Patents
Patents for B23B 41 - Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor (5,345)
07/1996
07/30/1996US5540613 Cutter apparatus
07/30/1996US5540527 Drilling device having a radially displacable drill shank
07/23/1996US5538370 Device for drilling a square hole
07/18/1996DE19500950A1 Fitting for making and interrupting fluid connections on branch pipes
07/03/1996CN1125650A High pressure tapping apparatus
06/1996
06/06/1996WO1996016762A1 Precision drill for drilling noncircular bores
06/04/1996US5522683 Drilling apparatus
05/1996
05/30/1996DE4442218A1 Feinbohrmaschine zur Erzeugung unrunder Bohrungen Fine boring machine for the production of non-circular holes
05/01/1996EP0709164A1 Installation for machining plates
05/01/1996CN2225920Y Non-isothickness machining mechanism of borer for machining semicircular axle bush
04/1996
04/17/1996EP0455829B1 Board holder in printed board boring machine
04/17/1996CN2224688Y Upper opening thinning mechanism of boring mill for hemicyclic bush
04/17/1996CN1120488A Drilling device for producing drilled holes with an undercut
04/16/1996US5507605 Finger hole drilling machine for bowling ball
04/16/1996US5507604 Tapping assembly
04/02/1996US5503508 Apparatus for, and method of, drilling lug holes and valve stem holes in motor vehicle wheels
03/1996
03/28/1996DE19504698C1 Drilling sleeve for pipe
03/20/1996EP0702188A2 Tapping tee assembly
03/14/1996WO1996007499A1 Apparatus and method for boring overhead cam engine cylinder heads
03/13/1996EP0700362A1 Apparatus and method for controlled penetration of compressed fluid cylinders
03/07/1996WO1996006701A1 Method and device for influencing the course of deep hole drilling
03/07/1996DE19531913A1 Drilling fitting for plastics supply conduits under medium pressure
03/06/1996EP0699494A1 Tool
03/06/1996EP0699493A1 Chip forming machine tool
02/1996
02/29/1996DE4430331A1 Verfahren und Vorrichtung zur Beeinflussung des Verlaufs von Tieflochbohrungen Method and apparatus for influencing the course of deep holes
02/28/1996EP0698436A1 Drilling device to make holes with undercutting
02/22/1996WO1996005106A1 Rupture vessel with auxiliary processing vessel
02/21/1996EP0697558A1 Cutter apparatus
02/21/1996CN2220336Y Special-purpose boring machine for processing hole and end face
02/15/1996DE4444857C1 Method for forming opening in wall of esp. exhaust pipe
01/1996
01/23/1996US5486074 Portable drilling apparatus
01/10/1996CN2216878Y Machine for reproducing keys with double group guide pin and cutting tools
01/03/1996EP0689488A1 Forming threaded holes
01/02/1996US5480269 Method of drilling a hole for printed wiring board
12/1995
12/26/1995US5477759 Radial cutting tool for cutting thick-walled tubular members
12/21/1995WO1995034398A1 Drilling tool with internal cavities for chip removal
12/21/1995WO1995034397A1 Drilling tool with rounded insert support surfaces
12/21/1995CA2192578A1 Drilling tool with rounded insert support surfaces
12/14/1995WO1995033591A1 Method and apparatus for making a longitudinal hole in a pipe
12/14/1995DE4425603A1 Boring machine for deep holes in workpiece
12/14/1995DE4420179A1 Fixture for drilling hole in walls of pipes mounted below ground level
12/12/1995US5474114 Apparatus and method for controlled penetration of compressed fluid cylinders
12/06/1995EP0685679A1 Device for working on a workpiece
12/06/1995CN2214250Y Special driller for on-site working furnace cooling wall
11/1995
11/22/1995CN1112040A Spot-drilling element
11/15/1995CN2212468Y Gas cell sealed pressure perforating machine
11/08/1995CN2211870Y Equipment for working pin and hole when changing turbine blade
11/08/1995CN1111180A Drilling device having a radially displaceable drill shank
10/1995
10/31/1995US5462393 Drilling apparatus for producing drilled holes with undercuts
10/17/1995US5458530 Device for producing drilled holes with undercut
10/17/1995US5458443 Automatic drilling tool especially for a robot
10/04/1995EP0675313A2 High pressure tapping apparatus
09/1995
09/27/1995CN2208461Y Drilling machine for frozen iron
09/19/1995CA2072498C Apparatus for processing pressurized members
09/16/1995CA2144680A1 Apparatus and method for installing a valve on or into an exisiting pipe
08/1995
08/31/1995DE4405798A1 Drill start centring fitting with drill socket
08/30/1995EP0333744B1 Method and apparatus for manufacturing printed circuit boards
08/23/1995CN2205758Y Practical deep-hole twist drilling machine
08/15/1995US5441474 PCB working machine and method
08/10/1995DE4404051A1 Boring attachment
08/09/1995EP0666135A1 A drilling system
08/08/1995US5439331 High pressure tapping apparatus
08/05/1995CA2141472A1 Drilling system
07/1995
07/25/1995US5435671 Drilling printed circuit boards and entry and backing boards therefor
07/11/1995US5430932 Apparatus for installing a valve on or into an existing pipe
07/04/1995US5429459 Method of and apparatus for thread mill drilling
06/1995
06/27/1995US5427478 Bowling ball drilling apparatus
06/27/1995US5427157 Apparatus and method for controlled penetration of compressed fluid cylinders
06/22/1995WO1995016542A1 Hole cutting apparatus
06/22/1995DE4408817C1 Valve/drilling fitting with integrated cut-off of operation
06/20/1995US5425395 Tapping tee assembly
06/14/1995EP0479954B1 Drilling machine or drilling installation for profile steel or plate
06/08/1995DE4338663C1 Process for exchanging drill fitting on gas pipes or household water mains
06/07/1995EP0656240A1 Drilling device with radially movable drill spindle
06/01/1995DE4340249A1 Apparatus for controlling boring depth in multilayer PCB
05/1995
05/31/1995CN2198996Y Combined numerically controlled steel girder drilling and cutting centre
05/17/1995CN2197155Y Boring machine for brake drum with rotary spindle feeding by worm-gear drive
05/16/1995US5415501 Chuck Assembly and drill tool for deep hole drills
05/03/1995CN2195992Y Device specially adapted for processing boxes
05/03/1995CN2195991Y Quick operation gripping type drilling machine for ralway
04/1995
04/26/1995CN2195399Y Bearing processing apparatus for submersible guaranteeing concentricity of electric machine
04/11/1995US5404641 Method of drilling through contiguous plate members using a robotic drill clamp
03/1995
03/30/1995DE4339754C1 Device for making bores in a dish or a rim of a motor-vehicle wheel
03/28/1995US5400492 Method of severing/replacing connector in water service pipe
03/23/1995DE4331817A1 Boring fitting
03/22/1995EP0644295A2 Drill for drilling rails and track rigs for railroad applications
03/09/1995DE4339755C1 Arrangement for making holes in a dish or a rim of a wheel of a motor vehicle
03/08/1995EP0641616A1 Drilling device for making undercuttings in holes
03/07/1995US5394776 Radial cutting tool for cutting thick-walled tubular members
02/1995
02/23/1995WO1995005260A1 Robotic drill clamp
02/15/1995EP0513322B1 Form drilling or turning device
01/1995
01/26/1995DE4318830C1 Deep-hole drilling machine which can be optionally equipped with a drilling tool or a milling tool
01/11/1995EP0633084A1 Drilling device for making holes with undercuttings
01/03/1995US5378092 Apparatus for cutting a hole in a pipe liner
12/1994
12/14/1994EP0629109A1 Method of drilling a hole for printed wiring board
12/08/1994WO1994027907A1 Apparatus and method for controlled penetration of compressed fluid cylinders
12/08/1994CA2163031A1 Apparatus and method for controlled penetration of compressed fluid cylinders
12/07/1994EP0572540A4 Arrangement for driving a rotary tool.
11/1994
11/29/1994US5368538 Method of and apparatus for machining structural shapes
11/24/1994WO1994021409A3 Forming threaded holes
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