Electrical discharge machining fine finish circuit with symmetrical waveform in both polarities
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United States of America Patent
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-
Nov 22, 1988
Grant Date -
N/A
app pub date -
Aug 29, 1986
filing date -
Aug 29, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An EDM machining circuit which is operable at negative polarity and at positive polarity. A push pull circuit is included to provide a symmetrical waveform with either polarity. Switching control of the main switching transistor is provided through a microprocessor.
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