Patents for B24B 27 - Other grinding machines or devices (5,368)
10/1987
10/21/1987EP0241506A1 A device in a rotating drive means for a tool.
10/13/1987US4699118 Apparatus for dressing cutting edge
10/13/1987CA1227930A1 Device for the continuous reprofiling of the head of at least one rail
09/1987
09/16/1987EP0236368A1 Machine for finishing molded or machined parts.
09/09/1987EP0235602A2 Process for measuring and grinding a rail head profile
09/02/1987EP0235058A1 Cutting-off support for a portable electric grinder
09/01/1987US4689920 Slitting tool
07/1987
07/30/1987DE3600809A1 Spindle for angle drilling machine
07/28/1987US4682919 Portable powered pipe working machine
07/09/1987EP0187737A4 METHOD OF MACHINE CUTTING SILICON METAL PARTICULATES WITH Si3N4.
06/1987
06/16/1987US4672775 Method and apparatus for grinding multiple workpieces
05/1987
05/21/1987DE3540410A1 Powered hand tool which can be used for cutting-off work, such as portable circular saw, abrasive cutting-off device or the like
05/21/1987DE3540344A1 Method, half rings and device for producing and separating a welding-ring seal
05/12/1987US4663890 Method for machining workpieces of brittle hard material into wafers
04/1987
04/23/1987DE3537382A1 Device for grinding semi-finished products
04/07/1987US4655191 Wire saw machine
04/02/1987DE3533757A1 Twin mitre cutter
03/1987
03/26/1987WO1987001641A1 A device in a rotating drive means for a tool
03/24/1987US4651471 Edge-rounding method and apparatus therefor
03/24/1987CA1219449A1 Grinding wheel shaper
03/12/1987WO1987001333A1 Machine for finishing molded or machined parts
03/10/1987US4648213 Compact grinder machine
02/1987
02/05/1987DE3524561A1 Grinding device
02/03/1987US4640259 Device for feeding work to machine tool
01/1987
01/20/1987US4637775 Industrial robot device
01/08/1987DE3523865A1 Grinding device
01/06/1987US4633848 Endless saw and method for cutting annular rock bodies
01/06/1987US4633847 Multiple-blade internal-hole saw for sawing crystalline rods
01/06/1987US4633695 Tool for the separation of tubes
12/1986
12/18/1986WO1986007292A1 Cleaning device
12/10/1986CN85108648A 清理装置 Cleaning device
12/09/1986US4627196 Pressure-compensated hydraulic positioning system
12/02/1986US4625464 Pipe processing device
10/1986
10/21/1986US4617764 NC vertical spindle jig grinder
10/08/1986EP0196642A2 Method of and apparatus for dressing cutting edge
08/1986
08/13/1986CN85103538A Pipe processing device
08/05/1986US4603510 Multiple position belt grinder
07/1986
07/30/1986EP0188862A1 Device for feeding work to a machine tool
07/23/1986EP0187737A1 METHOD OF MACHINE CUTTING SILICON METAL PARTICULATES WITH Si3N4.
07/22/1986US4601133 Manipulator head with grinding device for pipes or pipelines
06/1986
06/24/1986US4596092 Device for the continuous reprofiling of the head of at least one rail
06/11/1986CN85204025U Crushing grinder
05/1986
05/13/1986US4587768 Apparatus and method for polishing ends of fiber optics
04/1986
04/29/1986US4584798 Automated railway track maintenance system
04/29/1986US4584794 Grinder
04/22/1986US4583895 Mobile machine for removing surface irregularities from a rail head of a railroad track
04/22/1986US4583325 Grinding machine
04/09/1986EP0177418A1 Device for cutting cardboard tubes having a hard surface
04/01/1986USH45 Portable cutting apparatus
03/1986
03/18/1986US4576070 Pipe cutter and method
03/11/1986US4574530 Drill powered wet or dry abrasive apparatus
02/1986
02/26/1986EP0172400A2 Installation for automatically sanding curved surfaces
02/05/1986EP0169971A1 Universal grinding machine for mass production
01/1986
01/28/1986CA1200000A1 Pressure-compensated hydraulic positioning system
12/1985
12/31/1985US4561415 Apparatus for profiling an abrasive millstone
12/24/1985US4559851 Saw chain grinder
12/17/1985US4558686 Machining device equipped with blade inspecting means
12/10/1985US4557244 Method of machine cutting silicon metal particulates with Si3 N4
10/1985
10/24/1985WO1985004617A1 METHOD OF MACHINE CUTTING SILICON METAL PARTICULATES WITH Si3N4
10/16/1985EP0158608A2 A method of making annular bodies from rock material blocks, especially marble blocks, and a machine for implementing the method
10/08/1985US4545121 Hand-held power tool with circular-disk-shaped tool
09/1985
09/18/1985EP0154965A2 Internal grinding machine
09/04/1985EP0153316A1 Grinding machine
09/03/1985US4538384 Method for grinding or cutting a workpiece
08/1985
08/27/1985US4536993 Grinding machine
08/13/1985US4534689 Mobile rail contouring machine
08/13/1985US4534133 Machine for superfinishing annular workpieces
07/1985
07/30/1985US4531253 Cleaning device
07/16/1985US4528778 Implement sharpening device
07/10/1985EP0147545A2 Device for releasably securing especially a grinding disc to a portable power tool
07/10/1985EP0147401A1 Implement sharpening device
07/09/1985US4527357 Internal grinding machine
06/1985
06/26/1985EP0145919A1 Device for continuously reprofiling the head of at least one rail
06/25/1985US4524545 Grinding machine
06/19/1985EP0145007A2 Playback system grinding robot
05/1985
05/29/1985EP0142655A2 An apparatus for abrading machining of the welding zone for the rims of bicycle and motor vehicle wheels
04/1985
04/30/1985US4513544 Method of sawing crystalline rods, and multiple-blade internal-hole saw for carrying out the method
04/24/1985EP0137792A1 Transportable device for reworking the two faces of worn brake discs of motor vehicles
04/09/1985US4509892 Apparatus for manipulating workpieces having plane parallel surfaces
04/09/1985US4509296 Radial belt grinder
03/1985
03/05/1985US4502251 For severing work
02/1985
02/26/1985US4501094 Workpiece profile-following control system for conditioning grinders
02/12/1985US4498258 Spindle tilting control device for a plane and spherical rotary grinding machine, fine grinding machine, lapping machine and polishing machine
01/1985
01/01/1985US4490944 Pressure-compensated hydraulic positioning system
11/1984
11/27/1984US4484502 Wire saw
11/27/1984US4484417 Sawing apparatus
11/27/1984US4484412 Method and apparatus for cutting hard and brittle material using system for applying vibration in two directions
11/22/1984WO1984004480A1 Grinding machine
11/13/1984US4481742 Machine tool elevating and guiding apparatus
11/13/1984US4481739 Grinding machine with dual turrets
11/13/1984US4481738 Grinding machine
10/1984
10/03/1984EP0120577A2 Polishing machine
09/1984
09/13/1984WO1984003467A1 Transportable device for reworking the two faces of worn brake discs of motor vehicles
09/11/1984US4470225 Variable position orbital sander
09/04/1984US4468892 Grinding machine
08/1984
08/30/1984WO1984003246A1 Implement sharpening device
08/28/1984US4467508 Machine for cutting of armored or reinforced hoses
08/14/1984US4464865 For cutting the welding joint
07/1984
07/24/1984US4461124 Automatic or manual four-axes sanding machine system for sanding and/or finishing a vertically held contoured part
07/24/1984US4461121 Program-controlled grinding machine, particularly for sharpening of rotatable cutting tools
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