ULTRASONIC ASSISTED ELECTRODISCHARGE MACHINING
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United States of America Patent
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Issued Date -
Dec 24, 2009
app pub date -
Jul 6, 2009
filing date -
Jun 21, 2008
priority date (Note) -
Abandoned
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Abstract
An apparatus for machining holes into a conductive workpiece includes a tank at least partially filled with a dielectric fluid, a fixture for holding the workpiece in the tank, an electro discharge machine, and an ultrasonic source. The electro discharge machine includes an electrode and a power supply connected to the electrode that produces machining pulses for electro discharge machining through the workpiece. The ultrasonic source includes an ultrasonic generator and a transducer, wherein the transducer is partially submerged in the fluid contained within the tank.
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