Method of and apparatus for wire electric discharge machining capable of machining the machining subject coarsely in a dielectric fluid and finely in a gaseous environment
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United States of America Patent
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Oct 28, 2003
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N/A
app pub date -
Feb 4, 2002
filing date -
Jun 28, 2000
priority date (Note) -
Expired
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Abstract
The wire electric discharge machining apparatus includes apparatus or generating a discharge in a gap between a wire electrode (1a) and a machining subject (2) to machine the machining subject. A gas supplying unit (8) supplies a pressurized gas in the gap between the wire electrode and the machining subject. This wire electric discharge machining apparatus has a high productivity, and it is suitable for high-precision machining.
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