US PATENT SUBCLASS 144 / 388
.~.~.~.~ Sensing lead end or tail end

Current as of: June, 1999
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144 /   HD   WOODWORKING

382  DF  WITH USE OF CONTROL MEANS ENERGIZED IN RESPONSE TO ACTIVATOR STIMULATED BY CONDITION SENSOR {6}
383  DF  .~ Including use of sensor responsive to information carried by removable auxiliary record (e.g., recording disk, tape, or card) {1}
384  DF  .~.~ Including plural sensors or sensor responsive to comparison between plural conditions {3}
387  DF  .~.~.~ Sensing work or product (e.g., by X-ray) {2}
388.~.~.~.~ Sensing lead end or tail end

DEFINITION

Classification: 144/388

Sensing lead end or tail end:

(under subclass 387) Subject matter including detecting the forward edge or the trailing edge of moving work.

SEE OR SEARCH THIS CLASS, SUBCLASS:

397, 407 and 414, for other sensing of the lead end or tail end of work or product.