US PATENT SUBCLASS 72 / 31.04
.~ Tube or rod bending

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

31.01  DF  WITH INDICATION OF CONDITION OR POSITION OF WORK, PRODUCT, OR MACHINE ELEMENT (E.G., BROKEN TOOL ALARM, ETC.) {6}
31.04.~ Tube or rod bending {1}
31.05  DF  .~.~> Deflection angle

DEFINITION

Classification: 72/31.04

Tube or rod bending:

(under subclass 31.01) Subject matter wherein the work comprises a hollow or solid elongate cylinder having a longitudinal axis and the information relates to the deflection of said cylinder perpendicular to said axis.