Method of manufacturing a plasma torch eletrode
AssigneePrometron Technics Corp.
InventorsShuji Tada, Hirokuni Matsuda, Jun Aoki
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Abstract
A method of manufacturing an electrode to be used in a plasma torch includes the steps of providing an insert formed from an electrically-conductive, heat-resistant material, depositing a metal by physical vapor deposition to form a coating on the insert, the metal selected from the group consisting of silver, silver alloy, gold, and gold alloy, providing a holder having a surface with a recess formed therein to receive the insert, placing the insert into the recess, and securing the insert to the holder.
Claims9
A method of manufacturing an electrode to be used in a plasma torch, the method comprising the steps of:
- providing an insert formed from an electrically-conductive, heat-resistant material;
- depositing a metal by physical vapor deposition to form a coating on the insert, the metal selected from the group consisting of silver, silver alloy, gold, and gold alloy;
- providing a holder having a surface with a recess formed therein to receive the insert;
- placing the insert into the recess;
- and
- securing the insert to the holder.
A method of manufacturing an electrode insert to be used in a plasma torch, the method comprising the steps of:
- providing an insert core formed from an electrically-conductive, heat-resistant material;
- and
- depositing a metal by physical vapor deposition to form a coating on the insert core, the metal selected from the group consisting of silver, silver alloy, gold, and gold alloy.
Dependencies are inferred from the claim text.