Gap voltage sensing network for electrical discharge machining power supply
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United States of America Patent
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-
Oct 11, 1988
Grant Date -
N/A
app pub date -
Aug 29, 1986
filing date -
Aug 29, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A gap voltage sensing circuit with a voltage divider, a rectifier and a sample and hold integrated circuit. A drive signal branch with a phase shift stage having an offset adjustable potentiometer is driven by the source of the machining pulses to time the sample and hold circuit. An output of the sample and hold circuit is connected to a voltmeter.
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