US PATENT SUBCLASS 72 / 378
.~.~ By application of tensile forces
Current as of:
June, 1999
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72 /
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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).
