| Patents for B23B 47 - Constructional features of components specially designed for boring or drilling machines; Accessories therefor (9,172) |
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| 08/04/1994 | DE4302755A1 Parameter control system for hydraulic equipment, e.g. for torque control of drill spindle e.g. of rock drilling machine |
| 07/28/1994 | DE4302037A1 Main spindle feed controller for pedestal drilling machine |
| 07/27/1994 | EP0608083A1 Power driven tool, in particular an electric tool |
| 07/12/1994 | US5328305 Offset drive countersink apparatus |
| 07/12/1994 | US5328303 Automatic spindle moving device for tapping/drilling machine |
| 07/12/1994 | US5328302 Air feed peck drill |
| 06/29/1994 | EP0604339A1 Articulated means for wedging |
| 06/22/1994 | EP0582627A4 Internal diameter (i.d.) welding machine, and rotary drive and feed unit therefor |
| 06/21/1994 | US5322985 Method for boring small holes in substrate material |
| 06/21/1994 | US5322396 Hand-held clamping pocket hole drill guide |
| 06/16/1994 | DE4342022A1 Cooler and dust exhauster for drilling machine with tool clamped in spindle - has spindle connected basic cylinder, contg. telescopically movable cylinder tool covering, with basic cylinder surrounding spindle |
| 06/14/1994 | CA1330171C Mechanical drilling aid |
| 06/07/1994 | US5318394 Template for controlling operation of a drill on a contoured workpiece |
| 06/07/1994 | US5318391 Work holder for modifying an automatic transmission and method therefor |
| 06/07/1994 | US5318390 Tool for removing rivets |
| 05/19/1994 | DE4338596A1 Vertical boring machine with drill guidance system - incorporates dovetail-shaped guides for carriages for adjusting and measuring position of drill |
| 05/11/1994 | EP0596266A1 Adapter for drilling machines |
| 05/03/1994 | US5308199 Drill bit guiding device |
| 05/03/1994 | US5308198 Method and apparatus for drill length compensation |
| 04/14/1994 | DE4233950A1 Depth stop with fine adjustment for column drill - consists of stop block with inclined locking piece which can be lifted off guide bar rack for rough positioning but acts as wedge for fine adjustment by screw |
| 04/14/1994 | DE4233949A1 Feed arrangement for column=type drilling machine - comprises mandrel with external threaded section engaging with threaded sleeve connected to drive and rotating around and axially guiding mandrel. |
| 04/14/1994 | DE4233948A1 Spindle drive for column type drill - has coupling bush which can be axially moved on spindle by cam to engage high speed pulley drive on one side or low speed pulley drive on other side |
| 04/12/1994 | US5302058 Workpiece support device |
| 04/06/1994 | EP0591096A1 Screwing handtool with depth gauge |
| 04/05/1994 | US5299896 Gun jig |
| 04/05/1994 | US5299894 Workpiece positioning and drilling end effector |
| 03/31/1994 | WO1993020288A3 Cut expansion joint sealing device for concrete dams and method for fitting same |
| 03/22/1994 | US5295770 Air feed peck drill with pneumatic safety system |
| 03/15/1994 | US5293792 Nail clamping device |
| 03/10/1994 | DE4228176A1 Slipping clutch for electrically-driven tool - has annular plate spring engaging positively with inner wheel and in frictional contact with outer one |
| 03/09/1994 | EP0585400A1 Active vibration control device |
| 03/02/1994 | EP0584729A1 Drilling device for dowel holes |
| 02/16/1994 | EP0582627A1 Internal diameter (i.d.) welding machine, and rotary drive and feed unit therefor |
| 02/09/1994 | CN1081631A A penetrated tool system |
| 02/08/1994 | US5284406 Fixture and method for machining rotors |
| 02/02/1994 | EP0580628A1 Hand-held power tool with jamming-detection sensor. |
| 02/01/1994 | US5282704 Portable drilling apparatus |
| 01/25/1994 | US5281058 Doweling template |
| 01/25/1994 | CA2017149C Closed loop hydraulic drill feed system |
| 01/20/1994 | DE4223094A1 Template for accurate location of bolt holes in vehicle number plate - consists of drilling frame in which number plate can be located after two drills on adjustable cross-slides have been positioned to allow entry of drills into holes in vehicle. |
| 01/19/1994 | EP0441780B1 Component control apparatus in measuring machines |
| 01/12/1994 | CN2152624Y Main spindle box for drilling machine |
| 01/05/1994 | DE4220635A1 Table or column drilling machine with drill mechanism depth stop - which is connectable for movement to the drill mechanism with coupler releasable after setting of depth stop |
| 01/04/1994 | US5275515 Power clamp pin |
| 12/23/1993 | WO1993025352A1 A penetrated tool system |
| 12/16/1993 | DE4218933A1 Door-hinge fixing-hole-drilling equipment - has drill head and jig mounted on slide travelling along support for door-leaves |
| 12/15/1993 | EP0345344B1 Airfeed peck drill configuration |
| 12/15/1993 | CN2149264Y Adjustable multi-shaft gearing box for drilling machine |
| 12/08/1993 | EP0572540A1 Arrangement for driving a rotary tool. |
| 12/01/1993 | CN2147916Y Rapid table driller |
| 11/30/1993 | US5265986 Multiple spindle machine for drilling, milling or the like |
| 11/18/1993 | EP0569743A2 Cover body |
| 11/02/1993 | US5257531 Apparatus for monitoring machining state of drill |
| 10/27/1993 | EP0566926A1 Gear unit for a hand-held tool |
| 10/26/1993 | US5256010 Machine tool |
| 10/14/1993 | WO1993020288A2 Cut expansion joint sealing device for concrete dams and method for fitting same |
| 10/13/1993 | EP0565341A2 Method for treating small holes in substrate material |
| 10/13/1993 | CN2143538Y Precision cutting tool feeder for boaring |
| 10/07/1993 | DE4128472A1 Simple gauge for positioning two or more screws required to hang picture - consists of graduated rail with pivot hole in end-piece of rail and spirit level carrying slider with second guide hole |
| 10/06/1993 | EP0348482B1 Adjustable set back control device |
| 09/30/1993 | DE4305358A1 Support for connecting shaft for driving machine - can accommodate variations in shaft angle and variations in position of hole in housing wall |
| 09/29/1993 | EP0562714A2 Portable peck feed drilling system |
| 09/29/1993 | CN2142765Y Telescopic device with gripper block capable of withdrawing in guiding-tube |
| 09/28/1993 | US5248230 Device for tapping within die |
| 08/26/1993 | DE4205053A1 Reversing drive for column mounted drill - has three=phase async. motor running in one direction and clutch operated reversing drives. |
| 08/24/1993 | US5238336 Hand held power dowel tool |
| 08/18/1993 | EP0556048A1 Depth stop assembly for a machine tool |
| 08/17/1993 | US5237248 Control circuit having double-pole double-throw switching device for electrically powered tool |
| 08/13/1993 | CA2089054A1 Depth stop assembly for a machine tool |
| 08/10/1993 | US5233887 Quick return mechanism for a drilling machine |
| 07/27/1993 | US5230592 Drill jig for producing predetermined drill hole patterns in workpieces |
| 07/22/1993 | WO1993013900A1 In-die tapping tool |
| 07/20/1993 | US5228811 Tool to assist in the removal of rivets |
| 06/29/1993 | US5222845 Adjustable drill guide for door handles and locks |
| 06/29/1993 | US5222844 Air logic circuit for airfeed peck drill |
| 06/24/1993 | DE4142495A1 Using battery powered drill propeller as vehicle drive - allowing propeller to be used either as tool or vehicle drive by attaching propeller to vehicle by quick-action fastener. |
| 06/16/1993 | EP0545922A1 Drilling machine table. |
| 06/03/1993 | DE4139077A1 Tool for drilling holes of predetermined depth in profiled steel bars - has hydraulic system with control for forward and return motion of tool using rotating disc with holes and sensors |
| 05/30/1993 | CA2056637A1 Adapter for rotary device |
| 05/11/1993 | US5209616 Drive in tapping attachments |
| 05/06/1993 | DE4135857A1 Drive head for drilling unit - involves pinion rotated by drive motor acting on drive gearwheel via two free-running intermediate gearwheels, with drill connected to drive gearwheel |
| 05/04/1993 | US5207539 Power feed mechanism for rotary cutting tool |
| 04/22/1993 | DE4232076A1 Drive for vertical pillar drill - has vertically-sliding threaded spindle for chuck, engaging with pair of worm wheels whose horizontal axles can be braked |
| 04/06/1993 | US5199830 Printed circuit board presser device in drilling machine |
| 04/06/1993 | US5199501 Drilling or chiseling tool with suction apparatus |
| 03/23/1993 | US5195853 Quill feed and spindle drive assembly |
| 03/16/1993 | US5193949 Arrangement for driving a rotary tool |
| 03/16/1993 | US5193257 Boiler tube repair apparatus |
| 03/04/1993 | DE4227975A1 Method of anchoring of two parallel wall panels - has hole drilled through panel and bolt located onto inner wall. |
| 03/03/1993 | EP0529457A1 A quick return mechanism for a drilling machine |
| 03/02/1993 | US5190353 Rock cutting tool having eccentric drive |
| 02/24/1993 | CN2127330Y Drilling machine mainshaft feed apparatus driven by stepper motor |
| 02/18/1993 | DE4127191A1 Wear determination method for cutting blades in automated processing - monitoring drive motor current and comparing with empirically-determined value for worn blade |
| 02/02/1993 | US5184053 Control device for a tool driving unit |
| 01/19/1993 | US5179787 Drapery installation tool |
| 01/12/1993 | US5178040 Tool turret for machine tools |
| 12/30/1992 | EP0520771A2 Improved drive in tapping attachment |
| 12/29/1992 | US5174693 Drilling jig |
| 12/22/1992 | US5173015 In-die tapping tool |
| 12/16/1992 | EP0518177A1 Drill jig to form drilled hole pattern on workpieces |