Patents
Patents for B23B 39 - General-purpose boring or drilling machines or devices; Sets of boring or drilling machines (3,312)
10/1992
10/01/1992WO1992016326A1 Machine tool
09/1992
09/26/1992CA2047331A1 Hinge/door drill
09/17/1992DE4108401A1 High speed multispindle drill head with crank drive - has spindles with drive cranks and resiliently fixed crank pins connected by coupling rod
09/15/1992US5147160 Thin panel drilling method and apparatus
08/1992
08/19/1992EP0368996B1 Horizontal boring and milling machine
08/06/1992WO1992012816A1 A multispindle machine for processing workpieces gripped by independently controlled feeding and clamping means on either side of the tool assembly
07/1992
07/21/1992US5131292 Spindle drive
07/07/1992US5127139 Stringer clip end effector
06/1992
06/30/1992US5125299 Portable machine tool
06/11/1992DE4039345A1 Constant pitch hole drill - has two-pin centring head travelling along row in relation to drill head
06/02/1992US5118227 Template boring machines
05/1992
05/27/1992EP0486992A1 Chip-forming machine tool with spindlehead provided with three degrees of freedom
05/26/1992US5116169 Apparatus and method for drilling glass
04/1992
04/15/1992CN2101537U Precise wind power static pressure high-speed table drill for bearing
04/15/1992CN1016236B Working machine for processing double main axle hole
04/01/1992EP0477766A1 Machine tool, in particular for working printed circuit boards
04/01/1992EP0266397B1 High speed precision drilling system
03/1992
03/31/1992CA1298103C Adjustable dual drill assembly
03/17/1992US5096339 Electromagnetic base drill with antifloating control means
02/1992
02/25/1992US5090846 Method and apparatus for drilling of holes into the mantle of a cylinder
02/19/1992CN2096435U Vertical-horizontal boring machine
02/18/1992US5088171 Assembly robot with drilling unit
02/12/1992EP0470350A2 Multi-spindle machine for drilling, milling or similar works
02/04/1992US5085543 Hinge/door drill
01/1992
01/29/1992CN2094407U Upright driller
01/21/1992US5081763 Automated drilling station
01/15/1992EP0465894A2 Drilling device
01/08/1992EP0465435A1 Multiple head machine tool for machining panels
12/1991
12/31/1991US5076743 Device for drilling undercuts
12/25/1991CN2091192U Bench drill with 5-freedom workbench
12/18/1991EP0461733A2 High speed precision drilling system
12/05/1991DE4117723A1 Machine tool with multiple vertical spindles - has tools extending upwards from spindles and workpieces mounted above spindles
11/1991
11/28/1991DE4016480A1 Drilling-milling machine spindle unit - is designed partic. for use on flat sheets and has cylinders to move spindles vertically inside central bores of gear wheels of drive
11/27/1991EP0458728A1 Spindle drive
11/23/1991WO1991018224A1 Spindle drive
11/23/1991CA2083049A1 Spindle drive
11/14/1991WO1991017013A1 Portable machine tool
11/12/1991US5064318 Precision guidance apparatus
11/05/1991US5062743 Drilling device
10/1991
10/15/1991US5056964 Machining apparatus
10/10/1991DE4110751A1 Flat-component machining equipment - indexes components for distance equal to amount of tool-holder movement
10/02/1991EP0448947A1 Method of drilling of holes into the mantle of a cylinder in a paper machine and equipment for use in the method
08/1991
08/14/1991CN2082651U Ultrasonic vibration drilling and cutting device for microholes
08/06/1991US5036928 Device for drilling an undercut in a borehole
07/1991
07/30/1991US5035554 Method for determining the radius described by a tool
07/04/1991DE4000025A1 Device for machining workpieces to slightly elliptical section - is subject to hydraulic pressure control from computer operating on tool carrier position and angle measurements
07/02/1991US5028176 Glass drilling machine with cooling fluid back pressure control system
06/1991
06/25/1991US5025539 Drilling and milling machine
06/20/1991DE3941480A1 Multi-station machine tool - has workpiece carrier rotating in steps and tool revolver coupled to associated drive during stepping movement of revolver head
06/12/1991EP0430984A1 Fineboring machine and process for producing bores with any polar and/or axial generating line.
06/05/1991EP0430228A2 Drilling machine
06/05/1991CN2078204U Multifunctional small size tool machine
05/1991
05/29/1991EP0290515B1 Rotary cutting tool
05/21/1991US5017062 Tool for precision machining
05/07/1991US5012710 Device for the automatic engagement of the feed movement and of the return movement of the tool slide of a boring head
04/1991
04/25/1991DE3943553A1 Machining centre with multi-spindle drill head - has torque reaction pin in disk rotatable about spindle nose by NC controlled motor
04/17/1991EP0422006A1 Device and process for adjusting or correcting a precision boring tool
04/11/1991DE3932318A1 Rotatable multispindle drill head - has outer locking sleeve enabling drill head to be rotated by programmed movement against stop
04/03/1991CN1050345A Improvement of column cap device of 25-mm universal radial drilling machine
04/02/1991US5004381 Drilling machine for planar face and/or end face drilling on panel-type workpieces or panel blanks
03/1991
03/26/1991US5002441 Drilling unit
03/13/1991CN2072876U Stepless speed change drilling machine
03/05/1991CA1280916C Multispindle-drilling machine
02/1991
02/20/1991CN2071552U Multifunction operating table
02/19/1991CA1280277C Machine tool
01/1991
01/24/1991DE3922776A1 Multispindle drilling head with pitch circle adjustment - has spindles in radial slides with simultaneous and equal adjustment by ring cam mechanism
01/15/1991US4984352 Thin panel drilling method and apparatus
01/02/1991EP0406153A1 Guiding device for tools
01/02/1991EP0405251A2 Coordinate drilling machine for centering
12/1990
12/19/1990EP0402967A1 Multiple drilling fixture usable in automatic and flexible production systems
12/05/1990EP0401156A2 Boring device for making undercuttings
12/05/1990EP0400284A2 Automated drilling station
11/1990
11/28/1990EP0399924A1 Tools for precision working, of valve seats, for example
11/01/1990WO1990013073A1 Device and process for adjusting or correcting a precision boring tool
10/1990
10/23/1990US4964759 Apparatus for selectively rotating a tool relative to the wall of a conduit
10/10/1990CN2063453U Rocker-arm bench drill controlled by convenient switch
09/1990
09/12/1990EP0386532A1 Drill spindle depth adjustment
09/12/1990EP0386378A2 Thin panel drilling method and apparatus
09/11/1990US4955763 Glass drilling machine
09/11/1990US4955119 Multi-task end effector for robotic machining center
08/1990
08/29/1990CN2061100U Mainshaft rotary feed type brake drum boring machine
08/16/1990EP0382678A2 Drilling device for undercutting
08/16/1990EP0382672A2 Template Boring Machine
08/01/1990CN1044248A Working machine for processing double main axle hole
07/1990
07/31/1990US4944638 Removable spindle for drill heads
07/11/1990EP0376965A1 Apparatus and methods for automatically determining the radius described by a tool tip mounted for a rotary machining operation
06/1990
06/21/1990DE3842189A1 Machine tool
06/12/1990US4933868 Rotary cutting tool
06/12/1990US4932117 Thin panel drilling method and apparatus
06/06/1990EP0371062A1 Boring head for machine tools and related machining method
05/1990
05/23/1990EP0368996A1 Horizontal boring and milling machine.
05/17/1990WO1990005038A1 A machine for manufacturing a base-unit for an illuminated sign and a base-unit produced thereby
05/08/1990US4922603 Drilling tool for very small diameter openings and container therefor
04/1990
04/25/1990EP0364885A1 Device for automatically activating the feed and reverse motion of the tool-slide of a boring head
04/19/1990DE3834998A1 Angle drilling and milling arm
04/11/1990EP0273910B1 Adapter for positioning and holding auxiliary devices, e.g. jaw vices, on machine tools, particularly column drilling machines
04/10/1990US4915549 Multiple bore drilling apparatus
04/03/1990US4913602 Apparatus for the fine adjustment of a tool for a rotating radial adjusting head
04/03/1990US4913600 Drilling unit
04/03/1990US4913599 Drill for flexographic plates and negatives
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