US PATENT SUBCLASS 219 / 86.25
.~.~.~ With significant electrode support

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

50  DF  METAL HEATING (E.G., RESISTANCE HEATING) {19}
78.01  DF  .~ For bonding with pressure (e.g., resistance welding) {16}
86.1  DF  .~.~ By spot bonding {12}
86.25.~.~.~ With significant electrode support {4}
86.31  DF  .~.~.~.~> Having cooling means
86.32  DF  .~.~.~.~> Having magnetic force actuated electrode
86.33  DF  .~.~.~.~> Having adjustment means {2}
86.8  DF  .~.~.~.~> Having interchangeable welding electrodes

DEFINITION

Classification: 219/86.25

With significant electrode support:

(under subclass 86.1) Subject matter including means to position or orient the welding electrode with respect to the work.