dwell and depth attachment for power drills |
| 12/12/1984 | EP0127751A1 Tool breakage control system |
| 12/04/1984 | US4485562 Variable stiffness compliance device |
| 08/29/1984 | EP0116674A1 Method of manufacturing a master plate |
| 07/31/1984 | US4462726 Apparatus for forming a groove |
| 05/01/1984 | US4445264 Tool for a method of forming dimples in sheet metal for recessing rivet heads |
| 04/25/1984 | EP0106181A2 Control process to determine the exactitude of tooling machines, and device to carry out the process |
| 02/21/1984 | US4432422 Borehole guide and method of boring interpenetrating holes |
| 01/17/1984 | US4426177 Automatic fault detection system for a machine tool |
| 01/10/1984 | US4425060 Machine tool chuck |
| 11/30/1983 | EP0095339A1 Joinery jig and clamp |
| 11/30/1983 | EP0095006A1 Lathe used in centre drilling and deburring workpiece ends |
| 11/01/1983 | US4412571 Power chisel |
| 08/24/1983 | EP0037425B1 Cutting off and centering machines |
| 05/17/1983 | CA1146383A1 Tool guide |
| 02/16/1983 | EP0071992A1 Building element made of foamed polystyrene, and apparatus for tooling the same |
| 11/30/1982 | CA1136449A1 Device for setting end working tools of multiple spindle automatic bar machines |
| 10/19/1982 | US4354779 Drilling tools |
| 10/19/1982 | CA1133729A1 Drilling tools |
| 08/24/1982 | CA1130086A1 Aligning and engaging device for a tool and workpiece |
| 07/20/1982 | US4340326 Broken bit detector |
| 06/01/1982 | US4332066 Compliance mechanism |
| 05/18/1982 | CA1123633A1 Tool presetting device |
| 05/11/1982 | US4329095 Position indicator for a manually operated apparatus |
| 05/11/1982 | US4329092 Hand drill |
| 04/06/1982 | US4322990 Device for setting end working tools of multiple spindle automatic bar machines |
| 12/29/1981 | US4307983 Apparatus for gaining access to enclosures secured by cylinder locks with minimum damage to internal lock elements |
| 11/10/1981 | US4300197 Process and apparatus for the centering of bodies of rotation having uneven mass distribution along their shaft axis |