Patents for B24B 27 - Other grinding machines or devices (5,368)
04/1979
04/10/1979US4148161 Loading unit for an automatic bur grinding machine
03/1979
03/13/1979US4143776 Apparatus for transferring and turning over parts
03/13/1979US4143489 Mould polishing machines
02/1979
02/20/1979CA1048788A1 Lapidary apparatus
02/13/1979US4138755 Polishing apparatus for electrolysis mother plate
02/06/1979US4138277 Detection of defects and means to correct such defects
01/1979
01/30/1979US4136489 Grinding and polishing machine
01/09/1979CA1045821A1 Rail grinding machine
12/1978
12/12/1978CA1044020A1 Process and apparatus for truing the head of rails of a railway
11/1978
11/21/1978US4125967 Interform grinding machine
11/07/1978US4123877 Apparatus for supporting and assisted guiding of a machining tool
11/07/1978US4123876 Casting cut-off machine
10/1978
10/24/1978US4121384 Grinding-path compensating device for crack and flaw removing machine
10/10/1978CA1039953A1 Process for on-track truing the surface of the head of the rails of a railway and apparatus for carrying it out
10/03/1978CA1039509A1 Grinding apparatus for commutators
09/1978
09/19/1978US4115857 Process and apparatus for on-track truing of the heads of rails of a railway
09/12/1978US4112627 Glass cylinder subdividing apparatus and method
09/05/1978CA1037718A1 Billet grinding machine
08/1978
08/29/1978CA1037259A1 Automatic buffing machines
08/22/1978US4107880 Floating buffing wheel assembly
08/15/1978US4106242 Workhead for an automatic bur grinding machine
07/1978
07/04/1978US4098155 Self-compensating scoring head
06/1978
06/13/1978US4094104 Finishing machine
06/13/1978US4094102 Oscillating cut-off saw
06/06/1978US4092972 Process of cutting wafers
05/1978
05/30/1978US4091698 Rotary cutting blade control system
05/30/1978US4091578 Process and apparatus for truing the head of rails of a railway
05/30/1978US4091518 Method of repairing water tanks
05/23/1978US4090670 Heating, devulcanization
04/1978
04/18/1978US4084354 Process for slicing boules of single crystal material
03/1978
03/07/1978US4077161 Cut-off machine
02/1978
02/28/1978US4075792 System for controlling the advance of a rotary machine tool
01/1978
01/24/1978US4069805 Wire apparatus for abrasive powder machining
01/17/1978US4068415 Rail cutting apparatus
01/17/1978US4068412 Grinding machine
12/1977
12/13/1977US4062151 Billet grinding machine
11/1977
11/22/1977US4058937 Grinder attachment for a lathe
11/01/1977US4055918 Grinding machine
10/1977
10/11/1977US4052822 Method and apparatus for abrasively cutting objects
10/11/1977US4052821 Automatic bur grinding machine
09/1977
09/27/1977US4050196 Rail grinding machine
09/27/1977US4050194 Multi-angle sander
06/1977
06/07/1977US4027374 Tank bottom assembly apparatus
05/1977
05/17/1977US4023310 Interform grinding machine
04/1977
04/19/1977US4018013 Method for grinding surface portions of thick plates
04/12/1977US4016856 Wire cutting machine
04/05/1977US4015370 Machine for grinding of peripheral surfaces on work pieces
02/1977
02/15/1977US4007562 Grinding apparatus for commutators
11/1976
11/23/1976US3992822 Installation for polishing pieces of cutlery
11/16/1976US3991522 Apparatus for sharpening rotary blades
10/1976
10/26/1976US3988125 Power saw holder
10/19/1976US3986303 Radially adjustable grinding wheel for grinding concave surfaces to constant primary and secondary radii
10/05/1976US3984213 Slow grinding technique
09/1976
09/21/1976US3981105 Lapidary apparatus
08/1976
08/31/1976US3977127 Multi-purpose hobby finishing apparatus
08/17/1976US3974596 Machine tool for cutting-off rails
08/03/1976US3972148 Machine tool for finish-grinding the inner surfaces of annular workpieces
06/1976
06/15/1976US3962831 Automatic grinding method and apparatus for wood working
06/01/1976US3959930 Apparatus for cutting off cast parts from a runner of a casting body
04/1976
04/20/1976US3950895 Method and apparatus for grinding work pieces
04/06/1976US3948005 Ceiling grinding apparatus
03/1976
03/30/1976US3946525 Automatic buffing machine
03/23/1976US3945154 Grinding apparatus and indexing and control means therefor
03/02/1976US3940889 Method for sharpening rotary blades
02/1976
02/24/1976US3939610 Device and method of grinding metallic molds and products automatically
02/17/1976US3938235 Method for severing rings from a coil
02/10/1976US3936981 Dental model trimmer
01/1976
01/06/1976US3930341 Universal vertical grinding machine
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