Patents
Patents for B23B 45 - Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor (6,587)
09/1998
09/23/1998EP0865345A1 Power hand tool with rotatable handle
09/15/1998US5807034 Vacuum drill plate
09/15/1998US5806609 Manually operable tool for drilling and/or removing material in brittle and/or low ductile material
09/09/1998EP0863257A2 Drill for drilling crossties, particularly for use in the railroad sector
09/02/1998EP0762948B1 Toolholder for a hand drill, in particular a hammer drill
09/02/1998CN2289877Y Portable column diamond engineering drilling machine
08/1998
08/26/1998EP0860246A2 Device for guiding and supporting a hand held power drill
08/25/1998US5797708 Universal drill guide
08/25/1998US5797462 Pneumatic power tool
08/06/1998WO1998019833A3 Device for orienting a working angle in a hand machine-tool
08/05/1998EP0856371A2 Device for transferring axial impulses on a drill tool
08/04/1998US5787996 Drilling and/or chiseling tool
07/1998
07/29/1998EP0854773A2 Insertable tool and tool holder for drilling and/or impacting electric machines
07/28/1998US5785467 Lever bar machining apparatus
07/09/1998WO1998029220A1 Percussion drill and/or jack hammer with handle spring-buffered against the hammer housing
07/07/1998US5775440 Hammer drill with an idling strike prevention mechanism
06/1998
06/24/1998CN2284662Y 手动钻 Manual drill
06/23/1998US5769620 Percussion mechanism for a tool working by percussion or rotary percussion
06/17/1998EP0847837A2 Multiple speed transmission for hand held power tool
05/1998
05/26/1998CA2191255A1 Acu-drilling aid kit
05/22/1998WO1998021014A1 Working tool that can be guided in a grab handle
05/20/1998DE19646622A1 An einem Handgriff führbares Arbeitsgerät On a handle feasible working device
05/14/1998WO1998019833A2 Device for orienting a working angle in a hand machine-tool
05/14/1998WO1998006245A3 Electric tool with ducted cooled control electronics
05/13/1998EP0841127A2 Motor-driven hand tool with safety device in case of jammed tool
05/13/1998EP0841126A2 Motor-driven hand tool with safety device in case of jammed tool
05/06/1998EP0839619A1 Core drill
05/05/1998US5746552 Adjustable drill bushing
04/1998
04/23/1998WO1998016353A1 Apparatus for mounting a drill on a pipe
04/22/1998EP0836902A1 Mode change switch
04/16/1998WO1998015388A1 Striking tool provided with an air-cushion impact mechanism
04/14/1998US5738469 Torque adjustment control mechanism of a hand drill
04/09/1998DE19640894A1 Mit einem Luftpolsterschlagwerk versehenes Schlagwerkzeug With an air cushion percussion hammer tool provided
04/08/1998CN2277843Y 气动手工工具 Pneumatic Hand Tools
04/01/1998CN2277310Y Multi-purpose drill chuck for bench drill
04/01/1998CN2277309Y Portable electric bench drill
03/1998
03/31/1998US5733074 Manual tool for removing material from brittle and/or non-ductile stock
03/31/1998US5732805 Lock device of output shaft
03/31/1998US5732782 Drilling and chiseling tool
03/24/1998US5731673 Electrical power tool having a motor control circuit for increasing the effective torque output of the power tool
03/19/1998WO1998010902A1 Drilling machine
03/05/1998DE19634346A1 Hammer tool for power tool
02/1998
02/25/1998EP0824998A1 Device for handling a machine tool
02/12/1998WO1998006245A2 Electric tool with ducted cooled control electronics
02/12/1998WO1998005457A1 Impact mechanism for a hammer drill
02/05/1998DE19631517A1 Von einem Elektromotor angetriebenes, an Einphasenwechselstrom anschließbares, drehzahlvariables, handgehaltenes Elektrowerkzeug By an electric motor driven, connectable to a single-phase, variable speed, hand-held power tool
02/03/1998US5713702 Adaptors for a drill stand
01/1998
01/29/1998DE19629623A1 Werkzeugmaschine Machine tool
01/28/1998CN1171321A Hand electric toolroom machine
01/27/1998US5711379 Hammer drill
01/20/1998US5709391 Bit mounting device
01/14/1998EP0818273A1 Pneumatic power tool
01/14/1998CN1169903A Power driven hammer drill with anti-useless-strike
01/13/1998US5706903 Tool
01/13/1998US5706902 Power hand tool, especially impact screwdriver
01/08/1998DE19626254A1 Elektrohandwerkzeugmaschine Electric hand tool
01/06/1998US5704744 Arrangement for transmitting torque in a manually operated tool
01/06/1998US5704739 Portable drill press
12/1997
12/30/1997US5702212 Drilling device for producing drilled holes with an undercut
12/23/1997US5700265 Method and apparatus for drilling a curved bore in an object
12/23/1997US5700018 Tool bit chuck
12/18/1997DE19720947A1 Elektrokombihammer Electric Combi Hammer
12/17/1997EP0783390A4 Pneumatic spot weld drill
12/17/1997CN2270582Y High efficiency drilling machine for rail
12/17/1997CN1168116A Apparatus for boring web of shape steel
12/10/1997EP0811466A2 Improvements in or relating to power tools
12/04/1997WO1997045222A1 Control device for boring machine
12/04/1997DE19621610A1 Einrichtung zum Wechseln des Werkzeughalters an einer Handwerkzeugmaschine Means for changing the tool holder to a hand tool
12/02/1997CA2100487C Tool bit and tool bit chuck for manually operated tools
11/1997
11/26/1997EP0808695A2 Percussive drill
11/19/1997CN2267884Y Portable multifunction hand-held electric drill
11/18/1997US5687802 Power hand tool with rotatable handle
11/12/1997EP0806259A1 Apparatus for boring web of shape steel
11/05/1997EP0804315A2 Machine-tool
11/05/1997CN2266473Y Anti-biasing hand electric drilling machine
10/1997
10/22/1997CN2265265Y 手持电钻 Handheld drill
10/22/1997CN2265264Y Electric drill capable of substituting rotary screwdriver
10/21/1997US5678641 Drilling and chipping tool
10/14/1997US5676503 Drill stand with an automatic advancement device for a drilling machine
09/1997
09/30/1997US5671815 Hand machine tool with battery operated drive motor
09/16/1997US5667345 Optical device and method for obtaining reference planes, especially for hand-held tools
09/09/1997US5664634 Power tool
09/04/1997WO1997031576A1 Drill for surgical use
09/04/1997DE19607624A1 Drilling tool for application in conjunction with rotary hammer drill
08/1997
08/28/1997DE19607123A1 Bohrmaschine für chirurgische Zwecke Drill for surgical purposes
08/14/1997WO1997028930A1 Tool holder for inserted tools in drilling and/or hammering machines
08/14/1997DE19604282A1 Werkzeughalter mit Aufnahme für verschiedene Werkzeugsysteme Tool holder with mounting for various tool systems
08/07/1997DE19703094A1 Electrical hand tool with tool attachment
08/07/1997DE19603528A1 Handwerkzeugmaschine Hand tool
08/05/1997US5653294 Impact mechanism for a hammer drill
07/1997
07/30/1997EP0785846A1 Handle for a pneumatic power tool
07/29/1997US5651419 Powered hand tool
07/23/1997CN1154887A Rotary-impacting-type electric rock drill
07/17/1997DE19601709A1 Positioning device for drilling machine
07/16/1997EP0783390A1 Pneumatic spot weld drill
07/09/1997CN1153873A Lock device of output shaft
07/02/1997CN1153091A Drilling and/or rock drill
07/01/1997US5644112 Electrical switch
06/1997
06/26/1997DE19654272A1 Powered tool, especially hammer
06/18/1997CN1151921A Drilling and quarrying machine
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