Patents
Patents for B24B 35 - Machines or devices designed for superfinishing surfaces on work, i.e. by means of abrading blocks reciprocating with high frequency (724)
05/1991
05/29/1991DE4015569C1 Cam shaft grinding machine - has piston and cylinder assembly with supply circuit and overflow line
05/08/1991DE4035374A1 Superfinishing method for groove profile - has swing axis of stone inclined to line of groove to allow simultaneous finishing of full profile
04/1991
04/25/1991DE4015431C1 Finishing grinding machine for camshaft cams - has grinding contact stabiliser for each grinding stone holder with two chambers
03/1991
03/21/1991DE3930457A1 Fine working or micro-finishing method
02/1991
02/06/1991EP0411095A1 Method and apparatus for fine working or microfinishing.
12/1990
12/27/1990EP0403537A1 Ultrasonic polishing.
12/12/1990CN1047640A Honing device contrdled by ultrasonics vibrating
11/1990
11/27/1990US4972631 Oscillatory drive for fine-grinding machine
09/1990
09/07/1990WO1990009870A1 Method and apparatus for fine working or microfinishing
08/1990
08/16/1990EP0382336A2 Size control shoe for microfinishing machine
08/09/1990WO1990008626A1 Method and abrading tools for orbital grinding
06/1990
06/26/1990US4936052 Machine and method of grinding molding die
05/1990
05/17/1990WO1990005044A1 Orbital and/or reciprocal machining with a viscous plastic medium
03/1990
03/28/1990CN2055081U Ultrasonic vibration honing unit
03/07/1990CN1040163A Installation for ultrasonic dimensional treatment
02/1990
02/28/1990CN2053560U Ultrasonic vibrating honing device
02/22/1990DE3919359C1 Grinding machine tool support with linear tool holder - has inner eccentric bush, holding vibration axis bush in its bore
02/07/1990EP0354052A2 Installation for ultrasonic dimensional treatment
02/06/1990CA1265343A1 Microfinishing apparatus and method
01/1990
01/18/1990DE3841976C1 Machine for the two-stage finish-machining of camshafts
12/1989
12/27/1989EP0347847A2 Automatic centreless finishing apparatus for articles with a rotation-symmetric surface in a pass-through machine
11/1989
11/29/1989EP0343243A1 Device for the finishing of parts
10/1989
10/03/1989US4870743 Quick change tool assembly for ultrasonic machine tool
09/1989
09/21/1989WO1989008535A1 Ultrasonic polishing
08/1989
08/30/1989EP0329740A1 Drive mechanism for producing planetary motion
07/1989
07/12/1989EP0323518A1 Device for vibrating work to be ground
06/1989
06/27/1989US4841675 Apparatus for cleaning and polishing roll assemblies
06/14/1989EP0295264A4 Electrical discharge machining by redressing electrodes.
05/1989
05/09/1989US4828052 Ultrasonic drilling apparatus
04/1989
04/20/1989WO1989003278A1 Ultrasonic tool support
03/1989
03/09/1989WO1989001847A1 Device for the finishing of parts
03/09/1989WO1989001846A1 Drive mechanism for producing planetary motion
02/1989
02/14/1989US4804131 Process of use of an electroacoustical vibrator device and plant for carrying out this process
01/1989
01/26/1989DE3819608A1 Device for superfinishing cylindrical surfaces
01/19/1989DE3820778A1 Superfinishing head, in particular for crankshafts
01/12/1989DE3818059A1 Device for superfinishing, in particular for journals of crankshafts
12/1988
12/29/1988WO1988010174A1 Device for vibrating work to be ground
12/21/1988EP0295264A1 Electrical discharge machining by redressing electrodes.
11/1988
11/24/1988DE3716058A1 Method of reworking rotating components full of wear marks
10/1988
10/19/1988EP0287374A2 Device and machine tool for high frequency machining
09/1988
09/15/1988DE3707335A1 Method and apparatus for the superfinishing of barrel-shaped rollers
08/1988
08/23/1988US4765333 Surgical methods and apparatus for bone removal
08/17/1988CN85108300A Precision flat grinding equipment with figure-eight motions
07/1988
07/06/1988EP0273055A1 Machine and method of grinding molding die
06/1988
06/28/1988US4754115 High speed electrical discharge machining by redressing high resolution graphite electrodes
05/1988
05/25/1988EP0268326A2 Method and apparatus for deploying an electroacoustical vibrator device
05/19/1988WO1988003452A1 Electrical discharge machining by redressing electrodes
04/1988
04/26/1988US4739676 Drive for a machine for the manufacture of an electrode-workpiece by means of a form grinding tool of a similar spatial shape
01/1988
01/27/1988EP0165249B1 Drive for form-grinding a work-piece
10/1987
10/08/1987WO1987005846A1 Machine and method of grinding molding die
09/1987
09/17/1987DE3608778A1 Method and grinding tool for the precision cylindrical grinding of shafts
07/1987
07/28/1987US4682444 Microfinishing apparatus and method
04/1987
04/22/1987EP0219301A2 Improved microfinishing apparatus and method
03/1987
03/26/1987DE3533082A1 Process and apparatus for the fine machining of rotationally symmetrical workpieces
01/1987
01/29/1987DE3525330A1 Ultrasonic machining device with a retraction device
08/1986
08/05/1986US4603509 Magnetic attraction system grinding method
07/1986
07/30/1986CN85103219A Micro-fine machining of machinery part surface
06/1986
06/24/1986US4596243 Surgical methods and apparatus for bone removal
03/1986
03/19/1986EP0174316A1 Method for removing particles generated during a form grinding operation and which adhere in the grinding gap
03/04/1986US4573289 Apparatus for superfinishing bearing rollers
01/1986
01/14/1986US4563837 Ultra-precision grinding machine
12/1985
12/10/1985US4557075 Apparatus for shaping an electrode of a prescribe spatial configuration by means of an abrading die
11/1985
11/21/1985EP0161748A2 Improved microfinishing apparatus and method
09/1985
09/12/1985WO1985003896A1 Method for removing particles generated during a form grinding operation and which adhere in the grinding gap
08/1985
08/13/1985US4534133 Machine for superfinishing annular workpieces
06/1985
06/25/1985US4524543 Vibratory abrasive contour-finishing method and apparatus
05/1985
05/21/1985US4517768 Orbital polisher
04/1985
04/23/1985US4512107 Automated polisher for cylindrical surfaces
04/11/1985WO1985001464A1 Drive for the planetary erosion of a work-piece intended to be used as an electrode
02/1985
02/05/1985US4497101 Method and apparatus for the manufacture of a three-dimensional, shaped graphite electrode utilizing a three-dimensional, shaped file
01/1985
01/22/1985US4494280 Method and machine tool for a circular machining of eccentric shaft portions
01/16/1985EP0131134A2 Form-grinding process and apparatus for the spark-erosive machining of work pieces
01/15/1985US4493165 Orbital polisher with elastic abrasive
12/1984
12/04/1984US4485592 Machine for superfinishing annular workpieces
09/1984
09/19/1984EP0118606A2 Machine for making an electrode of a definite shape by means of a structural-grinding tool
09/12/1984EP0118126A2 Magnetic attraction system grinding method
08/1984
08/28/1984US4467564 Arrangement of a measurement controlling device in circular grinding machines
06/1984
06/27/1984EP0111936A2 Machine for superfinishing annular workpieces
05/1984
05/30/1984EP0109845A2 Improved methods and apparatus for surface machining
01/1984
01/10/1984US4424648 Lapping tools
12/1983
12/06/1983US4418501 Lapping machine and method
10/1983
10/12/1983EP0091003A2 Polishing head particularly for granite, marble, and the like slab materials
06/1983
06/29/1983EP0082429A2 Machine for superfinishing annular workpieces,
05/1983
05/31/1983US4386256 Machining method and apparatus
01/1983
01/20/1983WO1983000111A1 Method and device for producing a spark metal working graphite electrode by means of a tridimensional profiled file
09/1981
09/15/1981US4289947 Fluid jetting system for electrical machining
08/1981
08/25/1981CA1107513A1 Reaction honing tool for honing a flat surface
07/1981
07/14/1981US4277915 Apparatus for shaping electrodes
01/1981
01/06/1981US4242837 Fine grinding apparatus
12/1980
12/23/1980US4240232 Coated abrasive superfinishing stone and method of making same
09/1980
09/23/1980US4223485 Lapping tools
09/16/1980US4222203 Machining device and method
07/1980
07/22/1980CA1081962A1 Honing machine
06/1980
06/24/1980CA1079974A1 Processes for treating cutting edges
05/1980
05/28/1980EP0011518A1 Abrasive machine using reciprocating abrasive blocks
04/1980
04/15/1980US4197786 Support jack more particularly adapted to support a tool holder of a machine tool and in particular of a polishing machine
03/1980
03/18/1980CA1073679A1 Processes for treating cutting edges
02/1980
02/05/1980US4186527 Apparatus for shaping electrodes
01/1980
01/09/1980EP0006404A1 Apparatus for deburring of flat workpieces
12/1979
12/25/1979US4179850 Reaction honing tool for honing a flat surface
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