H - Electricity – 05 – H
Patent
H - Electricity
05
H
H05H 1/34 (2006.01)
Patent
CA 2364855
An electrode for a plasma arc torch and method of fabricating the same are disclosed, and wherein the electrode comprises a copper holder defining a cavity in a forward end. An emissive element and separator assembly is positioned in the cavity. The emissive element is formed from the powders of at least two materials, and the separator includes a material that is substantially similar to one of the materials forming the emissive element. The emissive element is heated and a plurality of thermal conductive paths are formed that extend from within the emissive element to the separator that improve the thermal conductivity of the electrode.
Sim & Mcburney
The Esab Group Inc.
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