| 摘要 |
<p>The present invention provides an improved vacuum assist transfer belt (40). The belt includes a vacuum aperture (50) that provides an increased surface area that engages a box blank being transferred through a folding device. By providing an aperture (50) having a larger surface area engaging the box blank, the stronger seal between the transfer belt (40) and the box blank, the stronger seal between the transfer belt (40) and the box blank may be obtained. The improved belt allows a variety of sized box blanks to be transferred using the same vacuum device.</p> |
