| 摘要 |
<p>The improved sheet stop system between a collecting plane (18) and hindering means (26) of a high speed folding machine (10) comprises at least one pair of retractable fingers (38a, 38b) downwardly movable from the hindering means (26) towards the collecting plane (18), said fingers (38a, 38b) being retracted and extended so as to follow any displacement of the collecting plane (18).</p> |
