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Class Information
Number: 219/69.12
Name: Electric heating > Metal heating (e.g., resistance heating) > Cutting or disintegrating (e.g., machining engraving) > Electric spark machining > Wire cutting
Description: Subject matter utilizing a wire electrode for cutting a workpiece.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8710391 Pre-sealing unit for wire-cut electric discharge machine Apr. 29, 2014
8688293 Real-time flexible vehicle control apparatus and method Apr. 1, 2014
8680422 Wire electrical discharge machine that adjusts flow rate of working fluid based on machining state Mar. 25, 2014
RE44789 Wire electrode and process for producing a wire electrode, particular for a spark erosion process Mar. 4, 2014
8664088 Manufacturing a heat sink material using a discharge wire Mar. 4, 2014
8653401 Wire electric discharge machining apparatus having function of automatically selecting automatic wire connecting parameter Feb. 18, 2014
8648276 Method for fabrication of a quadrupole mass filter or quadrupole ion trap using electrode discharge machining Feb. 11, 2014
8642915 Wire electric discharge machining apparatus Feb. 4, 2014
8637785 Wire-cut electric discharge machine having workpiece measuring mechanism Jan. 28, 2014
8618433 Workpiece part discharge system Dec. 31, 2013
8586891 Wire electrical discharge machining apparatus Nov. 19, 2013
8525063 Wire electric discharge machining apparatus Sep. 3, 2013
8525062 Wire guide housing for wire electrical discharge machining device Sep. 3, 2013
8519294 Electric discharge machining wire with optimized surface coating Aug. 27, 2013
8476547 Wire electric discharge machine Jul. 2, 2013
8476548 Method of cutting out part with making partially welded spots in wire-cut electrical discharge machining Jul. 2, 2013
8445806 Drive device for erosion tools May. 21, 2013
8445807 Electrode wire for wire electrical discharge machining, method for manufacturing the same, and method for electrical discharge machining using the same May. 21, 2013
8447438 Real-time flexible vehicle control apparatus May. 21, 2013
8432116 Torque motor driving device for wire cut electrical discharge machines Apr. 30, 2013
8420972 Method of machining master link Apr. 16, 2013
8397374 Micro spherical stylus manufacturing machine Mar. 19, 2013
8378247 Composite wire for electrical discharge machining Feb. 19, 2013
8338735 Electrode wire for spark erosion Dec. 25, 2012
8309875 Apparatus and method for making bores in an edge of a turbine blade Nov. 13, 2012
8299386 Device designed to cut off the spent wire on a spark erosion machine Oct. 30, 2012
8288675 Method and apparatus for fabricating an orthopaedic prosthetic component Oct. 16, 2012
8278585 Hot-wire cutter Oct. 2, 2012
8258420 Wire electrical discharge machining apparatus Sep. 4, 2012
8242403 Wire electric discharge machining method and apparatus Aug. 14, 2012
8217298 Method and system for fabricating an aspherical orthopaedic prosthetic component Jul. 10, 2012
8188401 Wire electric discharge machining apparatus May. 29, 2012
8183492 Power supply circuit for wire electric discharge machining apparatus May. 22, 2012
8138442 Wire electric discharge machining method, semiconductor wafer manufacturing method, and solar battery cell manufacturing method Mar. 20, 2012
8129650 Method and device for stretching and/or separating wires Mar. 6, 2012
8093526 Wire electric discharge machine with impedance switching Jan. 10, 2012
8093527 Device and method for high frequency electrical discharge machining Jan. 10, 2012
8003912 Method for manufacturing a machine housing having a surface-hardened fluid chamber Aug. 23, 2011
8003911 Wire electrical discharge machining apparatus Aug. 23, 2011
7982157 Method for machining a workpiece Jul. 19, 2011
7973260 Wire electrical discharge machining Jul. 5, 2011
7947917 Wire-cut electric discharge machine having water level abnormality detection function and water level abnormality alarm generation cause specifying method May. 24, 2011
7943882 Sealing apparatus having circulating channel for wire cutting machine May. 17, 2011
7928337 Apparatus for machining a workpiece using wire discharge including an upper and lower power supply unit Apr. 19, 2011
7923656 Wire collecting mechanism for wire-cut electrical discharge machine Apr. 12, 2011
7919721 Method of measuring taper angle in wire electric discharge machining apparatus and measuring tool Apr. 5, 2011
7888617 Controller for wire-cut electrical discharge machine Feb. 15, 2011
7868265 Electrode wire for wire electric discharge machining Jan. 11, 2011
7800010 Wire-cut electric discharge machine having wire tension control function Sep. 21, 2010
7730597 Method for processing metal molding member having fine configuration, method for manufacturing metal molding member, extrusion die, method for manufacturing extruded member, and extruded membe Jun. 8, 2010

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