Invention Application
- Patent Title: SYSTEM AND METHODS FOR ELECTRIC DISCHARGE MACHINING
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Application No.: US15440088Application Date: 2017-02-23
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Publication No.: US20180236579A1Publication Date: 2018-08-23
- Inventor: Yuanfeng Luo , Yuefeng Luo , Dale Robert Lombardo , Steven Robert Hayashi
- Applicant: General Electric Company
- Main IPC: B23H1/02
- IPC: B23H1/02 ; H03K17/687 ; H03K19/0944

Abstract:
A multi-loop controller component for an electric discharge machining (EDM) system includes a plurality of power loop circuits coupled to an output of a power supply of the EDM system and configured to receive DC electric power from the power supply. Each power loop circuitis electrically-isolated from other power loop circuits. The multi-loop controller component also includes a plurality of transistors. Each transistor is coupled to a respective power loop circuit and is configured to switch between an ON state and an OFF state to generate a pulse of the DC electric power through the respective power loop circuit. In addition, the multi-loop controller component has a drive controller coupled to the plurality of transistors. The drive controller is configured to transmit at least one control signal to at least one of the transistors to facilitate switching the transistor between the ON state and the OFF state.
Public/Granted literature
- US11483002B2 System and methods for electric discharge machining Public/Granted day:2022-10-25
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