| Patents for B24B 3 - Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools (4,999) |
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| 05/06/1993 | DE4135823A1 Workpiece spindle on tool grinding machine - accommodates tool to be ground with transversally arranged grinding spindle, both spindles being adjustable relatively to three different axes |
| 05/05/1993 | CN2131647Y Adjustable grinding wheel machine |
| 04/20/1993 | US5203118 Ski grinding machine |
| 04/13/1993 | CA1315989C Restoration of drill buttons |
| 04/13/1993 | CA1315988C Process and apparatus for providing cutting edges |
| 04/08/1993 | DE4133043A1 Cutting machine for accurate cutting - has grinder incorporated with cutting blade to maintain cutting blade at intervals |
| 03/30/1993 | US5197227 Dental curet and sharpening machine system |
| 03/24/1993 | CN2128577Y Sharpening apparatus for edge of electric element slot cutting tool |
| 03/24/1993 | CN2128576Y Household knife sharpening device |
| 03/23/1993 | US5196800 Apparatus and method for non-contact measurement of the edge sharpness of a knife |
| 03/23/1993 | US5195275 Blade sharpener |
| 03/16/1993 | US5193312 Non-rotating grinding apparatus |
| 03/11/1993 | DE4129827A1 Measuring device for scraping tool with rows of teeth separated by swarf chambers - has sensor on transversely movable carriage, longitudinal tool carriage, displacement transducers, copying sensors and scale sensors |
| 03/11/1993 | DE4129826A1 Tooth position measuring device for scraping tool - has sensor on transversely movable carriage, longitudinal tool carriage, displacement transducers, copying sensors and scale sensors |
| 03/09/1993 | US5191737 For retaining a workpiece |
| 03/04/1993 | DE4128483A1 Sharpening cutting cylinder of straw cutter - using grinding slide driven by hydraulic cylinder traversing along fixed hollow piston rod connected at each end to oil supply |
| 03/02/1993 | US5189848 Blade sharpening apparatus, blade guide and sharpening method |
| 02/24/1993 | EP0528122A1 Apparatus and method for sharpening disc blades |
| 02/24/1993 | CN2127333Y Shovel sharpening machine |
| 02/17/1993 | CN2127049Y Two-purpose quick knife grinder |
| 02/09/1993 | US5184431 Apparatus for the grinding of workpieces, especially tools |
| 02/09/1993 | US5184425 Drill bit sharpener |
| 02/02/1993 | US5182971 Button sharpening |
| 01/26/1993 | US5181811 Drill and drill grinding method and apparatus |
| 01/26/1993 | US5181343 Apparatus and process for grinding a profile of a band saw |
| 01/19/1993 | US5179809 Drill grinding machine |
| 12/29/1992 | CA1311925C Edge sharpening apparatus |
| 12/22/1992 | US5172521 Sharpening apparatus for forage harvester knives |
| 12/22/1992 | US5172484 Angle measuring device for peripheral grinding wheels with tool rests |
| 12/14/1992 | CA2044546A1 Apparatus and method for sharpening drilling bits |
| 12/09/1992 | EP0517192A1 Method for sharpening the blade of a machine for cutting fabric |
| 12/09/1992 | CN2124103U Cyclic strip cutting blade grinder |
| 12/08/1992 | US5168661 Method of grinding the surfaces of cutting blades and grinding wheel therefor |
| 11/24/1992 | CA1310497C Apparatus for sharpening edge tools |
| 11/19/1992 | EP0513283A1 Device for sharpening, grinding or polishing dental, periodontal and/or surgical instruments. |
| 11/19/1992 | EP0267240B1 Automatic ski tuning device |
| 11/12/1992 | DE4115417A1 Undercut tool grinding method machine - clamps cutter inserts open bases holding chip faces parallel to surface-grinder working plane |
| 11/04/1992 | CN2120655U Efficiency fast knife sharpener |
| 11/03/1992 | US5159784 Portable apparatus for sharpening blades |
| 10/28/1992 | EP0510623A2 Resharpening machine |
| 10/27/1992 | US5157870 Precision clamp scissors sharpening system |
| 10/20/1992 | US5155939 Apparatus for grinding cutting instruments |
| 10/13/1992 | CA1308559C Process and device for grinding elongated objects |
| 10/06/1992 | US5152203 Apparatus and method for sharpening saw blades having planetary motion in transverse cutting |
| 10/06/1992 | US5152105 Device for sharpening rotary blades |
| 09/30/1992 | EP0505508A1 Slitting apparatus for corrugated paperboard and the like. |
| 09/30/1992 | CN2117232U Electric knife shapper |
| 09/22/1992 | US5148634 Scissor sharpening apparatus with magnetic guide |
| 09/17/1992 | DE4108300A1 Tool cutting angle measurement arrangement, esp. for milling tool - has sensing element with rotary indicator plate which is brought into contact with the cutting surface |
| 09/16/1992 | EP0504073A1 Ski dressing apparatus |
| 09/09/1992 | CA2062297A1 Ski sander |
| 08/18/1992 | US5138797 Grinding guide assembly for a hand-held grinding machine for buttons of a button drill bit |
| 08/12/1992 | CN2112474U Domestic knife sharpening device |
| 08/11/1992 | US5136816 Edge sharpener for skis |
| 07/28/1992 | US5133157 Apparatus for sharpening cutting edges of knife blades |
| 07/25/1992 | CA2034839A1 Kwiksharp sharpener |
| 07/22/1992 | CN2110544U Auto-grinding knife tobacco-cutting chain type unbinding machine |
| 07/14/1992 | US5129188 Method of manufacturing a thread cutting tool with wear resistant teeth |
| 07/08/1992 | EP0493785A1 Scissors sharpening apparatus |
| 07/08/1992 | EP0493389A1 A knife sharpening machine. |
| 07/08/1992 | CN2109281U Miniature multi-purpose tool grinding, finishing machine |
| 07/07/1992 | US5127194 Apparatus for sharpening the blade of a skate |
| 06/30/1992 | US5125186 Drill grinding machine |
| 06/24/1992 | EP0491416A1 Sharpening device for cold cuts cutting machines |
| 06/11/1992 | WO1992009403A1 Device for sharpening, grinding or polishing dental, periodontal and/or surgical instruments |
| 06/10/1992 | EP0489708A1 Grinding device |
| 06/10/1992 | EP0489410A1 Device for sharpening drill bits |
| 06/04/1992 | CA2056162A1 Drill grinding device |
| 05/30/1992 | WO1992009395A1 Tool for producing crown wheels, and method for producing such a tool |
| 05/30/1992 | CA2096024A1 Tool for producing crown wheels, and method for producing such a tool |
| 05/27/1992 | DE4138832A1 Device for sharpening grinding, and polishing dental and surgical instrument - comprises drivable grinding body supported by bearer comprising guide with four links |
| 05/27/1992 | CN2105364U Universal cutter grinding clamp |
| 05/27/1992 | CN2105363U Atuomatic saw grinding machine |
| 05/27/1992 | CN1016752B Automatic cutter-grinding system for fodder harvesters |
| 05/05/1992 | US5110320 Discoloration inhibition; ammonium salt stabilizer |
| 04/30/1992 | WO1992006819A1 Grinding of twist drills |
| 04/21/1992 | US5105582 Cup cutter sharpener |
| 04/15/1992 | CN2101555U Sharpener for scissors |
| 04/14/1992 | US5103622 Method and apparatus for maintaining cylindrical profile of forage harvester cutterheads |
| 04/01/1992 | EP0477761A2 Steeling apparatus for annular rotary knife blades |
| 03/31/1992 | US5099721 Steeling apparatus for annular rotary knife blades |
| 03/24/1992 | US5098027 Automatic knife sharpening system for forage harvesters |
| 03/24/1992 | US5097634 Tool grinder apparatus and method |
| 03/11/1992 | CN1015784B Device for grinding hardmetal pins of drill bits |
| 03/05/1992 | DE4124417A1 Sharpening hard metal drill bits - involves carrying out all three stages of operation with drill bit held in same chuck |
| 03/05/1992 | DE4027821A1 Transport container for drilling tools - has two telescopic sleeves with sharpening material on at least one base |
| 03/04/1992 | CN1059113A Non-rotating grinding apparatus |
| 03/03/1992 | CA1296529C Dual purpose grinding machine |
| 02/26/1992 | EP0472508A1 Non-rotating grinding apparatus |
| 02/25/1992 | US5090281 Slitting apparatus for corrugated paperboard and the like |
| 02/25/1992 | US5090160 Planer blade sharpening apparatus |
| 02/25/1992 | US5090159 Multi-purpose grinder |
| 02/19/1992 | EP0471490A2 A multiple purpose tool grinding device |
| 02/17/1992 | WO1992003256A1 Abrading device |
| 02/17/1992 | CA2091582A1 Abrading device |
| 02/12/1992 | CN2095734U Double-move high-speed steel column cutter cutting machine |
| 02/12/1992 | CA2048873A1 Multiple purpose sharpening tool |
| 01/30/1992 | DE4023569A1 Workshop attachment for regrinding twist drill - has drill point spring-loaded against grinding wheel and manually aligned in simple frame |
| 01/23/1992 | WO1992000833A1 Ski grinding device |
| 01/22/1992 | EP0467383A1 Grinding device |