Patents
Patents for B23B 45 - Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor (6,587)
01/1994
01/04/1994US5275515 Power clamp pin
01/04/1994US5275514 Drill support
01/04/1994CA1325759C Multi-use apparatus for the control of portable power tools
12/1993
12/23/1993WO1993025759A1 Machine for making hole in railway rail
12/23/1993WO1993025352A1 A penetrated tool system
12/22/1993CN2149997Y Multi-function mini-size electric drill
12/15/1993EP0345344B1 Airfeed peck drill configuration
12/14/1993US5269733 Power tool plastic gear train
12/08/1993EP0502899B1 A device for releasable connection of two members
12/02/1993DE4217860A1 Machine tool fastener on steel pipe or tube - has table-less drill frame with column, to which is coupled chuck
11/1993
11/25/1993WO1993023211A1 Process and device for actuating a percussive tool by means of compressed air
11/25/1993DE4216808A1 Mechanical drill and chisel machine - has counter shaft with axial cog and striker mechanism selectively in mesh with cogs on main spindle
11/25/1993CA2135896A1 Process and device for actuating a percussive tool by means of compressed air
11/24/1993EP0570889A1 Power tool plastic gear train
11/19/1993CA2095584A1 Power tool plastic gear train
11/18/1993DE4216071A1 Verfahren und Vorrichtung zum Betätigen eines Schlagwerkzeuges mittels Preßluft Method and apparatus for operating an impact tool means of compressed air
10/1993
10/27/1993EP0566926A1 Gear unit for a hand-held tool
10/14/1993WO1993019915A1 Tool stand, in particular for stone borers and saws
10/13/1993EP0564624A1 Drilling hammer.
10/07/1993DE4211316A1 Electrical machine tool housing - has vibration body in clearance between overlapping edges of two sections of housing connecting sections together
10/07/1993CA2092498A1 Drill unit
10/06/1993EP0563727A1 Device for torque transmission
10/06/1993CN2143152Y Electric drill
10/01/1993CA2092584A1 Torque transmitting device
09/1993
09/22/1993EP0561233A1 Gun-type electric tool
09/14/1993US5244048 Drilling system
09/02/1993WO1993016845A1 Powered hand tool
09/02/1993DE4205840A1 Spindle lock for hammer drill with chisel function - is effected by bringing sliding gear cluster of spindle drive transmission into mesh with teeth of locking segment fixed to housing
08/1993
08/26/1993DE4204947A1 Kraftgetriebene handwerkzeugmaschine Power-driven hand machine tools
08/25/1993EP0556713A2 Tool change device on a hand-held machine-tool
08/24/1993US5238336 Hand held power dowel tool
08/24/1993CA1321493C Drilling machines
08/19/1993WO1993015863A1 A device for switching the revolutions of electrical, two-speed, percussion and reversible hand drilling machine
08/19/1993DE4204420A1 Battery-driven hand tool e.g. electric screwdriver - has separate battery pack and state-of-charge indicator plugging into rear of tool housing, forming rechargeable unit
08/10/1993US5233887 Quick return mechanism for a drilling machine
08/05/1993DE4202767A1 Hammer drill with electric motor for driving pneumatic hammer mechanism and drill - has armature shaft vertical to rotation axis of shaft system rotating drill bit and vertical rear shaft for hammer mechanism also vertical front shaft for drill bit
08/04/1993EP0554017A1 A support for a machine tool
08/04/1993EP0553124A1 Device for hand machine-tools.
07/1993
07/30/1993CA2080515A1 Drill support
07/28/1993EP0552328A1 Percussion drill.
07/27/1993US5230261 Electric power tool
07/15/1993DE4218982A1 Device for drilling holes in vertical surfaces, e.g side panels in truck - has rectangular frame with rollers supported on panel's upper edge and drill in sliding mount on horizontal cross-piece.
07/14/1993EP0550707A1 Device and process for temporarily applying holding or securing means to a surface
07/06/1993US5224803 Router device
07/06/1993US5224682 Drill holding mechanism
07/06/1993US5224230 Router-bit drywall cutter
06/1993
06/29/1993US5222848 Multi-functional drill and lock assembly
06/23/1993EP0548008A1 Tool for impact drilling and chiseling and tool chuck therefor
06/09/1993EP0544865A1 Drill or percussion hammer.
06/09/1993CN2135418Y Magnetic seat speed-adjustable hole drilling machine
05/1993
05/30/1993CA2056637A1 Adapter for rotary device
05/19/1993DE4137386A1 Circuit for contactless operating parameter changeover for electric tool - derives variable demand voltage from source by switching auxiliary resistance w.r.t. potential divider
05/18/1993US5211693 Drilling and chipping tool
05/13/1993DE4136584A1 Tool-holder arrangement for hammer drill - has locking bush axially fixed on housing nose but rotatable to force locking pins carried by guide sleeve into tool locking slots
05/06/1993DE4236819A1 Machine tool power transmitting appts. from driver to rotating drive shaft - translates both rotary and to and fro movement to spindle from rotary moment of drive mechanism to drive rotating tool
05/05/1993CN2131649Y Hand-operated multifunction electric tool
05/04/1993US5207528 Retaining device for an angled drive
04/1993
04/29/1993WO1993007995A1 Drilling hammer
04/29/1993DE4135240A1 Bohrhammer Rotary Hammer
04/29/1993CA2081193A1 Router device
04/20/1993US5203650 Method and apparatus for drilling holes
04/14/1993EP0537124A1 Portable boring machine
04/14/1993EP0536622A1 Impact hammer with grease lubrification
04/14/1993CN1070859A Improvements in work length stops
04/13/1993US5201373 Hand held power tool with safety coupling
04/01/1993WO1993005929A1 Device fitted on hand power tools
04/01/1993DE4132023A1 Einrichtung an handwerkzeugmaschinen Means at hand machine tools
03/1993
03/31/1993EP0444030B1 Drilling hammer
03/18/1993DE4130723A1 Coolant supply for core drill - uses compressed air expanding from inside bore hole to cool cutter and carry away waste
03/04/1993WO1993003877A1 Device for locking a tool on a support
03/03/1993EP0529457A1 A quick return mechanism for a drilling machine
03/02/1993CA1313979C Synchronized hammer coupling
02/1993
02/18/1993WO1993003286A1 Device and process for temporarily applying holding or securing means to a surface
01/1993
01/28/1993DE4125006A1 Producing wall recesses for installation of electrical sockets
01/28/1993DE4125005A1 Producing wall recesses for installation of electrical sockets
01/21/1993WO1993001027A1 Percussion drill
01/14/1993DE4215288A1 Bohrhammer Rotary Hammer
01/07/1993WO1993000201A1 Drill or percussion hammer
01/07/1993DE4121279A1 Bohr- und/oder schlaghammer Drilling and / or percussion hammer
01/05/1993US5176593 Speed changing mechanism including planet gears and one-way clutch
12/1992
12/30/1992CN2126124U Hand driling tool
12/29/1992US5174690 Mounting power tools
12/23/1992EP0519121A2 Speed changing mechanism including planet gears and one-way clutch
12/15/1992US5170545 Screwgun saw adaptor
12/15/1992CA2044690A1 Oil spraying device
12/10/1992WO1992021469A1 An attachment for a drive shaft of a drill or like rotary tool
12/02/1992EP0516343A1 Portable drilling apparatus
12/02/1992EP0515371A1 Hand-held machine tool.
12/02/1992CN2123392U Miniature pistol type drill
12/01/1992CA2069264A1 Portable drilling apparatus
11/1992
11/26/1992DE4216710A1 Height adjustable work-head holding assembly - has sliding part with integral linear gear part which may be in form of chain
11/25/1992CN2122700U Portable electric large-hole drill
11/24/1992US5165827 Multi-use tool guide
11/24/1992US5165317 Multi-use apparatus for the control of portable power tools
11/21/1992CA2068958A1 Feeding device
11/12/1992DE4215421A1 Portable electric drill operating in different ways - has spring locking ball engaging in different recesses in plate
11/04/1992EP0511485A1 Locking device for angle head
11/03/1992US5160231 Guide means attachment for a hand-held power tool
11/03/1992US5160229 Mist-spouting type drilling device
11/03/1992US5159986 Power tool
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