Patents for B23H 7 - Processes or apparatus applicable to both electrical discharge machining and electrochemical machining (7,069)
12/2002
12/17/2002US6495788 Electrode for machining a piece by electro-erosion and its process for production
12/12/2002US20020185472 Holder for a workpiece or a tool
12/12/2002US20020184777 Method and apparatus for vertically calibrating wire of wire cutting electric discharge machine
12/12/2002DE10225847A1 Funkenerosionseinrichtung EDM device
12/11/2002EP1263544A1 Apparatus and method of machining brake components
12/11/2002CN1383951A Fixture
12/10/2002US6492036 Porous electrode wire for use in electrical discharge machining and method of manufacturing the same
12/05/2002WO2002096587A1 Electrical discharge machining apparatus and method
12/05/2002US20020179572 Electrical discharge machining apparatus and method
12/04/2002EP1262266A1 Gripping device
12/04/2002CN2523544Y Blank cutter for electric etching flat belt
12/04/2002CN1383395A Method of controlling electrochemical machining process
12/03/2002US6489582 Non-submersion electrodischarge machining using conditioned water as a medium
11/2002
11/29/2002CA2349143A1 High-conductivity electrode wire for wire electric discharge machining
11/26/2002US6486429 Electric discharge machine and module set for assembly of machine tools
11/26/2002US6485214 Coupling device
11/21/2002US20020170829 Electrochemical discharge machining device and machining method
11/19/2002US6482535 Porous electrode wire for use in electrical discharge machining and method of manufacturing the same
11/14/2002WO2002090029A1 Method for a removal of cathode depositions by means of bipolar pulses
11/14/2002US20020169516 Method of controlling an electrochemical machining process
11/07/2002US20020162824 Process and device for machining a three-dimensional piece by electroerosive milling
10/2002
10/31/2002US20020159830 Clamping apparatus
10/24/2002DE10142677C1 Electroerosion machine has part of electrode guide arm positioned within heat insulation cabin enclosing work space provided with heat insulation jacket
10/23/2002EP1250198A1 Deformed metal composite wire
10/17/2002US20020148814 Small hole electric discharge machine drill provided with depth-specific processing means and method of depth-specific processing with small hole electric discharge machine drill
10/16/2002EP1249294A2 Small hole electric discharge machine drill provided with depth-specific processing means and method of depth-specific processing with small hole electric discharge machine drill
10/16/2002CN1374898A Automatic wire supply system of wire cut electrodischarge machine
10/16/2002CN1374163A Vertical correction method and device for wire electrode cutting electrospark machine
10/15/2002US6465754 Process and device for machining by electroerosion
10/10/2002WO2002024389A9 Electric discharge machining device and electric discharge machining method
10/02/2002EP1244533A1 Electrochemical machining method and apparatus
10/02/2002CN2513707Y Spark linear cutting machine
10/02/2002CN1091674C Method and device for forming adrasive wheel
10/01/2002US6459063 Apparatus for electrodischarge machining
09/2002
09/26/2002US20020134759 Working fluid processing device of wire electric discharge machine
09/25/2002EP1243372A2 Working fluid processing device of an electric discharge machine
09/25/2002CN1371315A Method of electrodischarge wire machining
09/25/2002CN1371314A Method and apparatus for electrodischarge wire machining
09/24/2002US6454930 Procedure and device for the three-dimensional processing of a work piece by means of electroerosive or electrochemical machining
09/19/2002DE3991164C2 Adaptive control of machining apparatus
09/18/2002CN1091015C Appts. for electrodischarge machining
09/17/2002US6452127 Multi-electrode EDM machine
09/12/2002US20020128743 Controller for wire electric discharge machine
09/12/2002US20020125218 Wire electrical discharge machine
09/12/2002US20020125217 Small hole electric discharge machine
09/11/2002EP1238740A1 Process and apparatus for electroerosion milling three-dimensional workpieces
09/11/2002EP1238739A2 WIre electrical discharge machine
09/10/2002US6448529 Electro discharge machining apparatus
09/10/2002US6448528 Tubular electrode holder
09/10/2002US6448527 Steel core; copper, or alloy therof interface; zinc alloy exterior
09/10/2002US6447930 Wire electrode and process for producing a wire electrode, particular for a spark erosion process
09/10/2002CA2298606C Floating cover electrode guide system for electric discharge machining
09/04/2002CN1367727A Wire electric discharge machine
09/03/2002US6445972 Machining sequence determining method and apparatus for wire-cut electric discharge machining and computer readable medium storing a machining sequence determining program
09/03/2002US6444941 Tool holding system
08/2002
08/29/2002DE10103292A1 Elektrodenführung für Erodiermaschinen sowie Verfahren zum Erodieren von Werkstücken Electrode guide for EDM machines and methods for erosion of workpieces
08/28/2002EP1233854A1 Method for modifying wooden surfaces by electrical discharges at atmospheric pressure
08/22/2002WO2002064299A1 Method and apparatus for electrodischarge wire machining
08/22/2002US20020113042 Micro electro discharge machining method and apparatus
08/21/2002EP0747158B1 Power supply system for electric discharge machine and electric discharge machining method
08/21/2002CN2506379Y Wire moving reel for wire cutting carbide alloy
08/20/2002US6437277 Wire electrical discharge machining apparatus
08/14/2002EP1230431A2 Machine for localised cleaning with electrolytic and/or ultrasound cell, for pickling and/or polishing
08/13/2002US6433295 Surface roughness dependent methods of electric discharge machining and device thereof
08/08/2002WO2002060631A1 Cylindrical hole and form centring and drilling device
08/07/2002EP1228832A1 Device for centering and drilling shapes and cylindrical holes
08/06/2002US6429396 Electric discharge processing power supply having a protection network for the switching element
08/06/2002CA2311765C Electric discharge machining apparatus
08/06/2002CA2311745C Electric discharge machining apparatus
08/01/2002WO2002058875A1 Electrode guide for spark-erosion machines and a method for the spark-erosion of workpieces
08/01/2002WO2002058874A1 Electrodischarge wire machining and power supply for electrodischarge wire machining
07/2002
07/31/2002CN1361723A Electric discharge machine driven by linear motor
07/31/2002CN1360990A Wire electrode moving method for electrospark wire electrode cutting machine
07/25/2002WO2002042030A3 Fluted electrochemical machining
07/25/2002US20020096497 Continuous wire EDM for forming blind holes
07/24/2002CN1087991C Electrode for green compact for discharge surface treatment, method of producing same, method and apparatus for discharge surface treatment and green compact for discharge surface treatment
07/18/2002WO2002055252A1 Wire electric discharge machining device
07/18/2002WO2002055251A1 Automatic wire electrode feeder for wire electric discharge machining devices
07/18/2002WO2002055250A1 Wire electric discharge machining method and device
07/18/2002WO2002055249A1 Electrical discharge machining apparatus
07/18/2002US20020093348 Devices and methods for detecting a processing electrode of a machine tool
07/18/2002US20020092831 Porous electrode wire for use in electrical discharge machining and method of manufacturing the same
07/18/2002US20020092776 Part fabricating method
07/17/2002CN2500419Y Double pule electroprocessing tool
07/10/2002CN2499160Y Multifunction positioner for arc machining
07/09/2002US6417475 EDM electrode position detection
07/04/2002DE10064232C1 Vorrichtung und Verfahren zum Führen einer Bearbeitungselektrode in einer Werkzeugmaschine, insbesondere in einer Drahterodiermaschine Apparatus and method for performing a machining electrode in a machine tool, particularly in a wire EDM
07/03/2002EP1219374A1 Electrode holder
07/03/2002EP1219373A2 Controller for wire electric discharge machine
07/03/2002CN1086971C Electric discharging working appts.
07/02/2002US6413407 Cathode tool sealed at one end to prevent electrolyte from flowing into finished bore; internal cooling; superalloy long tubes; petroleum industry
06/2002
06/27/2002US20020079293 Device and method of guiding a processing electrode in a machine tool
06/27/2002US20020079292 Cutting erosion machine tool
06/26/2002EP1216779A1 Machine tool, in particular electroerosion machine and modular construction assembly
06/20/2002DE10061691A1 Appliance and method for detecting machining electrode of metals erosion machine based on impedance change as electrode traverses measurement zone
06/19/2002CN1354060A Method for wire-cutting controlling metal wire moving
06/13/2002US20020071717 Device for coupling a work piece to a machine tool
06/13/2002DE4244938C2 Spark erosion machine using electrical discharge between electrode and workpiece
06/12/2002EP1213082A1 Method and apparatus for electrodischarging machining
06/12/2002CN2494724Y Guide device for wire-cutting machine tool
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