Patents
Patents for B23B 45 - Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor (6,587)
12/1988
12/01/1988WO1988009245A1 Torque-transmitting device for hand-held power tools
11/1988
11/30/1988EP0292651A1 Vibrating cutting tool
11/29/1988CA1245420A1 Device for drilling passages in the core of composite partitions
10/1988
10/26/1988CN87216524U Conventional gimlet operated by single hand
10/25/1988US4779687 Electric tool with source of power independent of the line
10/05/1988CN87205322U A.c. / d.c. dual purpose miniature electric hand drill
10/04/1988US4775269 Hand held tool with removable chuck
09/1988
09/28/1988EP0283945A2 Power supply device for electric tools
09/28/1988CN87211937U Multi-functional electric gimlet
09/13/1988US4770254 Rotary hammer with body having detachable sections
09/07/1988EP0280769A2 Auxiliary handle for hand drills
08/1988
08/30/1988US4766963 Hand-held hammer tool
08/23/1988US4765786 Drill guide
08/18/1988DE3703311A1 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
07/1988
07/27/1988EP0275392A1 Surgical drilling machine for bones
07/20/1988EP0274607A1 Medical drilling machine
07/14/1988DE3644707A1 Drill hammer
07/12/1988CA1239141A1 Coupling arrangement for a drill shank of a percussion drilling machine
06/1988
06/23/1988DE3642061A1 Mobile drill stand
06/21/1988US4751970 Angular attachment for transmitting and deviating output power of a machine
06/21/1988CA1238357A1 Switch limit assembly
06/15/1988CN87210489U Mini type high sheed air drill
06/02/1988WO1988003848A1 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
06/01/1988EP0269562A2 Installation for the input of control data specific to a tool of a machine with an interchangeable tool
05/1988
05/31/1988US4747733 Electric drill's chuck key holding device
05/26/1988DE3448189C2 Hammer drill
04/1988
04/27/1988EP0265378A1 Portable machine with a tool holding fixture
04/26/1988US4740119 Lever operated control mechanism for movement of an electric drill
04/12/1988US4736806 Continuously revolving percussion drilling machine
04/12/1988CA1235003A1 Device for driving a drilling and/or impacting tool
03/1988
03/30/1988EP0261386A2 Depth stop
03/22/1988US4732514 Device for use in reshaping the gate of a metal mould for plastic injection moulding
03/22/1988US4732218 Hammer drill with separate and interconnectable drive means
03/22/1988US4732217 Hammer drill
03/15/1988US4730420 Drilling device for drilling plates susceptible to breaking
03/08/1988US4730134 Portable power tool with combination bearing plate, nut plate and auxiliary handle mount
03/08/1988US4729698 Multi-purpose and versatile portable power tool
03/03/1988DE3627968A1 Guide sub-assembly for universal hand drilling for universal mechanical treatment
03/02/1988EP0257174A2 Mechanism for blocking the drill spindle of a hand-held rotary percussion drill
03/02/1988CN87202953U Manual electric machine for drilling, threading and looping
03/01/1988US4728876 Orthopedic drive assembly
02/1988
02/25/1988DE3627689A1 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)
02/23/1988US4726430 Device for driving a drilling and/or impacting tool
02/18/1988DE3644925A1 Powered hand tool, in particular router
02/11/1988WO1988000870A1 Mounting for accessory units
02/11/1988DE3626063A1 Appliance for producing wall apertures
01/1988
01/26/1988US4722021 Safety circuit for hand tools, and method for safe operation thereof
01/12/1988US4718797 Snap-on pad for chuck key
01/06/1988CN87203957U Movable multifunctjional steel rail drilling machine
12/1987
12/23/1987DE3620710A1 Coupling element for a hand-guided electric tool
12/23/1987DE3620699A1 Clamping device
12/23/1987CN86203052U Potable multi-functional auto-machine hand with or without using electricity
12/22/1987US4714386 Locksmiths' method and apparatus for combination safes
12/17/1987DE3619632A1 Clamping device for a driving machine, e.g. a portable drill
12/16/1987CN87104315A Arrangement for supporting of shank of drilling machine
12/15/1987US4712625 Drilling and percussion hammer
12/08/1987US4711609 Drill tool
12/03/1987DE3618024A1 Electric tool with clutch
12/01/1987US4710071 Family of electric drills and two-speed gear box therefor
11/1987
11/26/1987DE3720765A1 Guide sub-assembly for universal hand drilling for universal mechanical working
11/26/1987DE3617347A1 Coupling element for a manually guided electronic tool
11/25/1987CN87103381A Arrangement for mounting of rotation element in drilling machine
11/25/1987CN87103380A Body construction for drilling machine
11/25/1987CN87103327A Arrangement for supporting of axial bearing of drilling machine
11/19/1987WO1987007011A1 Process for measuring the distance between a machine-tool and a workpiece
11/19/1987WO1987007008A1 Machine-tool, preferably drilling machine
11/12/1987DE3615874A1 Verfahren zur messung der entfernung einer handwerkzeugmaschine von einem werkstueck A method for measuring the distance of a hand machine tools of a workpiece
11/07/1987CN86205271U Simple drill rack suitable for hand drill and electric drill
10/1987
10/27/1987US4702621 Bearing arrangement for a feeding device for a drilling machine
10/27/1987US4702326 Coupling arrangement for a drill shank of a percussion drilling machine
10/22/1987DE3612800A1 Tool holder
10/15/1987DE3612214A1 Power-driven hand-held machine tool, in particular router
10/14/1987EP0241425A1 Power control with overload protection for a drilling tool
10/08/1987DE3702498A1 Portable drilling machine with two drill chucks for simultaneous accommodation of one tool each
10/07/1987CN86100427A Single-hand operating drilling tool-the drilling awl.
10/06/1987CA1227675A1 Chuck key
09/1987
09/30/1987EP0238718A1 Cordless electric tool
09/29/1987CA1227385A1 Electropneumatic hammer drill
09/23/1987EP0238204A1 Orthopedic drive assembly and rechargeable battery assembly thereof
09/22/1987CA1227093A1 Continuously revolving percussion drilling machine
09/09/1987CN86207364U Improved portable miniature electric drill
09/02/1987EP0234066A1 Apparatus for hand drilling
09/01/1987US4690592 Stabilizing attachment for boring head
09/01/1987US4690226 Hammer drill
08/1987
08/26/1987CN86206988U Small-sized rail drilling machine
08/25/1987US4688975 Quick change tool retainer
08/20/1987DE3604506A1 Rotary percussive drive machine
08/19/1987CN86206879U Diamond piercer for construction engineering
08/18/1987US4687385 Portable hole cutting power tool
08/04/1987US4684303 Drill stand with a guide column
07/1987
07/23/1987DE3613264A1 Multi-purpose drill
07/14/1987US4679969 Positive feed drill clamp system
07/01/1987EP0226644A1 Rotary hammer
06/1987
06/19/1987DE3543655A1 Auxiliary attachment for portable drills
06/16/1987US4673318 Hand tool machine, in particular drilling machine
06/16/1987US4673042 Pneumatic hammer
06/02/1987US4669551 Electropneumatic hammer drill
06/02/1987CA1222402A1 Pneumatic hydraulic hand-held power unit
05/1987
05/26/1987US4667749 Damping element, and its installation in a motor-driven hand tool
05/26/1987US4667748 Method of driving an element and an hydraulic impactor
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