| 摘要 |
<p>A rotogravure printing apparatus (1, 20) comprising an unwinder (5), at least four printing units (3) each having a printing cylinder (8), a continuous paper web path (9) and a folding device (2, 21). The apparatus is a "Double Ender" rotogravure printing apparatus (1, 20) having two special parts (25), which extends substantially parallel to each other, each printing unit (3, 24a, 24) extending each over a portion of said printing part (25a, b) of said web path (25), each part is provided to print on laterally different sides of each printing cylinder. The cylinder (8) is engraved by means of at least one direct laser engraving device (Direct Engraving laser), i.e., a device which produces at least two rotogravure printing cylinders per hour.</p> |
