Patents
Sitemap › B23 - Machine tools; Metal-working not otherwise provided for › B23H - Working of metal by the action of a high concentration of electric current on a workpiece using an electrode which takes the place of a tool; Such working combined with other forms of working of metal › B23H 11 - Auxiliary apparatus or details, not otherwise provided for
Patents for B23H 11 - Auxiliary apparatus or details, not otherwise provided for (1,396)
05/1996
05/01/1996EP0709158A1 Electric discharge machine
04/1996
04/24/1996EP0707917A1 Submerged type wire cutting electrical discharge machining equipment
04/09/1996US5506380 Electro-erosion machine with a tank for holding a dielectric
02/1996
02/28/1996EP0576679B1 Wirecut electrical discharge machining apparatus
02/21/1996EP0697267A1 Mounting device for a tool or a workpiece
11/1995
11/29/1995CN1112470A Electric discharge machining apparatus
10/1995
10/11/1995EP0676254A1 Method for preventing collision of a moving shaft of a wire electric discharge machine
10/03/1995US5455400 Machining tank with a mobile part giving a free access to the machine area of machine tools
08/1995
08/22/1995US5444204 Method of and apparatus for electro-erosive machining
06/1995
06/28/1995EP0659514A1 Electric discharge machining apparatus
06/28/1995CN1104408A Electrical discharge machining device
06/27/1995US5428199 Frame member for supporting a workpiece in a machine tool
06/01/1995DE4339961A1 Erosive drilling machine
06/01/1995DE4339271C1 Clamping device for releasable holding of workpieces
05/1995
05/24/1995CN1102795A Electric spark machine tool with container of electric medium
05/02/1995CA1335442C Spacer for an electrochemical apparatus
04/1995
04/18/1995US5408063 Fluid flushing device
04/06/1995WO1995009064A1 Method for preventing collision of a moving shaft of a wire electric discharge machine
04/05/1995CN1100981A Electrical discharge machine
03/1995
03/29/1995EP0644811A1 Electrical discharge machining device
03/28/1995US5401931 Wire-cut electroerosion apparatus
03/15/1995EP0642869A1 Electrical discharge machine
03/15/1995EP0642868A1 Electroerosion machine with novel frame structure
03/15/1995EP0642867A1 Constructional aspects of an electroerosion machine
01/1995
01/12/1995DE4422967A1 Electrical discharge machine (spark erosion machine)
12/1994
12/28/1994EP0630718A1 Working tank for electroerosion machine
12/20/1994US5374795 Wire cut electric discharge machine
11/1994
11/16/1994CN2182702Y Wire-cutting electric machining rotary clamp
10/1994
10/13/1994WO1994022627A1 Electrical discharge machining device
09/1994
09/15/1994DE4320530C1 Electrical discharge (spark-erosion) machining unit with dielectric container
07/1994
07/27/1994EP0464219B1 Core removing apparatus
06/1994
06/29/1994EP0603534A1 Method and apparatus for electro-erosion cutting
05/1994
05/24/1994US5315088 Electric discharge machining apparatus with switch connection between workpiece and mount
05/18/1994CN1086757A Machine tool for workpieces
05/10/1994US5310468 ECM slave assembly
04/1994
04/28/1994DE4335987A1 Flushing device for electro-erosion machine - connects with dielectric fluid source through conduit in workpiece holder
04/19/1994US5304288 Method of and device for the spark erosion of hardmeal objects
04/13/1994CN2161405Y Wire arm of wire-cutter with drilling device
03/1994
03/08/1994US5293022 Spark erosion machine
03/02/1994EP0584990A1 Wire-cut electroerosion apparatus
03/02/1994EP0584681A1 Machine tool for work pieces
03/01/1994US5290987 Electrical discharge machining apparatus
02/1994
02/23/1994CN1082472A Wire-cut electroerosion apparatus
01/1994
01/26/1994CN2154135Y Self-grip clip of circumferencial havling
01/05/1994EP0576679A1 Wirecut electrical discharge machining apparatus
12/1993
12/29/1993EP0407593B1 Electrical discharge machine
12/14/1993US5270512 Electro-erosion machining tank with a side wall door
12/08/1993EP0572718A1 Thermostable machine for electroerosion cutting
11/1993
11/23/1993US5264676 Electric discharge machining apparatus with a vertically movable tank
09/1993
09/14/1993US5245152 Dielectric fluid dust extraction system for electric discharge machine
09/07/1993US5243167 Apparatus and method for manufacturing a slotted torque tube
08/1993
08/19/1993DE4204258A1 Holding devices in electrochemical processing appts. - used for removing workpieces from cathode holding bar, are e.g. spring biassed holding fingers, magnetically operated fingers or suction operated anode bar
08/19/1993DE4204234A1 Electrochemical working appts. - with rotatable table moving workpieces from loading station to working station to discharge slide
07/1993
07/22/1993WO1993013902A1 Wirecut electrical discharge machining apparatus
07/14/1993EP0394482B1 Working fluid temperature abnormality alarm apparatus of electric discharge machine
05/1993
05/05/1993CN2131639Y Electrode verticality corrector
04/1993
04/14/1993EP0536711A1 Working tank for an electroerosion machine and a machine equipped with such a tank
02/1993
02/02/1993US5183986 Wire-type electric discharge machining system capable magnetically of collecting material that has been removed from a workpiece and confirming the magnetic attraction
12/1992
12/29/1992US5175408 Electrical discharge machine
12/03/1992DE4116104C1 Machine tool for spark erosion machines - has magazine for tool and workpiece storage
11/1992
11/19/1992EP0513664A1 Machining apparatus, in particular for electric discharge machining, and method of machining work pieces
11/17/1992US5164563 Core removing apparatus
09/1992
09/22/1992US5150102 Machining fluid temperature deviation alarm
07/1992
07/08/1992EP0314796B1 Wire cut electric spark machine equipped with electric shock prevention means
06/1992
06/02/1992US5118914 Protective device for machining heads
05/1992
05/13/1992EP0485365A1 Device for mounting an electrospark machining electrode
04/1992
04/15/1992EP0480369A2 Wire-type electrical discharge machining device
04/15/1992EP0480130A2 Electric discharge machine
03/1992
03/17/1992US5095635 Block for fixing the coordinate axes of material to be processed by an nc wire electro-spark processing machine
02/1992
02/12/1992EP0470671A1 Method of and device for the spark erosion of hardmetal objects
01/1992
01/08/1992EP0464219A1 Core removing apparatus
10/1991
10/16/1991CN1014305B Spark eroder with fixed machine table and lowerable working container for dielectric
09/1991
09/24/1991US5051157 Spacer for an electrochemical apparatus
09/04/1991EP0229186B1 Wire cut electric spark machine
08/1991
08/20/1991US5041709 Attachment device for electrical discharge machine
08/06/1991CA1287381C Wire-cut electrical discharge machining equipment
07/1991
07/30/1991US5036173 Electrical discharge apparatus with a dielectric fluid assembly
07/30/1991US5035788 Electrochemical drilling apparatus
07/25/1991WO1991010529A1 Core removing device
06/1991
06/26/1991CN2079550U Electrode clip for gap processing of electric spark machine tool
06/19/1991EP0432350A2 Core removing device for wirecut electrical discharge machining apparatus
06/11/1991US5023421 Device for limiting the withdrawal of the electrode of a die sinking machine
05/1991
05/28/1991US5019685 Discharge working machine
05/28/1991US5019129 Workpiece holding system
05/14/1991US5015814 Core removing device for wirecut electrical discharge machining apparatus
04/1991
04/24/1991CN2075566U Automatic extinguisher for electric discharge shaping machine
04/18/1991WO1991004811A1 Device for processing materials by cutting
02/1991
02/12/1991US4992640 Wire electric discharge machining apparatus
01/1991
01/30/1991EP0410493A1 Wire-cut spark erosion machine with a fixed machining table
01/16/1991EP0407593A1 Electrical discharge machine
12/1990
12/26/1990CN1010927B Spark erosion machine with a fixed machine table and lowerable working container for the electrolyte
12/18/1990US4978827 Machining tank with decomposed gas removal
11/1990
11/14/1990EP0397449A1 Electrode support structure
10/1990
10/31/1990EP0394482A1 Working fluid temperature abnormality alarm apparatus of electric discharge machine
10/17/1990EP0392074A1 Discharge working machine
08/1990
08/28/1990US4952767 EDM with an electromagnetic shield of hollow ferrite beads floating on dielectric fluid
08/02/1990DE4002191A1 Spark erosion machine with laterally apertured vessel - delivers working fluid through gap between electrode arm and enclosing sealing sleeve
07/1990
07/04/1990EP0376362A1 Protection device for machining heads
05/1990
05/30/1990EP0370707A1 Electrical discharge apparatus
05/16/1990EP0368394A1 Device for limiting the tool electrode withdrawal of a working machine and its use in electroerosion
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