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