US PATENT SUBCLASS 72 / 31.11
.~.~ Tool or tool driver travel

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}
31.1  DF  .~ Including deformation by simple bending {2}
31.11.~.~ Tool or tool driver travel

DEFINITION

Classification: 72/31.11

Tool or tool driver travel:

(under subclass 31.10) Subject matter wherein the means for creasing or folding the work is moveable in a direction normal to the surface of the work simultaneous with the creasing or folding operation and wherein the information relates to the distance the creasing or folding means is moveable.