Patents for B24B 47 - Drives or gearings for grinding machines or devices; Equipment therefor (3,586)
09/1983
09/15/1983WO1983003119A1 Pressure medium driven machine tool
09/14/1983EP0088349A2 Finish grinding methods and apparatus
09/13/1983CA1153807A1 Control apparatus for roll grinders
08/1983
08/16/1983US4398374 Polishing machine having a rotary reciprocating shaft
05/1983
05/24/1983US4384432 Grinding machine
05/17/1983US4383393 Automatic lens grinding machine
05/10/1983CA1145946A1 Wheelhead drive assembly for a cylindrical grinding machine
05/10/1983CA1145945A1 Cylindrical grinding machine
05/03/1983US4382253 Method for measuring abrasion in a grinding operation and apparatus therefor
04/1983
04/13/1983EP0076526A1 Cutting device
03/1983
03/23/1983EP0074432A2 Device for the controlled movement of a work supporting table of a nuclear tool, especially of a plane-surface grinding machine
03/09/1983EP0073318A2 Method of grinding a curved corner portion
02/1983
02/01/1983US4371942 Method and apparatus for controlling an automatic set-up cycle of operation
02/01/1983US4371941 Control apparatus for roll grinders
01/1983
01/19/1983EP0069735A1 Improved machine for diamond turning and polishing contact lenses and the like
01/18/1983US4368596 Feed safety apparatus for movable member
12/1982
12/14/1982US4363195 Internal grinding machine with wedge feed mechanism
12/07/1982US4361986 Device for surface machining
09/1982
09/01/1982EP0058788A1 Apparatus for mounting a workpiece
04/1982
04/15/1982WO1982001149A1 Improved machine for diamond turning and polishing contact lenses and the like
04/13/1982US4324073 Process for automatic feed of steady jaws
02/1982
02/10/1982EP0045433A1 Polishing or grinding machine having an axially reciprocating and rotatable tool spindle
01/1982
01/05/1982US4308694 Wheelhead drive assembly for a cylindrical grinding machine
12/1981
12/29/1981US4307545 Cylindrical grinding machine
11/1981
11/24/1981US4301624 Grinding heads
10/1981
10/06/1981US4292766 Method and apparatus for grinding a workpiece
07/1981
07/09/1981WO1981001896A1 Control apparatus for roll grinders
06/1981
06/09/1981US4271637 Surface grinding machine
04/1981
04/14/1981US4261141 Feed amount setting device for a machine tool
03/1981
03/10/1981US4254588 Method of controlling infeed in the compound grinding
01/1981
01/13/1981CA1093661A1 Machine tool gap eliminator
12/1980
12/16/1980US4238886 Method and apparatus for controlling the grinding of workpieces
10/1980
10/14/1980US4227347 Two motor drive for a wafer processing machine
10/01/1980EP0016342A1 Dressing tool for a saucer-shaped grinding wheel on a machine for grinding tooth flanks
06/1980
06/03/1980US4205492 Digitally controlled grinding machine with rest apparatus
05/1980
05/06/1980US4201016 Apparatus for grinding a workpiece
04/1980
04/22/1980US4198787 Traversing mechanism
04/01/1980US4195448 Two-point contact steady rest follower
02/1980
02/12/1980US4187646 Apparatus for grinding
01/1980
01/22/1980US4184819 Secondary speed sensor for governed air grinders
01/15/1980US4183180 Instrument and tool honing mechanism
01/08/1980US4182083 Grinding wheel feed programmer
12/1979
12/25/1979US4179854 Grinding machine with rest apparatus
08/1979
08/07/1979US4163346 Grinding machine control
05/1979
05/15/1979US4154024 Electric control device for an automatic grinding machine
04/1979
04/24/1979US4150513 Method for grinding
03/1979
03/20/1979US4144677 Overrunning protection for a grinding wheel
02/1979
02/20/1979US4139969 Apparatus for controlling the grinding of workpieces
01/1979
01/30/1979US4136572 Device for incremental feed in a machine tool
01/30/1979US4136490 Apparatus for preventing circumferential overspeeding of a grinding wheel
01/02/1979CA1045482A1 Air tool overspeed shutoff device
12/1978
12/12/1978US4129291 Two-dimensional precision table
12/05/1978US4128796 Gap eliminator
10/1978
10/10/1978US4118900 Method for controlling grinding process
09/1978
09/05/1978US4110938 Infeeding method for internal grinders
08/1978
08/22/1978US4107883 Apparatus for controlling feed mechanisms of grinding and cutting apparatus
06/1978
06/13/1978US4094105 Cam grinding machine with workpiece speed control
05/1978
05/23/1978US4090331 Apparatus for preventing circumferential overspeeding of a grinding wheel
05/02/1978US4086730 Feed apparatus for table of machine tool
05/02/1978US4086729 Feed amount setting device for a machine tool
04/1978
04/25/1978US4085551 Grinding machines
02/1978
02/28/1978US4075792 System for controlling the advance of a rotary machine tool
02/21/1978US4074467 Grinding machine control
02/07/1978USRE29531 Grinding machine
01/1978
01/10/1978US4067148 Feed apparatus for grinding machine
11/1977
11/08/1977US4057360 Pressure gas engine
10/1977
10/25/1977US4055027 Method and relative device for checking the working conditions during the grinding in centerless grinders
07/1977
07/05/1977US4033075 Mechanism for adjustably positioning planetary machining elements
05/1977
05/24/1977US4024672 Apparatus for the micro-finish of cylindrical or conical surfaces
09/1976
09/07/1976US3978624 Device for ending the feed movement of a grinding wheel
08/1976
08/31/1976US3977126 Grinding machine
08/24/1976US3975866 Method and apparatus for machining housings for slant axis rotary mechanisms
07/1976
07/27/1976US3971258 Feed mechanism for a machine tool
07/27/1976US3971168 Control apparatus for a machine tool
07/06/1976US3967414 Grinding machine with a rest apparatus
06/1976
06/29/1976US3965622 Device for indicating the touching of a grinding wheel and a workpiece
06/15/1976US3962831 Automatic grinding method and apparatus for wood working
05/1976
05/25/1976US3958370 Single slide grinding machine with means for selectively producing a reciprocation of said slide
04/1976
04/27/1976US3952693 Machine tool dial assembly
04/27/1976US3952458 Grinding machine with feed rate changing apparatus
02/1976
02/03/1976US3935677 Metallographic polisher with speed control
01/1976
01/27/1976US3934376 Apparatus for controlling the operation of a grinding wheel
01/20/1976US3934185 Machine tool control system
01/20/1976US3932960 Single slide grinding machine
01/13/1976US3932071 Overspeed saftey control mechanism for rotary tools
01/06/1976US3930764 Air tool overspeed shutoff device
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