US PATENT SUBCLASS 72 / 8.7
.~.~.~.~.~ Measuring tension distribution across width of work

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

6.1  DF  WITH USE OF CONTROL MEANS ENERGIZED IN RESPONSE TO ACTIVATOR STIMULATED BY CONDITION SENSOR {7}
6.2  DF  .~ Metal deforming by use of roller or roller-like tool element {8}
8.1  DF  .~.~ Including plural sensors or sensor responsive to comparison between plural conditions {3}
8.3  DF  .~.~.~ Sensing work or product (e.g., by X-ray) {6}
8.6  DF  .~.~.~.~ Sensing slack or tension (e.g., by use of dancer) {1}
8.7.~.~.~.~.~ Measuring tension distribution across width of work

DEFINITION

Classification: 72/8.7

Measuring tension distribution across width of work:

(under subclass 8.6) Subject matter including detecting the degree of tautness in an elongated workpiece at different lateral locations perpendicular to the length of the workpiece.