US PATENT SUBCLASS 219 / 137.7
.~.~.~ Rate control

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}
137.2  DF  .~.~ With consumable electrode device {4}
137.7.~.~.~ Rate control {1}
137.71  DF  .~.~.~.~> Circuits

DEFINITION

Classification: 219/137.7

Rate control:

(under subclass 137.2) Subject matter including means to regulate the feed speed of the filler material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

130.21+, for automatic output control for arc-power supplies.

SEE OR SEARCH CLASS

314, Electric Lamp and Discharge Devices: Consumable Electrodes,

40+, for oscillating or rotating, nonconsumable electrodes with interconnected feed mechanisms.