B23H 1 - Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric

Patents for B23H 1 - Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric (3,662)
07/2011
07/20/2011	EP1498206B1 Machining power supply of wire electric discharge machine and power supply method
07/20/2011	CN102131607A Method and apparatus for improving roll texturing using electrical discharge machines
07/20/2011	CN102126063A Metal product producing method, metal product, metal component connecting method, and connection structure
07/20/2011	CN101745706B Electro-discharge machining dish cover and guide eye mould device therewith
07/20/2011	CN101695778B Method for producing electrical discharge copper matrix tool electrode for steel cavity mould
07/20/2011	CN101670473B Electrode location auxiliary piece and electrode location processing method
07/19/2011	US7982158 Method of manufacturing die for forming honeycomb structure and die for forming honeycomb structure
07/13/2011	CN201895150U Electrode assembly for electric spark grinding and processing of inner and outer honeycomb ring
07/12/2011	US7977597 Wire bonders and methods of wire-bonding
07/07/2011	US20110163071 Power supply device for electrical discharge machine
07/06/2011	EP1283084B1 Electric discharge machining device and electric discharge machining method
07/06/2011	CN201889565U Electrode of electric spark cellular grinder used for shaping
07/06/2011	CN102114559A Alternating polarity pulsed power supply
06/2011
06/29/2011	CN102107305A Underwater high-precision hole forming method based on electrical discharge machining
06/22/2011	CN201871833U Automatic regulating system for stepping motor processed by electric spark
06/22/2011	CN102101207A Current type energy-saving electric spark machining pulse power supply with adjustable no-load voltage
06/16/2011	US20110142532 Strut for exhaust nozzle and method of manufacture
06/15/2011	CN201862885U Operation panel carriage structure
06/15/2011	CN201862883U Counterweight mechanism of electric spark former spindle driven by linear motor
06/15/2011	CN102091840A Wire cut electrical discharge machining device
06/15/2011	CN102091839A Bunched electrode high-speed discharge processing method
06/15/2011	CN102091838A Method and machine for machining parts using spark-erosion milling
06/15/2011	CN102091837A Electric discharge machining device of micro-electrodes
06/09/2011	US20110132876 Article having diffuser holes and method of making same
06/08/2011	CN102085588A All-angle discharge fixture
06/08/2011	CN102085587A AC-power-fed wire electric discharge machine
06/08/2011	CN102085586A Micro-electrical discharge machining technology and device for surface array group budge of cylindrical rod piece
06/08/2011	CN102085585A Underwater electric spark series hole shaping method
06/08/2011	CN101829818B Fluid storage tank for automatically switching machining fluids
06/08/2011	CN101293293B Spark machine tool special for tyre mould process
06/01/2011	CN201848613U Portable electric discharge machining device
06/01/2011	CN101559505B Combined electrode clamp for electric spark processing
05/2011
05/31/2011	US7952045 Material piece scooping device
05/25/2011	EP2323796A1 Method and device for machining a workpiece by means of wire spark erosion
05/25/2011	CN201841328U Combined graphite electrode
05/25/2011	CN102076454A Electrical discharge machining device, electrical discharge machining method, and semiconductor substrate manufacturing method
05/25/2011	CN102069249A Taper angle push and deflection mechanism for electrosparking micro reversed taper hole
05/25/2011	CN102069241A Machining electrode for annular holes and machining method
05/25/2011	CN102069240A Spark discharge machining-based lossless segmentation method for silver layer electrode of piezoelectric ceramic tube
05/25/2011	CN102069239A Piezoelectric ceramic tube silver layer electrode nondestructive dividing device
05/24/2011	US7947918 Method and generator for electrical discharge machining
05/24/2011	US7947917 Wire-cut electric discharge machine having water level abnormality detection function and water level abnormality alarm generation cause specifying method
05/24/2011	CA2401102C Wire electrode for spark erosion cutting
05/19/2011	US20110114605 Advanced flushing for workpiece erosion
05/19/2011	US20110114604 Electric discharge machining apparatus, electric discharge machining method, and semiconductor substrate manufacturing method
05/19/2011	US20110114603 Wire cut electrical discharge machine
05/18/2011	EP2321083A1 Method and apparatus for improving roll texturing using electrical discharge machines
05/18/2011	CN102059415A Electrical discharge machining integrated tool electrode applicable to internal spline structure made of difficult-to-machine materials
05/18/2011	CN102059387A Knife edge-variable arc semidiameter micro-diameter milling cutter for restraining generation of burrs and manufacture method thereof
05/17/2011	CA2528893C Method for repairing machine part, method for forming restored machine part, method for manufacturing machine part, gas turbine engine, electric discharge machine, method for repairing turbine component, and method for forming restored turbine component
05/12/2011	US20110109891 Apparatus for Supporting and Optical Element, and Method of Making Same
05/12/2011	US20110108526 Method of manufacturing impeller for centrifugal rotating machine
05/12/2011	DE19882983B4 Grüne Kompaktelektrode zur Funkenentladungsbeschichtung und Verfahren zu ihrer Herstellung The green compact electrode for spark discharge coating, and processes for their preparation
05/12/2011	DE112009001764T5 Funkenerosionsvorrichtung, Funkenerosionsverfahren und Verfahren zur Herstellung eines Halbleitersubstrats Electric discharge machining apparatus, electric discharge machining method and process for producing a semiconductor substrate
05/11/2011	CN102049577A Electrical discharge machining method fit for internal spline structure of difficultly processed materials
05/11/2011	CN101693310B Three-dimensional fine electric spark servo scanning rough and finish machining combined process
05/11/2011	CN101010644B Methods for determining and machining worked surface of plate-like material and apparatus for these methods
05/05/2011	WO2011052494A1 Electrical discharge machining device
05/05/2011	WO2011006039A3 Method and apparatus for targeted high-velocity flushing of an edm work zone
05/05/2011	US20110100960 Ion spectrometric multipole rod systems made by wire erosion
05/05/2011	US20110100959 Wire electric discharge machine and wire electric discharge machining method
05/04/2011	CN102046318A Electric discharge machining apparatus and electric discharge machining method
04/2011
04/28/2011	WO2011050186A2 Spark gap control for electro-discharge machining
04/28/2011	WO2011049049A1 Tungsten cathode material
04/28/2011	US20110094999 Application of surface relief to spot welding electrodes
04/28/2011	US20110094998 Electrode wire for electric discharging working
04/28/2011	CA2778358A1 Spark gap control for electro-discharge machining
04/27/2011	CN201807809U Electrode rocking motion device of electric discharge machine
04/27/2011	CN101700589B Piezoelectric self-excited impulse-type micro electro discharge machining device and machining method thereof
04/20/2011	CN102019475A Multifunctional angle pin discharging fixture
04/19/2011	US7928337 Apparatus for machining a workpiece using wire discharge including an upper and lower power supply unit
04/13/2011	CN102011791A Connecting rod of engine and making method thereof
04/13/2011	CN102009236A Main spindle hood of electric spark moulding machine
04/13/2011	CN102009235A Method for positioning workpiece and electrode in mould discharging technology
04/12/2011	US7923657 Method and apparatus for electrode dressing
03/2011
03/23/2011	CN201768977U Power source device for short arc cutting equipment
03/17/2011	US20110065350 Method for Forming an Electrode for a Spark Plug
03/17/2011	US20110062118 Method and machine for machining parts using spark-erosion milling
03/16/2011	EP2295181A2 Method and machine for machining parts using spark-erosion milling
03/09/2011	CN201755757U Working platform base structure of electric spark forming machine
03/09/2011	CN201755706U Electrode tool for electric spark forming of rubbery molds
03/09/2011	CN201755705U CAN control system of electric spark forming machine
03/03/2011	US20110049107 Electro-Discharge Electrode and Method of Use
03/01/2011	US7895836 Shape memory alloy actuator, apparatus for manufacturing shape memory alloy actuator, method for stringing shape memory alloy, and method for manufacturing shape memory alloy actuator
02/2011
02/17/2011	DE202009018119U1 Erosionsdraht für das Drahterodieren Erosion wire for wire EDM
02/15/2011	US7889827 Method and apparatus for removing tack welds on reactor vessel components in a nuclear reactor
02/10/2011	US20110031221 Electrode tube holding apparatus for electric discharge machine
02/09/2011	CN201735920U Open type internal thread die processing system
02/09/2011	CN201735915U Tool electrode for processing small parts
02/09/2011	CN101966614A Digital preparation device for bunched forming electrode and preparation method thereof
02/09/2011	CN101966613A Electrode wire for wire electric discharge machining
02/03/2011	US20110029028 Machining of enclosures for implantable medical devices
02/02/2011	CN101961804A Tri-axial spindle head mechanism for processing spherical coordinates by electrosparking
01/2011
01/27/2011	DE112008003709T5 Energiequellen-Steuereinheit einer elektrischen Entladungsvorrichtung Power source control unit of an electrical discharge device
01/26/2011	EP0993894B1 Wire cut electric discharge machining apparatus and control method therefor
01/26/2011	CN201720569U High-precision vertical correcting mechanism for electrode clamper of electric discharge processor
01/26/2011	CN101954517A Electro-discharge machining fluid and electro-discharge machining method
01/26/2011	CN101658964B Discharge circuit of electrosparking power supply
01/19/2011	CN101585102B Electrical spark face milling tool electrode
01/19/2011	CN101362231B Electric impulse cutter saw

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