| 摘要 |
A label applicator (10) of the type for separating labels (L) from a continuous carrier strip (N) and applying the labels (L) to an object positioned at the applicator (10), which applicator includes a supply roll (A) and a rewind roll (20) configured to move the strip (W) through the applicator, a tamp pad (22) for applying the labels (L) to the object, and an unwind sensor (28,30). The unwind sensor includes a supply disk (32) positioned coaxially on the supply roll (14). The supply disk (32) has a plurality of equally spaced openings (30) therein. A sensor (28) is configured for sensing the passing of the supply disk openings (30). A counter counts the openings passing the sensor (28). The applicator (10) includes means for determining a level of labels (L) remaining on the supply roll (14). |
