| Patents for B23H 7 - Processes or apparatus applicable to both electrical discharge machining and electrochemical machining (7,069) |
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| 06/15/2011 | CN201862882U Clamping tooling for wire cutting process handle for spray nozzles of electro-hydraulic servo valve |
| 06/15/2011 | CN201862881U Fixture for processing working air gaps of torque motor of servo valve in linear cutting manner |
| 06/15/2011 | CN201862880U Electrical discharge machining fixture for square holes of valve bushes in electro-hydraulic servo valves |
| 06/15/2011 | CN201862879U Valve housing square-hole electric spark processing electrode clamping tool used on electrohydraulic servo valve |
| 06/15/2011 | CN201862878U Symmetric synchronous automatic wire tightening device |
| 06/15/2011 | CN201862877U Constant tensioner for wire-cutting electrode wire |
| 06/15/2011 | CN102091842A Wire electrode stretching mechanism for horizontal linear cutting machine |
| 06/15/2011 | CN102091841A Horizontal type cutting linear cutting machine |
| 06/15/2011 | CN102091796A Target processing tool |
| 06/14/2011 | US7959434 Flame arrester arrangement and method of incorporating bore in a flame arrester arrangement |
| 06/09/2011 | WO2011067818A1 Corrosion prevention device, corrosion prevention method, and wire electrodischarge machining apparatus |
| 06/09/2011 | WO2011067746A2 Electroerosion wire cutter for turbine and aircraft industry |
| 06/09/2011 | DE102009057410A1 Verfahren und Vorrichtung zum Bearbeiten eines Werkstücks Method and apparatus for machining a workpiece |
| 06/08/2011 | CN201856015U Floating guide device and floating guide vehicle thereof |
| 06/08/2011 | CN201856014U Electric conduction-type turntable |
| 06/08/2011 | CN101670472B Method and device for controlling wire cutting electrochemical discharge processing and feeding |
| 06/08/2011 | CN101579765B Machining device for hard alloy screwed holes |
| 06/08/2011 | CN101293293B Spark machine tool special for tyre mould process |
| 06/08/2011 | CN101288917B Permanent magnet field electric spark ostiole compound processing method and device |
| 06/03/2011 | WO2011065377A1 Discharge detection method for electrochemical machining apparatus, and electrochemical machining apparatus |
| 06/01/2011 | EP2327498A2 Wire-cut electric discharge machine and electric discharge machining method |
| 06/01/2011 | EP2326451A1 Improved connector for an electrical discharge machine |
| 06/01/2011 | DE112008003926T5 Elektrische Drahterodiermaschine und elektrisches Drahterodierbearbeitungsverfahren Electrical wire EDM machine and electric Drahterodierbearbeitungsverfahren |
| 06/01/2011 | CN201848616U Totally-closed wire conveying protector |
| 06/01/2011 | CN201848615U Spark erosion drilling machine capable of drilling taper hole |
| 06/01/2011 | CN201848614U Wire pressing wheel device of coil holder |
| 06/01/2011 | CN102078991A Intelligent exchange method and intelligent exchange device for working solution of electric spark linear cutting machine |
| 06/01/2011 | CN102078990A Wire-cut electric discharge machine and electric discharge machining method |
| 06/01/2011 | CN101559505B Combined electrode clamp for electric spark processing |
| 05/25/2011 | EP2323796A1 Method and device for machining a workpiece by means of wire spark erosion |
| 05/25/2011 | CN201841331U Spindle for cutting and machining impeller key groove lines |
| 05/25/2011 | CN201841329U External rotary indexing worktable for electric machine tool |
| 05/25/2011 | CN102076454A Electrical discharge machining device, electrical discharge machining method, and semiconductor substrate manufacturing method |
| 05/25/2011 | CN102069250A Combined punching device and punching process for electric spark wire cutting machine tool |
| 05/25/2011 | CN102069248A Device for grooving surface of inner hole in workpiece |
| 05/25/2011 | CN102069246A Aligning method for accurate linear cutting of profile hole parts |
| 05/25/2011 | CN102069245A Interval type-2 fuzzy logic-based two-order fuzzy control method for micro electrical discharge |
| 05/25/2011 | CN102069244A Numerical control medium-speed wire cut electrical discharge machine |
| 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 |
| 05/25/2011 | CN101528401B Wire discharge processing apparatus |
| 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 | WO2011058040A1 Electrical discharge machining with thick wire electrode |
| 05/18/2011 | EP2322305A1 Electrical discharge cutting with thick wire electrode |
| 05/18/2011 | CN102066031A Wire discharge-working apparatus and wire discharge-working method, semiconductor wafer manufacturing apparatus and semiconductor wafer manufacturing method, and solar cell wafer manufacturing apparatus and solar cell wafer manufacturing method |
| 05/18/2011 | CN102059419A Machine tool for machining positioning groove on connecting rod joint surface by cutting electric spark wires |
| 05/18/2011 | CN102059418A Cylindrical gear fully closed-loop numerical control processing system and method |
| 05/17/2011 | US7943882 Sealing apparatus having circulating channel for wire cutting 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 | CN201824035U Automatic control system for controlling machining liquid level of low-speed silk thread-tracking cutting-off machine |
| 05/11/2011 | CN201824034U Wire driving device for electric spark linear cutting machine |
| 05/11/2011 | CN102049813A Scribing wheel and method for manufacturing the same |
| 05/11/2011 | CN102049579A Diamond wire cutting machine with column-type frame |
| 05/11/2011 | CN102049578A Method for producing sputtering target comprising Cu-Ga alloy |
| 05/11/2011 | CN101693314B Included angle double wire barrel storage operation structure of line-cutting ring-shaped electrode wires |
| 05/11/2011 | CN101693310B Three-dimensional fine electric spark servo scanning rough and finish machining combined process |
| 05/05/2011 | WO2011006039A3 Method and apparatus for targeted high-velocity flushing of an edm work zone |
| 05/04/2011 | CN201815761U Linear cutting and tooth alignment clamp used for reduction gear |
| 05/04/2011 | CN102046318A Electric discharge machining apparatus and electric discharge machining method |
| 05/04/2011 | CN102039544A Gear injection mould cavity machining method, and special indexing mechanism and electrode thereof |
| 05/04/2011 | CN102039458A Wire electric discharge machine and finish machining method of wire electric discharge machine |
| 04/28/2011 | WO2011050186A2 Spark gap control for electro-discharge machining |
| 04/28/2011 | WO2011049686A1 Tool compensation method and device |
| 04/28/2011 | WO2011049101A1 Wire electro-discharge machining device |
| 04/28/2011 | CA2778358A1 Spark gap control for electro-discharge machining |
| 04/28/2011 | CA2778272A1 Tool compensation method and device |
| 04/27/2011 | CN201807808U Rotary discharge processing fixture |
| 04/27/2011 | CN201807807U Improved high-speed wire electric discharge lathe structure |
| 04/27/2011 | CN102032322A Large-torque bevel gear-double-cycloidal speed reduction device of rocket launching movable platform |
| 04/27/2011 | CN102032321A High-torque cycloidal speed-reduction device of rocket launching moving platform |
| 04/27/2011 | CN102029448A Electric spark shaping and processing method of microminiature cutter |
| 04/21/2011 | US20110092053 Wire discharge-machining apparatus and wire discharge-machining method, semiconductor wafer manufacturing apparatus and semiconductor wafer manufacturing method, and solar-cell wafer manufacturing apparatus and solar-cell wafer manufacturing method |
| 04/21/2011 | DE112009001483T5 Drahtelektroerosionsbearbeitungsvorrichtung und Drahtelektroerosionsearbeitungsverfahren, Halbleiterwaferherstellungsvorrichtung und Halbleiterwaferherstellungsverfahren, und Solarzellenwaferherstellungsvorrichtung und Solarzellenwaferherstellungsverfahren A wire electric discharge machining apparatus and Drahtelektroerosionsearbeitungsverfahren, semiconductor wafer manufacturing apparatus and semiconductor wafer manufacturing method and solar cell wafer manufacturing apparatus and method manufacturing solar cell wafers |
| 04/20/2011 | EP2311594A2 Wire electric discharge machine and finish machining method of wire electric discharge machine |
| 04/20/2011 | CN102026766A Wire discharge machining equipment and wire discharge machining method |
| 04/20/2011 | CN102019473A Wire electric discharge machining method, apparatus therefor, and wire electric discharge machining program creating device |
| 04/20/2011 | CN102019472A Medium-speed wire cutting method based on high-speed wire cutting machine tool |
| 04/20/2011 | CN102019471A Wire cut electric discharge machine for controlling the supply amount of processing liquid into processing bath to control constant liquid-temparature |
| 04/20/2011 | CN101648301B Clamping mechanism of multi-wire sawing machine |
| 04/20/2011 | CN101510707B Preparation method of non-groove brushless DC motor rotor |
| 04/19/2011 | US7928337 Apparatus for machining a workpiece using wire discharge including an upper and lower power supply unit |
| 04/14/2011 | DE102009049046A1 Erosion wire for wire electrical discharge machining, comprises copper/zinc alloy, which is produced by melting of copper and zinc in a defined ratio and subsequently formed through section-wise cold drawing and tempering of the wire |
| 04/13/2011 | CN102011778A Manufacture process of cotter pin |
| 04/13/2011 | CN101462188B Spark coil cutting processor with deformation compensating mechanism |
| 04/12/2011 | US7923657 Method and apparatus for electrode dressing |
| 04/12/2011 | US7923656 Wire collecting mechanism for wire-cut electrical discharge machine |
| 04/05/2011 | US7919721 Method of measuring taper angle in wire electric discharge machining apparatus and measuring tool |
| 03/31/2011 | WO2011036924A1 Wire electric discharge machining apparatus, wire electric discharge machining method, thin board manufacturing method and semiconductor wafer manufacturing method |
| 03/30/2011 | CN201776540U Roller for linear cutting |
| 03/30/2011 | CN101693313B Electric spark and electrolysis combined milling machining method of micro three-dimensional structure |
| 03/23/2011 | CN201768978U Wire tightener of cutting machine |
| 03/16/2011 | EP2295181A2 Method and machine for machining parts using spark-erosion milling |
| 03/16/2011 | EP2295180A2 Wire electric discharge machining method, apparatus therefor, wire electric discharge machining program creating device, and computer-readable recording medium in which program for creating wire electric discharge machining program is stored |
| 03/16/2011 | CN101612685B Electrolytic machining system and electrolytic machining method for profiled hole |
| 03/16/2011 | CN101524805B Method for manufacturing three-dimensional flow enclosed-type impeller inter-impeller passage and special clamp thereof |
| 03/15/2011 | US7906743 Gradation twin-wire EDM manufacturing system |
| 03/09/2011 | CN201755707U Medium-speed wire digital servo pulse parameter configuration module |
| 03/09/2011 | CN101983817A Long-life guide wheel assembly for high-speed reciprocated WEDM machine tool |