| Patents for B24B 45 - Means for securing grinding wheels on rotary arbors (1,800) |
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| 12/16/1993 | DE4219201A1 Keyless release mechanism for angle-grinder tool - has wedge thrust radially inwards to couple tool spindle to driving gear and prevent axial spindle movement |
| 11/25/1993 | DE4216443A1 Rotary saw tool mounting arrangement - has tool fixed to support ring by hollow fasteners |
| 11/23/1993 | US5263283 Portable power tool |
| 11/18/1993 | EP0569767A1 Knife support |
| 11/18/1993 | DE4241957A1 Quick acting holder for rotary cutter for sheet material, e.g. paper - has disc cutter held to flange by magnets and retained by radially acting pins. |
| 11/18/1993 | DE4215736A1 Circular blade holder assembly |
| 11/09/1993 | US5259145 Clamp device for rotary tool element |
| 10/20/1993 | EP0565953A1 Automated random orbital abrading system and method |
| 10/20/1993 | EP0548169A4 A fastener |
| 10/19/1993 | US5253961 Coupling for drilling machine with dust extractor |
| 10/14/1993 | CA2091643A1 Automated random orbital abrading system and method |
| 09/21/1993 | US5245792 Machining center for grinding workpieces with complex shaped surfaces |
| 09/01/1993 | EP0558277A1 Improvements in or relating to flange locks |
| 09/01/1993 | EP0557773A1 Multi-layered back-up pad for sanding disc |
| 08/31/1993 | US5239783 Drywall sander |
| 08/03/1993 | US5231803 Automated random orbital abrading method |
| 07/27/1993 | US5231265 Method and apparatus for the transfer of electrical power to a balancer |
| 07/15/1993 | DE4200365A1 System for automatic central fixing of rotating parts of e.g. grinding wheel - has clamping head or automatic tightening nut which has upper and lower clamping flanges and all clamping parts can be applied simultaneously on rotating part. |
| 06/30/1993 | EP0548169A1 A fastener. |
| 06/22/1993 | US5220749 Grinding apparatus |
| 05/04/1993 | US5207028 Tool element subassembly and method of manufacturing same |
| 04/22/1993 | DE4134072A1 Portable machine tool spindle |
| 04/14/1993 | EP0536259A1 Disposable finishing article having an integral mounting hub including an improved metal pressure cap |
| 04/06/1993 | US5199223 Device for clamping a disc-shaped tool |
| 04/01/1993 | WO1993005927A1 Hand-held power tool |
| 04/01/1993 | DE4213816C1 Chuck for grinding wheel to machine spindle - has ball secured on wheel holder rotation axis, with spindle fitted with bush |
| 03/25/1993 | DE4131514A1 Motorgetriebene handwerkzeugmaschine Motor-driven hand machine tools |
| 03/23/1993 | CA1314711C Universal backing flange |
| 02/03/1993 | EP0334864B1 Clamping device for axially tightening a tool, especially a disk |
| 02/02/1993 | CA1313313C Chucking device for axially clamping a tool, in particular a disc |
| 02/02/1993 | CA1313308C Grinding machine and grinding method |
| 01/12/1993 | US5177905 Tool attaching/detaching device |
| 01/07/1993 | EP0521259A1 Portable power tool |
| 01/07/1993 | EP0447408B1 Hand tool with a multipart, manually operated quick-change clamping device |
| 01/05/1993 | US5175963 Clamping device for axially clamping of a tool, especially a disc |
| 12/17/1992 | DE4119752A1 Magnetic fixture for grinding wheel on rotary arbor - is based on permanent magnet which holds wheel to spindle head unless opposed by electromagnet energisation |
| 11/25/1992 | EP0515230A2 Clamp device for rotary tool element |
| 11/25/1992 | EP0345271B1 Clamping device for the axial clamping of a tool, particularly a mill |
| 11/19/1992 | EP0514221A2 Abrasive disc subassembly and method of manufacturing same |
| 11/18/1992 | CA2068771A1 Tool element subassembly and method of manufacturing same |
| 11/17/1992 | US5163250 Securing apparatus for tools |
| 11/11/1992 | EP0512373A2 Device for holding a tool |
| 11/10/1992 | US5161334 Hand power tool with a multi-part, manually operable quick-action chuck |
| 10/27/1992 | US5157873 Portable grinder with quick-acting chucking device |
| 10/06/1992 | US5152631 Positive-engaging coupling for a portable handheld tool |
| 09/15/1992 | CA1307400C Quick change lens tool |
| 08/27/1992 | DE4105340A1 Portable angle grinder with wheel flange nut lock - has spring-loaded drawbar locking into flange nut and coupled to spindle by toothed clutch |
| 08/19/1992 | EP0499334A1 Surface processing device |
| 08/04/1992 | CA1305860C Disposable grinding apparatus having an integral mounting hub |
| 07/23/1992 | DE4103501A1 Portable grinder with quick-action chuck |
| 07/22/1992 | EP0495181A1 Grinding power tool with quick coupling means |
| 07/15/1992 | EP0494324A1 A surface rotating smoothing tool particularly for mortar mural coatings |
| 06/30/1992 | US5125188 Grinding wheel having grinding monitoring and automatic wheel balance control functions |
| 04/29/1992 | EP0483064A1 Machining centre for grinding workpieces with complex formed surfaces |
| 04/29/1992 | EP0374151B1 Brush head for trimming or brushing machines |
| 04/21/1992 | US5105584 Lens cutting assembly and method and apparatus for effecting rapid replacement of lens cutting tools |
| 04/15/1992 | EP0480163A1 Quick-change clamping device, particularly for clamping disk-shaped tools to the drive spindle of a hand tool |
| 04/01/1992 | EP0344154B1 Clamping device for axially tightening a tool, in particular a disk |
| 03/26/1992 | DE4029744A1 Quick-release clamping ring for grinding wheels - has split nut allowing release of clamping force by moving two halves apart |
| 03/19/1992 | WO1992004549A1 A fastener |
| 03/19/1992 | CA2092701A1 Fastener |
| 01/23/1992 | DE4122320A1 Hand-held power driven grinder - has clamping device to hold grinding wheel which does not require use of additional tools |
| 01/22/1992 | EP0466702A1 Coupling for drilling machine with dust extractor. |
| 01/07/1992 | US5078256 Machine tool having a chip collecting apparatus |
| 12/26/1991 | WO1992000163A1 Disposable finishing article having an integral mounting hub including an improved metal pressure cap |
| 12/26/1991 | CA2087031A1 Disposable finishing article having an integral mounting hub including an improved metal pressure cap |
| 12/11/1991 | EP0460282A1 Grinding wheel having grinding monitoring and automatic wheel balance control functions |
| 12/04/1991 | EP0459697A1 Powered tool with improved locking flange |
| 11/27/1991 | EP0349588B1 Universal backing flange |
| 11/26/1991 | US5067969 Cutter and manufacturing method therefor |
| 11/21/1991 | EP0339027B1 Clamping device for releasably holding a tool, in particular a disk |
| 11/06/1991 | EP0455142A2 Profil grinding machine |
| 11/05/1991 | US5062177 Brush head for deburring and brushing machines |
| 10/29/1991 | US5061090 Shaft and bearing assembly |
| 10/22/1991 | US5058909 Adapter for attachment of a supplementary tool |
| 08/27/1991 | US5042207 Clamping device for axially tightening a tool, in particular a disc |
| 07/16/1991 | US5031361 Disposable finishing article having integral mounting hub including improved metal pressure cap |
| 07/03/1991 | EP0330672B1 Clamping device for axially tightening a tool, in particular a disk |
| 06/11/1991 | US5022188 Clamping fixture for detachably fixing a tool, in particular a disc |
| 06/05/1991 | EP0336930B1 Clamping device for releasably holding a tool, in particular a disk |
| 06/04/1991 | US5020280 Grinding tool and spacer assembly for use therein |
| 05/29/1991 | EP0236379B1 Tool-changing device for grinding operations |
| 05/15/1991 | EP0427090A2 Tool holder for rotating tools, in particular circular saw blades, chipping tools etc. |
| 05/08/1991 | EP0426097A2 Tool holder for rotating tools, in particular circular saw blades, chipping tools etc. |
| 05/08/1991 | EP0425531A1 Process and device for machining workpieces using a laser beam |
| 05/02/1991 | EP0424815A1 Automatic engraving machine, particularly for engraving the faces of plate-like elements in general and of glass plates in particular |
| 05/02/1991 | EP0424388A1 Device for axially clamping a tool, in particular a grinding wheel. |
| 04/09/1991 | US5006685 Machine tool with grinding function and truing/dressing method of grinding stone using it |
| 03/12/1991 | US4998384 Grinding wheel mounting means |
| 03/02/1991 | CA2022821A1 Grinding wheel mounting means |
| 02/28/1991 | DE3925907A1 Wheel grinder tool changer - has spindles held in housing with clamping flanges for reception of trimming rolls and grinding wheels |
| 02/19/1991 | US4993195 Lens cutting methods for effecting rapid replacement of lens cutting tools |
| 02/13/1991 | EP0412439A2 Grinding tool and spacer assembly for use therein |
| 02/07/1991 | DE3925426A1 Spindle nose clamping system for milling cutter - has toothed clamping plate actuated by drawbar to lock behind toothed bore of cutter |
| 02/05/1991 | US4989374 Portable machine tool with automatic locking of the work spindle |
| 01/29/1991 | US4987703 Method of and apparatus for changing material removing wheels in machine tools |
| 01/24/1991 | DE4009265A1 Ganged grinding wheel arbor for sharpening hack saw blades |
| 01/23/1991 | EP0409050A2 Rotating mass dynamic balancing device in particular for grinding wheels |
| 01/10/1991 | DE3921532A1 Travelling pallet system for workpiece changeover - has trolley type pallet with mechanism to withdraw wheels and lower pallet onto locating surfaces |
| 12/11/1990 | US4976071 Clamping fixture for axially clamping a tool in place, in particular a disc |