| 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) |
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| 07/04/2012 | CN202291729U Photoelectric driver for electrosparking |
| 07/04/2012 | CN202291727U Clamp for big electrode of electric discharge machine |
| 07/04/2012 | CN102528182A Self-induced electric discharge machining method of metal-ceramic functionally graded material |
| 07/04/2012 | CN102527539A Nozzle mechanism of multiphase medium electric spark machining method |
| 07/04/2012 | CN102151919B Method for processing subsurface gate by discharging |
| 07/04/2012 | CN102046318B Electric discharge machining apparatus and electric discharge machining method |
| 07/04/2012 | CN102009235B Method for positioning workpiece and electrode in mould discharging technology |
| 07/04/2012 | CN101716698B Method for machining steam turbine honeycomb seal with electric sparks |
| 07/04/2012 | CN101530940B Device designed to cut off the spent wire on a spark erosion machine |
| 07/04/2012 | CN101391327B Molding die machining electrode |
| 07/04/2012 | CN101374473B System to manufacture custom orthodontic appliances, and related process |
| 06/27/2012 | EP2021146B1 Electrical discharge texturing machine |
| 06/27/2012 | CN202283621U 线切割智能节能高频脉冲电源 Wire Energy Smart power high-frequency pulse |
| 06/27/2012 | CN102513626A Electrode wire rotation and feeding combined driving spindle mechanism for micro electric discharge machining |
| 06/27/2012 | CN102513625A Electromagnetism driving high-frequency excitation auxiliary wire feeding mechanism for micro electric discharge machining |
| 06/27/2012 | CN102513621A Z-axis tool setting gauge for digital control electric spark milling machine tool |
| 06/27/2012 | CN102151920B Electrical discharge machining (EDM) method of super-hard micro-hemisphere couple part |
| 06/27/2012 | CN102085587B AC-power-fed wire electric discharge machine |
| 06/21/2012 | US20120154084 Soft-magnetic, amorphous alloy ribbon and its production method, and magnetic core constituted thereby |
| 06/21/2012 | US20120152908 Electrode for honeycomb structure forming die |
| 06/20/2012 | EP1487596B1 Method for processing a metal working member such as an extrusion die; method for extruding a product using said processed die |
| 06/20/2012 | EP1446254B1 Method and device for the electroerosive material machining of a workpiece |
| 06/20/2012 | CN102500851A Method for processing mould cavity for wheel cover of automobile |
| 06/20/2012 | CN102500850A Needle valve and precise tiny electric spark processing method for conical surfaces of needle valve body |
| 06/20/2012 | CN102500848A Micro electrical discharge machining device and method for PZT (Piezoelectric Transducer) synchronous excitation and compression discharge channel |
| 06/20/2012 | CN102500847A Electric spark induced controllable ablation processing method based on function electrode group |
| 06/14/2012 | US20120148769 Method of fabricating a component using a two-layer structural coating |
| 06/14/2012 | US20120145676 Metal Ablation in Supersonic Expansion Gas Coupled to an Ion Mass Filter |
| 06/14/2012 | US20120145371 Components with cooling channels and methods of manufacture |
| 06/13/2012 | CN202271064U 组装放电治具 Discharge assembly fixture |
| 06/13/2012 | CN202271056U 一种具有重力式可移动工作液罐的便携手提电火花加工装置 Portable hand-held device with a EDM gravity can move the working fluid tank |
| 06/13/2012 | CN102489796A Simple, fast and convenient translation electrode capable of improving machining efficiency |
| 06/07/2012 | WO2012072304A1 Electrical discharge machining |
| 06/07/2012 | US20120138576 Compound electrical discharge machining apparatus and small-hole electrical discharge machining module thereof |
| 06/06/2012 | CN102114559B Alternating polarity pulsed power supply |
| 05/31/2012 | US20120132623 Electrode holder |
| 05/30/2012 | CN202240006U Hand-held portable electric spark processing device with sounding table pedestal combined mechanism |
| 05/30/2012 | CN202240005U Solar cell crucible forming machine |
| 05/30/2012 | CN102009236B Main spindle hood of electric spark moulding machine |
| 05/30/2012 | CN101932402B Electric discharge device |
| 05/29/2012 | US8187451 Method and device for manufacturing integrally bladed rotors |
| 05/24/2012 | US20120125895 Wire transmitting module |
| 05/23/2012 | CN202224783U Three rotating shafts type tool electrode driving device for electric discharge machine |
| 05/23/2012 | CN101596626B Multi-functional spark machine |
| 05/22/2012 | US8183492 Power supply circuit for wire electric discharge machining apparatus |
| 05/22/2012 | US8183491 Electric discharge machining device using rotating circular blade |
| 05/16/2012 | CN202219407U Ramp roof discharge fixture |
| 05/16/2012 | CN202219365U Cone angle rolling mechanism of electric spark machining superfine inverted taper hole |
| 05/16/2012 | CN202219361U High-frequency impulse power supply special for superfine electric spark machine tool |
| 05/16/2012 | CN102166675B Easily-disassembled current collecting device |
| 05/16/2012 | CN102085586B Micro-electrical discharge machining technology and device for surface array group budge of cylindrical rod piece |
| 05/15/2012 | US8178815 Molding die machining electrode, fabricating method of molding die, and molding die |
| 05/15/2012 | US8178814 Hand-held electro-discharge device |
| 05/09/2012 | CN101966614B Digital preparation device for bunched forming electrode and preparation method thereof |
| 05/09/2012 | CN101890543B CCD camera monitoring module of ultrafine electric spark machine tool |
| 05/03/2012 | WO2012056788A1 Fluid quality adjustment device |
| 05/03/2012 | US20120103943 Wire electric discharge machining apparatus |
| 05/02/2012 | CN101291768B Power supply control apparatus for discharging processor |
| 05/01/2012 | US8168914 Electric-discharge-machining power supply apparatus and electric discharge machining method |
| 05/01/2012 | US8168913 Electric discharge machining die sinking device |
| 05/01/2012 | US8168912 Electrode for shaped film cooling hole |
| 05/01/2012 | CA2689074C Small hole electric discharge machine drill |
| 04/26/2012 | WO2012053486A1 Electrode for electric discharge machining |
| 04/26/2012 | DE102010041071B4 Verfahren und Setzen eines Niets sowie Mundstück für ein Setzwerkzeug zur Durchführung des Verfahrens A method and setting of a rivet, and mouthpiece for a setting tool for performing the method |
| 04/26/2012 | DE102010037958B4 Verfahren zur Herstellung eines Umformwerkzeuges für Dichtungen oder Einzellagen von Dichtungen, Umformwerkzeug, Dichtung und Presse A process for the preparation of a forming tool for gaskets or seals of individual layers, forming tool, and the press seal |
| 04/25/2012 | CN202199874U 电火花加工精密数控分度旋转轴 EDM precision CNC indexing rotation axis |
| 04/25/2012 | CN101767229B 放电加工机节能放电电源 EDM machine energy saving and discharge power |
| 04/19/2012 | US20120094063 Prespray processed form, prespray processing method, and prespray processing apparatus |
| 04/18/2012 | CN101754825B Process for producing electrode for discharge surface treatment, and electrode for discharge surface treatment |
| 04/18/2012 | CN101631638B 放电检测方法以及放电加工装置 Discharge detection means and a discharge machining |
| 04/12/2012 | DE102010038035A1 Device for processing workpiece e.g. vacuum chip board, has nozzle rings that are arranged on retaining surface of holder element at acute angle direction, for discharging processed workpiece materials through channel of nozzle ring |
| 04/11/2012 | CN102407392A Electrical discharge grinding machining method of overlapped-type double-layer inner-outside honeycomb ring |
| 04/05/2012 | DE102010037958A1 Method for manufacturing forming tool e.g. embossing tool for seals, involves forming recess in operative setting surface section of forming tool blank using laser beam |
| 04/04/2012 | EP1998922B1 Method for electrical discharge machining of electrically non-conductive material |
| 04/04/2012 | CN202180270U 电火花深孔加工用电极 EDM electrodes deep hole machining |
| 03/29/2012 | US20120077020 Carbon material and method for producing same |
| 03/29/2012 | DE102010046557A1 Vorrichtung zum Texturieren einer Walze Apparatus for texturing a roller |
| 03/28/2012 | CN202174425U 一种新型斜顶加工装置 A new slant processing apparatus |
| 03/27/2012 | US8143550 Device for controlling the on and off time of the metal oxide semiconductor field effect transistor (MOSFET), a device spark coating the surfaces of metal workpiece incorporating the said control device and a method of coating metal surfaces using the said device |
| 03/22/2012 | DE102010041071A1 Method for setting rivet for connecting plate-like components, involves pressurizing rivet case with hydraulic pressure such that case is deformed for forming form-fit connection with components, and pulling mouthpiece of tool from case |
| 03/21/2012 | CN101229622B Method of measuring critical discharging gap |
| 03/20/2012 | US8138441 Step-down plunge electrodischarge machining |
| 03/14/2012 | EP1721693B1 Electric discharge machining apparatus |
| 03/14/2012 | CN102378667A Tungsten cathode material |
| 03/13/2012 | US8134096 Power supply-control device for electrical discharge machining apparatus |
| 03/07/2012 | CN101890544B Electrode wire reverse copying module of ultrafine electric discharge machine tool |
| 03/01/2012 | US20120048833 Wire electric discharge machine capable of detecting machining state |
| 03/01/2012 | US20120048832 Wire-cut electric discharge machine having function for automatic switching between fixed temperature control and differential temperature control |
| 02/29/2012 | EP2422910A2 Wire-cut electric discharge machine having function for automatic switching between fixed temperature control and differential temperature control |
| 02/23/2012 | US20120043460 Ion Transfer Tube Having Single or Multiple Elongate Bore Segments and Mass Spectrometer System |
| 02/23/2012 | US20120043303 Work measuring method, electric discharge machining method, and electric discharge machining apparatus |
| 02/22/2012 | EP2420594A1 Discharge surface treatment electrode and method for manufacturing same |
| 02/22/2012 | CN102357688A Electrical discharge machining method of die inserted block for forming microstructure |
| 02/22/2012 | CN101184982B 材料片挖取装置 Piece of material dredged device |
| 02/09/2012 | US20120031885 Power booster for metal disintegrator |
| 02/09/2012 | US20120031879 Wire-cut electric discharge machine having workpiece measuring mechanism |
| 02/08/2012 | CN202137480U 放电加工电源电路 Discharge machining power supply circuit |
| 02/08/2012 | CN202137479U 一种移动式电火花放电机 A portable electric spark discharge machine |
| 02/08/2012 | CN101932403B 放电加工装置 Discharge machining apparatus |
| 02/07/2012 | CA2528886C Production method of metal product, metal product, connection method of metal component and connection structure |