B23H 1/04

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Description

Class  B23H : WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL


Subclass 1/04: 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 Electrodes specially adapted therefor or their manufacture (B23H 9/00 takes precedence)

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
11904397 Electrical discharge machining assemblies and methods for using the sameFeb 06, 22Feb 20, 24Hitachi America Ltd.
11890690 Preparation of micro-electrodesJan 23, 19Feb 06, 24Biosense Webster (Israel), Ltd.
11794263 Power source device for electric discharge machineOct 31, 18Oct 24, 23MAKINO MILLING MACHINE CO., LTD.
11707793 Device for holding one or more electrode(s) for electrical discharge machining, and method of obtaining sameSep 28, 18Jul 25, 23SAFRAN AIRCRAFT ENGINES
11590594 Lower guide unit of electrical discharge machineSep 16, 20Feb 28, 23Sodick Co. Ltd.
11511361 Electro-discharge machining tool and a method of using the sameOct 11, 19Nov 29, 22Rolls Royce plc
11491566 Electric discharge machining assemblyJun 18, 20Nov 08, 22Rolls Royce plc
11465223 Methods and processing unit for electric discharge machineDec 19, 19Oct 11, 22Agie Charmilles SA
11465222 Electric discharge machining unit of electric discharge machining apparatusJun 11, 20Oct 11, 22Sodick Co. Ltd.
11440113 Electrode and method for manufacturing the sameSep 03, 19Sep 13, 22General Electric Company
11433468 Electrode for an electro-erosion process and an associated method thereofMay 20, 19Sep 06, 22General Electric Company
11407065 Systems and methods for manufacturing film cooling hole diffuser portionAug 13, 20Aug 09, 22Raytheon Corporation Inc.
11273508 Electrical discharge machining assemblies and methods for using the sameDec 31, 18Mar 15, 22Hitachi America Ltd.
11235403 Electrical discharge machining electrodes and associated methodsOct 04, 19Feb 01, 22PRATT & WHITNEY CANADA CORP.
11208891 Method of repairing a firtree feature with wire electrical discharge machiningSep 20, 19Dec 28, 21PRATT & WHITNEY CANADA CORP.
11203075 Electric discharge machining apparatusJun 19, 19Dec 21, 21Sodick Co. Ltd.
11135668 Wire electrical discharge machineAug 29, 17Oct 05, 21FANUC CORPORATION
11103945 Integrated impeller manufacturing methodDec 10, 18Aug 31, 21Hoden Seimitsu Kako Kenkyusho Co. Ltd.
11065715 Combined liquid guided laser and electrical discharge machiningMay 03, 16Jul 20, 21General Electric Company
11014178 Electrical machining device and method, hybrid machining system and methodJul 25, 17May 25, 21General Electric Company

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2024/0051,049 ELECTRICAL-DISCHARGE MACHININGJul 27, 23Feb 15, 24Rolls Royce plc
2024/0001,467 MACHINE TOOLNov 29, 21Jan 04, 24FANUC Corporation
2023/0416,937 METHOD OF MANUFACTURING A ZINC-NICKEL ALLOY ELECTROPLATED STEEL SHEETSep 07, 23Dec 28, 23Not available
2022/0371,093 METHOD OF MANUFACTURING ADDITIVELY MANUFACTURED OBJECTApr 28, 22Nov 24, 22Not available
2022/0362,870 ELECTRICAL DISCHARGE MACHINING APPARATUSMay 12, 22Nov 17, 22HIGHLIGHT TECH CORP.
2022/0212,276 CONTACT MATRIX FOR GROUNDING A CERAMIC COMPONENT DURING ELECTRICAL DISCHARGE MACHININGJan 06, 21Jul 07, 22Not available
2022/0161,342 ELECTRICAL DISCHARGE MACHINING ASSEMBLIES AND METHODS FOR USING THE SAMEFeb 06, 22May 26, 22Not available
2020/0016,673 ELECTRODE AND METHOD FOR MANUFACTURING THE SAMESep 03, 19Jan 16, 20Not available
2019/0270,152 ELECTRODE FOR AN ELECTRO-EROSION PROCESS AND AN ASSOCIATED METHOD THEREOFMay 20, 19Sep 05, 19Not available
2018/0229,319 SYSTEM AND METHODS OF MULTIPLE ELECTRODE ELECTRIC DISCHARGE MACHININGFeb 10, 17Aug 16, 18Not available
2017/0282,267 METHOD AND APPARATUS FOR MACHING WORKPIECEMar 27, 17Oct 05, 17GENERAL ELECTRIC COMPANY
2015/0021,299 Batch Methods of Forming Microscale or Millimeter Scale Structures Using Electro Discharge Machining Alone or In Combination with Other Fabrication MethodsJul 16, 14Jan 22, 15MICROFABRICA INC.

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