US PATENT SUBCLASS 83 / 371
.~.~ Sensing means responsive to work indicium or irregularity


Current as of: June, 1999
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83 /   HD   CUTTING

360  DF  OPERATION CONTROLLED BY DETECTOR MEANS RESPONSIVE TO WORK {8}
370  DF  .~ Actuation of tool controlled in response to work-sensing means {2}
371.~.~ Sensing means responsive to work indicium or irregularity


DEFINITION

Classification: 83/371

(under subclass 370) Device in which the detector* is operative to sense the presence of an index, or a protuberant or re-entrant portion, in or on the work, to initiate the cutting cycle.

(1) Note. Included in the terms "index", "protuberant portion" and "re-entrant portion" are such indicia as a hole or notch in the work, a mark (e.g., printed) on the work surface, an electrically conductive area on the work which completes an electrical circuit in the detector and transmitter system, and bumps or projections on the work. Also included within the scope of such terminology are articles, or spaces between articles, in work which comprises spaced articles connected together by a connected medium (e.g., tape, string, etc.), the connecting medium of which work is to be severed between adjacent articles.

SEE OR SEARCH THIS CLASS, SUBCLASS:

365, for devices in which a mark on the work is interposed in a light responsive (e.g., photocell) circuit.