| 摘要 |
<p>A feeder/delivery board (81) includes a generally planar platform (83) made of a flexible material, and a plurality of legs (84) attached to the platform and extending downwardly for supporting the board on a printing press table (80a). A jack mechanism (88) is mounted in at least one of the legs (84) for selectively raising an area of the platform (83) relative to a remainder of the platform. The jack mechanism (88) includes a rack (89), a pinion (90) engaging the rack and a key (91) or thumbwheel (71) for rotating said pinion. The board (81) can include one of the jack mechanisms (88) mounted in each of the legs (84).</p> |
