US PATENT SUBCLASS 219 / 86.51
.~.~.~.~.~.~ Responsive to pressure


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  DF  .~.~.~ With significant electrode support {4}
86.33  DF  .~.~.~.~ Having adjustment means {2}
86.41  DF  .~.~.~.~.~ With condition responsive control means {1}
86.51.~.~.~.~.~.~ Responsive to pressure {1}
86.61  DF  .~.~.~.~.~.~.~> By force balancing


DEFINITION

Classification: 219/86.51

Responsive to pressure:

(under subclass 86.41) Subject matter wherein the control means is affected by changes in the force applied to the work.