US PATENT SUBCLASS 219 / 124.4
.~.~.~ In response to work position

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}
124.1  DF  .~.~ With automatic positioning of arc {4}
124.4.~.~.~ In response to work position

DEFINITION

Classification: 219/124.4

In response to work position:

(under subclass 124.1) Subject matter wherein sensed changes in the work orientation regulate movement of the arc torch.