US PATENT SUBCLASS 219 / 124.1
.~.~ With automatic positioning of arc

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.~.~ With automatic positioning of arc {4}
124.21  DF  .~.~.~> Including work cutting
124.22  DF  .~.~.~> In response to work shape {4}
124.4  DF  .~.~.~> In response to work position
124.5  DF  .~.~.~> In response to the transfer rate of the weld metal

DEFINITION

Classification: 219/124.1

With automatic positioning of arc:

(under subclass 121) Subject matter wherein sensor means in response to a sensed condition controls automatic control means to position the arc.

SEE OR SEARCH CLASS

901, Robots, subcollection 10 for a robot arm in which an sensor physically contacts and follows the work contour to control the arm movement and subcollection 42 for an art collection of welding robots.