US PATENT SUBCLASS 242 / 534.2
.~.~ Responsive to material length


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

520  DF  CONVOLUTE WINDING OF MATERIAL {17}
534  DF  .~ Detector, control, or material responsive stop {2}
534.2.~.~ Responsive to material length


DEFINITION

Classification: 242/534.2

Responsive to material length:

(under subclass 534) Subject matter wherein the monitoring device senses the amount of material either: (a) retained by the supply, or (b) wound on the take-up.

(1) Note. The length determination may be determined as a factor of other physical characteristics (e.g., weight or diameter).

SEE OR SEARCH THIS CLASS, SUBCLASS:

390.1, for a material length stop in a motor-driven reeling device.

564.1, for a detector responsive to length in an unwinding machine.

SEE OR SEARCH CLASS

192, Clutches and Power-Stop Control,

125, for a material control stop, per se, or general use. 254, Implements or Apparatus for Applying Pushing or Pulling Force,

276, for a drive mechanism under the control of a turn counter of a hoist or winch drum.

312, Supports: Cabinet Structure, especially

34.13, 34.21 for a particular cabinet structure designed to support a rolled material under the control of means to limit or stop winding or unwinding.