| Patents for B23B 45 - Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor (6,587) |
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| 12/01/1988 | WO1988009245A1 Torque-transmitting device for hand-held power tools |
| 11/30/1988 | EP0292651A1 Vibrating cutting tool |
| 11/29/1988 | CA1245420A1 Device for drilling passages in the core of composite partitions |
| 10/26/1988 | CN87216524U Conventional gimlet operated by single hand |
| 10/25/1988 | US4779687 Electric tool with source of power independent of the line |
| 10/05/1988 | CN87205322U A.c. / d.c. dual purpose miniature electric hand drill |
| 10/04/1988 | US4775269 Hand held tool with removable chuck |
| 09/28/1988 | EP0283945A2 Power supply device for electric tools |
| 09/28/1988 | CN87211937U Multi-functional electric gimlet |
| 09/13/1988 | US4770254 Rotary hammer with body having detachable sections |
| 09/07/1988 | EP0280769A2 Auxiliary handle for hand drills |
| 08/30/1988 | US4766963 Hand-held hammer tool |
| 08/23/1988 | US4765786 Drill guide |
| 08/18/1988 | DE3703311A1 Process for identification of pipes, iron or cables laid under plaster during performance of drilling work in walls, ceilings or floors and device for carrying out the process |
| 07/27/1988 | EP0275392A1 Surgical drilling machine for bones |
| 07/20/1988 | EP0274607A1 Medical drilling machine |
| 07/14/1988 | DE3644707A1 Drill hammer |
| 07/12/1988 | CA1239141A1 Coupling arrangement for a drill shank of a percussion drilling machine |
| 06/23/1988 | DE3642061A1 Mobile drill stand |
| 06/21/1988 | US4751970 Angular attachment for transmitting and deviating output power of a machine |
| 06/21/1988 | CA1238357A1 Switch limit assembly |
| 06/15/1988 | CN87210489U Mini type high sheed air drill |
| 06/02/1988 | WO1988003848A1 A method for fastening a detail onto a surface of a building structure, and a jig for making a hole for carrying out the method |
| 06/01/1988 | EP0269562A2 Installation for the input of control data specific to a tool of a machine with an interchangeable tool |
| 05/31/1988 | US4747733 Electric drill's chuck key holding device |
| 05/26/1988 | DE3448189C2 Hammer drill |
| 04/27/1988 | EP0265378A1 Portable machine with a tool holding fixture |
| 04/26/1988 | US4740119 Lever operated control mechanism for movement of an electric drill |
| 04/12/1988 | US4736806 Continuously revolving percussion drilling machine |
| 04/12/1988 | CA1235003A1 Device for driving a drilling and/or impacting tool |
| 03/30/1988 | EP0261386A2 Depth stop |
| 03/22/1988 | US4732514 Device for use in reshaping the gate of a metal mould for plastic injection moulding |
| 03/22/1988 | US4732218 Hammer drill with separate and interconnectable drive means |
| 03/22/1988 | US4732217 Hammer drill |
| 03/15/1988 | US4730420 Drilling device for drilling plates susceptible to breaking |
| 03/08/1988 | US4730134 Portable power tool with combination bearing plate, nut plate and auxiliary handle mount |
| 03/08/1988 | US4729698 Multi-purpose and versatile portable power tool |
| 03/03/1988 | DE3627968A1 Guide sub-assembly for universal hand drilling for universal mechanical treatment |
| 03/02/1988 | EP0257174A2 Mechanism for blocking the drill spindle of a hand-held rotary percussion drill |
| 03/02/1988 | CN87202953U Manual electric machine for drilling, threading and looping |
| 03/01/1988 | US4728876 Orthopedic drive assembly |
| 02/25/1988 | DE3627689A1 Accessory device capable of being firmly clamped on a work table, for the stationary use of a machine, e.g. a portable drilling machine (hand drill) |
| 02/23/1988 | US4726430 Device for driving a drilling and/or impacting tool |
| 02/18/1988 | DE3644925A1 Powered hand tool, in particular router |
| 02/11/1988 | WO1988000870A1 Mounting for accessory units |
| 02/11/1988 | DE3626063A1 Appliance for producing wall apertures |
| 01/26/1988 | US4722021 Safety circuit for hand tools, and method for safe operation thereof |
| 01/12/1988 | US4718797 Snap-on pad for chuck key |
| 01/06/1988 | CN87203957U Movable multifunctjional steel rail drilling machine |
| 12/23/1987 | DE3620710A1 Coupling element for a hand-guided electric tool |
| 12/23/1987 | DE3620699A1 Clamping device |
| 12/23/1987 | CN86203052U Potable multi-functional auto-machine hand with or without using electricity |
| 12/22/1987 | US4714386 Locksmiths' method and apparatus for combination safes |
| 12/17/1987 | DE3619632A1 Clamping device for a driving machine, e.g. a portable drill |
| 12/16/1987 | CN87104315A Arrangement for supporting of shank of drilling machine |
| 12/15/1987 | US4712625 Drilling and percussion hammer |
| 12/08/1987 | US4711609 Drill tool |
| 12/03/1987 | DE3618024A1 Electric tool with clutch |
| 12/01/1987 | US4710071 Family of electric drills and two-speed gear box therefor |
| 11/26/1987 | DE3720765A1 Guide sub-assembly for universal hand drilling for universal mechanical working |
| 11/26/1987 | DE3617347A1 Coupling element for a manually guided electronic tool |
| 11/25/1987 | CN87103381A Arrangement for mounting of rotation element in drilling machine |
| 11/25/1987 | CN87103380A Body construction for drilling machine |
| 11/25/1987 | CN87103327A Arrangement for supporting of axial bearing of drilling machine |
| 11/19/1987 | WO1987007011A1 Process for measuring the distance between a machine-tool and a workpiece |
| 11/19/1987 | WO1987007008A1 Machine-tool, preferably drilling machine |
| 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 |
| 11/07/1987 | CN86205271U Simple drill rack suitable for hand drill and electric drill |
| 10/27/1987 | US4702621 Bearing arrangement for a feeding device for a drilling machine |
| 10/27/1987 | US4702326 Coupling arrangement for a drill shank of a percussion drilling machine |
| 10/22/1987 | DE3612800A1 Tool holder |
| 10/15/1987 | DE3612214A1 Power-driven hand-held machine tool, in particular router |
| 10/14/1987 | EP0241425A1 Power control with overload protection for a drilling tool |
| 10/08/1987 | DE3702498A1 Portable drilling machine with two drill chucks for simultaneous accommodation of one tool each |
| 10/07/1987 | CN86100427A Single-hand operating drilling tool-the drilling awl. |
| 10/06/1987 | CA1227675A1 Chuck key |
| 09/30/1987 | EP0238718A1 Cordless electric tool |
| 09/29/1987 | CA1227385A1 Electropneumatic hammer drill |
| 09/23/1987 | EP0238204A1 Orthopedic drive assembly and rechargeable battery assembly thereof |
| 09/22/1987 | CA1227093A1 Continuously revolving percussion drilling machine |
| 09/09/1987 | CN86207364U Improved portable miniature electric drill |
| 09/02/1987 | EP0234066A1 Apparatus for hand drilling |
| 09/01/1987 | US4690592 Stabilizing attachment for boring head |
| 09/01/1987 | US4690226 Hammer drill |
| 08/26/1987 | CN86206988U Small-sized rail drilling machine |
| 08/25/1987 | US4688975 Quick change tool retainer |
| 08/20/1987 | DE3604506A1 Rotary percussive drive machine |
| 08/19/1987 | CN86206879U Diamond piercer for construction engineering |
| 08/18/1987 | US4687385 Portable hole cutting power tool |
| 08/04/1987 | US4684303 Drill stand with a guide column |
| 07/23/1987 | DE3613264A1 Multi-purpose drill |
| 07/14/1987 | US4679969 Positive feed drill clamp system |
| 07/01/1987 | EP0226644A1 Rotary hammer |
| 06/19/1987 | DE3543655A1 Auxiliary attachment for portable drills |
| 06/16/1987 | US4673318 Hand tool machine, in particular drilling machine |
| 06/16/1987 | US4673042 Pneumatic hammer |
| 06/02/1987 | US4669551 Electropneumatic hammer drill |
| 06/02/1987 | CA1222402A1 Pneumatic hydraulic hand-held power unit |
| 05/26/1987 | US4667749 Damping element, and its installation in a motor-driven hand tool |
| 05/26/1987 | US4667748 Method of driving an element and an hydraulic impactor |