| Patents for B24B 47 - Drives or gearings for grinding machines or devices; Equipment therefor (3,586) |
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| 07/14/1999 | CN2328475Y Grinding head lift mechanism for irregular edge grinder |
| 07/07/1999 | EP0927602A2 Edge processing apparatus for machining the edges of plate shaped elements |
| 07/07/1999 | CN2327499Y Structure of penumatic engraving machine |
| 07/07/1999 | CN1222107A Grinding machine spindle flexibly attached to platform |
| 06/30/1999 | CN2326390Y Reversal valve of cross-sliding mechanism of surface grinding machine |
| 06/30/1999 | CN2326389Y Grinding head speed-changeable swinging type polishing machine |
| 06/29/1999 | US5916015 Workpiece carrier assembly |
| 06/29/1999 | US5916014 Oscillating belt/spindle sander |
| 06/29/1999 | US5916013 Inner race grinding machine |
| 06/24/1999 | DE19754887A1 Verfahren und Vorrichtung zum funkenerosiven Abrichten einer Schleifscheibe Method and apparatus for electrical discharge truing a grinding wheel |
| 06/17/1999 | WO1999029469A1 Method and device for electro-erosive dressing of a grinding wheel |
| 06/16/1999 | CN2323918Y Double-layer sliding working table for shaped edage grinder |
| 06/16/1999 | CN2323914Y Guideway up-and-down mechanism for glass edge finishing machine |
| 06/10/1999 | DE19855197A1 Program-controlled grinding machine |
| 06/09/1999 | EP0920950A1 Hand tool |
| 06/09/1999 | EP0662874B1 Hydrostatic nut and lead screw assembly, and method of forming said nut |
| 06/09/1999 | CN1218734A Shaft braker |
| 06/08/1999 | CA2146955C Mechanical drive for dual motion motor used in oscillating spindle sander |
| 06/02/1999 | EP0919332A1 Apparatus for mechanical treatment or polishing of surfaces and/or edges |
| 06/02/1999 | EP0918589A1 Machine for machining workpieces with cutting teeth, in particular saw blades |
| 06/02/1999 | CN2321582Y Cylinder type automatic polishing machine |
| 06/01/1999 | US5908348 Method for CNC-controlled shape grinding of spectacle lenses |
| 05/26/1999 | CN2320370Y Speed-reducing mechanism for abrader |
| 05/19/1999 | CN2319177Y Mill lifting device of grinder |
| 05/19/1999 | CN2319176Y Workpiece fastening delivery appts. of glass grinding machine |
| 05/14/1999 | WO1999022908A1 Linear drive system for chemical mechanical polishing |
| 05/14/1999 | WO1999022899A1 Machine for machining work pieces with cutting teeth, especially saw blades |
| 05/14/1999 | WO1999022898A1 Machine for machining work pieces with cutting teeth, especially saw blades |
| 05/12/1999 | DE19747798A1 Initialization of the tool position on a grinding machine |
| 05/12/1999 | CN2317991Y Sanding grinder |
| 05/06/1999 | DE19748674A1 Maschine zum Bearbeiten von Werkstücken mit Schneidzähnen, insbesondere von Sägeblättern Machine for machining workpieces with cutting teeth, especially saw blades |
| 04/22/1999 | WO1999019114A1 Apparatus for machining workpieces |
| 04/21/1999 | CN2314890Y Two shaft nesting device for mill head base of polishing machine |
| 04/15/1999 | DE19743529C1 Maschine zum Bearbeiten von Werkstücken mit Schneidzähnen, insbesondere von Sägeblättern Machine for machining workpieces with cutting teeth, especially saw blades |
| 04/14/1999 | EP0908270A2 Drill-tip sharpening apparatus |
| 04/14/1999 | EP0907462A1 Drive and support for machine tools |
| 04/14/1999 | EP0907461A1 Grinding machine spindle flexibly attached to platform |
| 04/13/1999 | US5893796 Forming a transparent window in a polishing pad for a chemical mechanical polishing apparatus |
| 04/08/1999 | WO1999016579A1 Sharpening of fittings |
| 04/08/1999 | WO1999016569A1 Machine for machining workpieces with cutting teeth, especially saw blades |
| 04/07/1999 | EP0906174A1 Workpiece inspection and handling |
| 03/31/1999 | EP0904893A2 Inspection of wafer edge after grinding |
| 03/09/1999 | US5879225 Polishing machine |
| 03/03/1999 | EP0899059A2 Eyeglass lens grinding machine |
| 02/17/1999 | EP0896856A1 Machine tool especially for superfinishing of cylindrical surfaces of revolution by means of a tangential running grinding belt |
| 02/17/1999 | CN1207977A Apparatus and method for grinding card clothings |
| 02/16/1999 | US5871389 Grinding machine |
| 02/09/1999 | US5868208 Power tool |
| 02/04/1999 | WO1999004930A1 Wafer carrier for semiconductor wafer polishing machine |
| 02/03/1999 | EP0894568A2 Method and apparatus for grinding eyeglass lenses |
| 01/28/1999 | WO1999003392A1 Rotating tools |
| 01/27/1999 | EP0893198A2 Driving device for a tool carrier of machine tools |
| 01/21/1999 | WO1999002304A1 A carrier head with a flexible membrane for a chemical mechanical polishing system |
| 01/19/1999 | US5860852 Oscillating spindle sander |
| 01/07/1999 | DE19825293A1 Grinding head for grinding machine used in construction industry |
| 01/05/1999 | CA2147952C Apparatus for grinding spectacle lenses |
| 12/29/1998 | US5853316 Method of and apparatus for grinding control edges of a control bush |
| 12/23/1998 | WO1998057778A1 Inner race grinding machine |
| 12/17/1998 | DE19724030A1 Rotary and/or translatory machine tool, e.g. for grinding or planing of workpieces |
| 12/10/1998 | DE19723306A1 Polishing or grinding end faces of stone or concrete slabs |
| 12/08/1998 | US5846121 Method for machining a workpiece by renewing a tool movable range |
| 12/03/1998 | WO1998053953A1 Grinding machine |
| 12/03/1998 | CA2291264A1 Grinding machine |
| 11/26/1998 | DE19721792A1 Adjusting device for honing stone |
| 11/25/1998 | EP0879114A1 Motorized spindle with indexing fixture |
| 11/24/1998 | US5841662 Method and apparatus for chucked work piece recognition |
| 11/24/1998 | US5839943 Method of and apparatus for truing cutter heads |
| 11/18/1998 | CN2297281Y Sliding groove type feeding device for honing machine |
| 11/04/1998 | EP0875340A2 Apparatus for grinding eyeglass lens |
| 11/03/1998 | US5830044 For grinding a roll of a roll stand |
| 10/15/1998 | DE19715064A1 Polishing spindle with active magnetic bearing |
| 10/14/1998 | CN2294132Y Feeder of drill grinding machine |
| 10/07/1998 | EP0868974A2 Grinding method, surface grinder, work piece support mechanism, and work rest |
| 09/30/1998 | EP0867260A2 Lens grinding apparatus and lens grinding method and component therefore |
| 09/24/1998 | DE19711856A1 Procedure for machining low lying workpiece surfaces |
| 09/23/1998 | EP0865875A2 Precise polishing apparatus and method |
| 09/23/1998 | EP0865870A2 Method for sizing natural- or synthetic-stone elements, particularly ceramic tiles, and machine for carrying out the method |
| 09/23/1998 | EP0865342A1 Improvements in and relating to grinding machines |
| 09/23/1998 | CN1193931A Method of and apparatus for truing cutter heads |
| 09/22/1998 | US5810646 Means for producing relative reciprocatory movement between two members |
| 09/17/1998 | WO1998040190A1 Rotary power tool with an extended output shaft |
| 09/15/1998 | USRE35898 Lens periphery processing apparatus, method for obtaining processing data, and lens periphery processing method |
| 09/15/1998 | US5807164 Method and device for regrinding grooved tools |
| 09/15/1998 | US5807162 Grinding apparatus, and process for the operation thereof |
| 09/15/1998 | US5806198 Template for calibrating an ophthalmic lens grinding machine, and corresponding calibration method |
| 09/09/1998 | CN1192710A Method and apparatus for optical polishing |
| 09/08/1998 | US5803793 Lens grinding apparatus having chamfering and other grinding wheels mounted on the same shaft |
| 09/02/1998 | CN2289639Y One hundred thousand revolutions/min. high strength low-sound air grinder |
| 08/12/1998 | EP0857540A2 Lens grinding apparatus |
| 08/05/1998 | EP0713435B1 Environmental conditioning of workpieces |
| 07/29/1998 | EP0855248A1 Method and apparatus for NC shaping of spectacle lenses |
| 07/29/1998 | EP0855246A2 Groove grinding spindle |
| 07/07/1998 | US5775973 Method and apparatus for grinding the rim of a lens |
| 07/02/1998 | WO1997044158A3 Drive and support for machine tools |
| 07/02/1998 | DE19700002A1 Machine for lateral smoothing of brick and fireproof products |
| 06/24/1998 | EP0849038A2 High speed lathe for manufacturing optical active surfaces |
| 06/23/1998 | US5769575 Oscillatory motion device for drill press |
| 06/17/1998 | EP0847320A1 Method of and apparatus for truing cutter heads |
| 06/10/1998 | EP0700327B1 Rotary disc planetary type surfacing machine |
| 06/02/1998 | US5759089 Apparatus for in-line surface finishing of cylindrical tubing such as stainless steel tubing with supporting mandrel and method |