US PATENT SUBCLASS 219 / 78.16
.~.~ With work deforming means (e.g., tube sealing)

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}
78.16.~.~ With work deforming means (e.g., tube sealing)

DEFINITION

Classification: 219/78.16

With work deforming means (e.g, tube sealing):

(under subclass 78.01) Subject matter including means for forging or shaping of the work.

SEE OR SEARCH THIS CLASS, SUBCLASS:

61.11, for forming means with the electric heating of cylinders having internal support means.

91.23, for methods of spot bonding with work deforming.