| Patents for B24B 27 - Other grinding machines or devices (5,368) |
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| 09/03/1991 | US5044124 Finishing machine for cast products |
| 08/28/1991 | CN2083530U Multifunctional sand wheel cutter |
| 08/27/1991 | US5042626 Arrangement for actuating a braking device for bringing a motor-driven work tool of a work apparatus to standstill |
| 07/17/1991 | EP0436837A1 Apparatus for machining the interior of a conical connector used in a dental prosthesis |
| 07/16/1991 | US5031364 Fastener pintail shaving tool |
| 07/16/1991 | US5031325 Hand-held tool with a cutting or grinding disk |
| 07/10/1991 | EP0435897A1 A method for grinding steel. |
| 07/03/1991 | EP0435442A2 Method and apparatus for cutting inorganic materials |
| 06/27/1991 | DE3941957A1 Power driven cutting tool - has hood fitted over cutting disc. swivelable in peripheral direction |
| 06/26/1991 | EP0338015B1 Method and apparatus for cutting and deburring tubes |
| 06/19/1991 | EP0432288A1 Brittle material cutting method |
| 06/04/1991 | US5020280 Grinding tool and spacer assembly for use therein |
| 05/29/1991 | EP0429013A2 Angle drive grinder with dust extraction |
| 05/28/1991 | US5018228 Brake lathe with hand-held grinder and method of grinding |
| 05/22/1991 | EP0427940A1 Process and apparatus for treating the rolling surfaces of rails |
| 05/21/1991 | US5016397 Method and apparatus for removing wrappers from coin rolls |
| 05/16/1991 | DE3943546A1 Computer controlled portal frame type polishing machine - has five-axis CNC movement of head with fine pressure control and axial oscillation of MOP |
| 04/25/1991 | DE3934914A1 NC portal frame-type polishing machine - has three translation and two rotational axes of movement of polishing |
| 04/24/1991 | EP0423819A2 Grinding machine with a plurality of machining heads |
| 04/17/1991 | EP0422722A1 Trace grinding apparatus |
| 04/10/1991 | EP0421872A1 Milling tool, especially for a machining robot |
| 04/10/1991 | EP0421618A2 Compliant mount and mechanical stop |
| 04/10/1991 | EP0421323A1 Grinder robot |
| 03/27/1991 | EP0418522A1 Process for programming the reshaping of railway rails and simultaneous or delayed rail grinding and apparatus for performing the process |
| 03/27/1991 | EP0241506B1 A device in a rotating drive means for a tool |
| 03/20/1991 | EP0417644A2 Method of slicing cylindrical material into wafers |
| 03/20/1991 | EP0417452A1 Process for programming railway rails reshaping work and/or reshaping of said rails and apparatus for performing said process |
| 03/12/1991 | US4998852 Attachment tool for machine tools such as milling machines |
| 03/06/1991 | EP0415105A1 Process for reshaping railway rails and railway vehicle for performing said process |
| 03/01/1991 | CA2022567A1 Reprofiling method of the rails of a railroad track and railroad vehicle for performing the same |
| 02/20/1991 | EP0413515A1 A housing for mounting a spindle of an internal diameter saw blade |
| 02/13/1991 | EP0412439A2 Grinding tool and spacer assembly for use therein |
| 02/12/1991 | US4991475 Method and apparatus for sawing bar-shaped workpieces into slices |
| 02/12/1991 | US4991354 Abrasive saw adjustable workpiece supporting frame |
| 02/05/1991 | US4989372 Precision radial arm saw for composite materials |
| 01/31/1991 | DE3928113C1 Precision grinding machine tool holder - has top part swinging on horizontal axis while workpiece holder rotates on vertical axis |
| 01/22/1991 | US4987367 Method and apparatus for predicting deterioration of a member constituting a part of equipment |
| 01/17/1991 | DE3921752A1 Angle grinder machine - has detachable handle with spring-loaded ends to clip on to machine |
| 01/16/1991 | EP0407537A1 Machine and method for machining and/or finishing molded or machined mechanical parts. |
| 01/16/1991 | EP0318521B1 Tangential grinding machine |
| 01/09/1991 | EP0407337A1 Hand device with a wheel for cutting-off or grinding |
| 01/09/1991 | EP0406775A2 Grinding machine |
| 01/08/1991 | US4982531 Method employing abrasive tools for the combined cutting and trimming of glass or crystal articles and an apparatus for carrying out the said method |
| 01/02/1991 | EP0405811A1 Method and machine for finishing commutators |
| 12/18/1990 | US4977708 Portable handheld tool machine having a tensioning device for a belt drive |
| 12/18/1990 | CA1277839C Polishing apparatus |
| 12/11/1990 | US4976572 Method and automatic machine for machining coiled stock |
| 12/05/1990 | EP0400901A2 Belt grinding assembly |
| 12/04/1990 | US4974578 In a wafering machine |
| 11/29/1990 | WO1990014196A1 Polishing process and polishing machine |
| 11/22/1990 | EP0398467A2 A slicing and grinding system for a wafer slicing machine |
| 11/22/1990 | EP0398457A1 Method of and device for machining of inner surfaces of hollow bodies |
| 11/22/1990 | DE3916104A1 Polierverfahren und poliermaschine Polishing process and polishing machine |
| 11/06/1990 | US4967725 Method and apparatus for manufacturing semiconductor wafers and cutting wire apparatus for use therein |
| 11/06/1990 | US4967461 Method for manufacturing and handling thin wafers |
| 10/25/1990 | DE3913246A1 Maschine zum zweiseitigen stirnschleifen von abstechfraesern Machine for two-sided face grinding of abstechfraesern |
| 10/24/1990 | EP0394040A2 A finishing machine for casted products |
| 10/23/1990 | US4964201 Descaling abrading apparatus with abrading rolls |
| 10/16/1990 | US4962617 Portable handheld power-driven tool |
| 10/03/1990 | EP0389871A2 Apparatus for controlling an automatic grinding machine for cleaning castings |
| 09/25/1990 | US4959523 Method and apparatus for automatically sensing the configuration of a surface area and effecting a work function thereon |
| 09/25/1990 | CA1274396A1 Abrasive pipe saw |
| 09/11/1990 | US4955126 Process for fusing steel slabs in longitudinal direction thereof |
| 09/05/1990 | EP0385324A2 Method for cutting rod-shaped work pieces into discs using an internal hole saw, and internal hole saw for this purpose |
| 09/05/1990 | CN2061501U Multifunctional movable grinding or polishing machine |
| 09/04/1990 | US4953377 Method and apparatus for cutting and deburring tubes |
| 08/28/1990 | US4951420 Polishing apparatus |
| 08/09/1990 | WO1990008623A1 Machine and method for machining and/or finishing molded or machined mechanical parts |
| 08/08/1990 | CN2060102U Micro-electric energy mould grinder |
| 07/31/1990 | US4944121 Coolant supply nozzle apparatus for slicing machine |
| 07/18/1990 | CN2059390U Miniature multifunctional grinder |
| 07/03/1990 | US4938201 Saw for cutting uncured concrete |
| 06/27/1990 | EP0374550A2 Additional device, e.g. for a milling machine |
| 06/26/1990 | US4936053 Lawn mower blade sharpener apparatus |
| 06/05/1990 | US4930486 Blade cutting method for hard brittle material |
| 05/29/1990 | US4928662 Skid plate for cutting unhardened concrete |
| 05/29/1990 | US4928432 Rods precision cutting-off and end surface grinding machine |
| 05/23/1990 | EP0369891A2 Method and apparatus for automatically sensing the configuration of a surface area and effecting a work function thereon |
| 05/22/1990 | US4926836 Method of and apparatus for dressing cutting edge of cut-off wheel |
| 05/16/1990 | CN2057127U Electric grinding wheel rail cutting machine |
| 05/09/1990 | CN1041902A Self-centering arrangment for grinding hardmetal pins of drill bits |
| 05/01/1990 | US4920946 Blade cutting apparatus for hard brittle material |
| 05/01/1990 | US4920650 At the saw sword of a chain saw |
| 05/01/1990 | US4920649 Arrangement in a chain saw |
| 05/01/1990 | CA1268340A1 Process for measuring and grinding the profile of a rail head |
| 04/26/1990 | DE3838898A1 Grinding machine for ceramic material |
| 04/25/1990 | EP0365497A2 A self-centering arrangement for grinding the hardmetal pins of drill bits |
| 04/11/1990 | EP0362413A1 Burr remover |
| 03/22/1990 | WO1990002638A1 Skid plate for concrete saw |
| 03/22/1990 | WO1990002631A1 A method and apparatus for grinding metal and metal-alloy stock |
| 03/21/1990 | CN2054734U Oscillating shapped materials cutting machine |
| 02/28/1990 | EP0355196A1 Rod cut-off and end surface grinding machine |
| 02/27/1990 | US4903680 Skid plate for concrete saw |
| 02/21/1990 | CN1006863B Pipe processing device |
| 01/23/1990 | US4894956 Apparatus and method for slicing a wafer |
| 01/16/1990 | US4894597 Deburring robot |
| 01/11/1990 | DE3920960A1 Apparatus for deburring or chamfering a workpiece |
| 01/03/1990 | EP0349491A2 Multi-purpose grinding and polishing machine |
| 12/26/1989 | US4889675 Method for cutting unhardened concrete with a soft concrete saw |
| 12/20/1989 | EP0346360A1 Apparatus for installing an insert in a pipe |