Electric discharge machining apparatus
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United States of America Patent
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Feb 15, 2022
Grant Date -
Dec 26, 2019
app pub date -
Jun 20, 2019
filing date -
Jun 22, 2018
priority date (Note) -
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Abstract
An electric discharge machining apparatus includes a tool electrode that performs electric discharge machining to a workpiece, a housing in which the tool electrode is inserted, a compressed gas supplying device for supplying compressed gas into a mist generating region which is provided between an inner wall of the housing and the tool electrode, a first flow path through which the compressed gas flows and connecting the compressed gas supplying device with the mist generating region, a pressurized working fluid supplying device for supplying pressurized working fluid into the mist generating region, and a second flow path through which the pressurized working fluid flows and connecting the pressurized working fluid supplying device with the mist generating region.
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