Electrodes for gas- and liquid-cooled plasma torches
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United States of America Patent
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Jan 9, 2024
Grant Date -
Jul 2, 2020
app pub date -
Jul 12, 2018
filing date -
Jun 12, 2017
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Abstract
The invention relates to an electrode for an especially gas-cooled plasma torch, in particular plasma cutting torch, the electrode comprising: an elongated electrode body with an open end and a closed end, the ends defining a longitudinal axis L, and an emission insert in the closed end, a cavity extending in the electrode body from the open end of the electrode body towards the closed end, the cavity fluidically communicating with the outer face of the electrode body which is radial with regard to the longitudinal axis, via at least one opening in its wall or in the front solid portion of the closed end. The invention further relates to a system consisting of said electrode and cooling tube, to a gas conducting unit, a plasma torch comprising same, a method for conducting gas in a plasma torch and a method for operating the plasma torch.
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