US PATENT SUBCLASS 72 / 378
.~.~ By application of tensile forces


Current as of: June, 1999
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72 /   HD   METAL DEFORMING

362  DF  PROCESS {8}
377  DF  .~ With attenuation, thickening, elongating or shortening of work material {1}
378.~.~ By application of tensile forces


DEFINITION

Classification: 72/378

By application of tensile forces:

(under subclass 377) Process in which work material is deformed by subjecting it to tension, as by stretching or drawing.

SEE OR SEARCH THIS CLASS, SUBCLASS:

274+, for stretching work by pulling it through a closed periphery die, e.g., wire-drawing.

302+, for stretching work by opposed relative translatory motion of plural work- gripping clamps.

347+, for stretching work by pushing a portion of it through a closed die (e.g., drawing).