US PATENT SUBCLASS 219 / 121.56
.~.~.~.~ Arc positioning

Current as of: June, 1999
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219 /   HD   ELECTRIC HEATING

50  DF  METAL HEATING (E.G., RESISTANCE HEATING) {19}
121.11  DF  .~ By arc {16}
121.36  DF  .~.~ Using plasma {8}
121.54  DF  .~.~.~ Control systems {3}
121.56.~.~.~.~ Arc positioning

DEFINITION

Classification: 219/121.56

Arc positioning:

(under subclass 121.54) Subject matter relating to controlling the location of the arc of the plasma torch

(e.g., by magnetic deflection, XYZ control, etc.).