US PATENT SUBCLASS 219 / 150 R
.~.~ Upsetting

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

50  DF  METAL HEATING (E.G., RESISTANCE HEATING) {19}
149  DF  .~ With forging or shaping (e.g., of powder) {3}
150 R.~.~ Upsetting {3}
151  DF  .~.~.~> Anvil electrode
152  DF  .~.~.~> Simultaneous with heating
150 V  DF  .~.~.~> Riveting

Unofficial Alpha Subclasses: R V

DEFINITION

Classification: 219/150

(under subclass 149) Subject matter in which the forging or shaping is upsetting.