US PATENT SUBCLASS 242 / 413
.~.~ With material condition sensor

Current as of: June, 1999
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242 /   HD   WINDING, TENSIONING, OR GUIDING

410  DF  TENSION CONTROL OR BRAKE {3}
412  DF  .~ Take-up coil drive control {4}
413.~.~ With material condition sensor {4}
413.1  DF  .~.~.~> Plural sensors
413.2  DF  .~.~.~> Coil diameter responsive sensor
413.3  DF  .~.~.~> Slackness sensor (e.g., photocell or load cell) {2}
413.9  DF  .~.~.~> Speed of running material sensor

DEFINITION

Classification: 242/413

With material condition sensor:

(under subclass 412) Subject matter wherein the tension regulating system includes a detector actuated in response to a physical state of the elongated material.