| 摘要 |
<p>Devices for cross-cutting paper or cardboard (1) containing a cross-cutting device (3) with two cutting drums (8, 9) which are equipped with cross cutters are already known per se. A sheet transport device (4) is arranged behind the cross-cutting device (3), containing a braking device with a braking cylinder (19). In order to prevent marks on delicate paper or types of cardboard on said sheets, the inventive braking cylinder (1) comprises a cylindrical base body (20) which is secured to the blade-type elements (22), said blade-type elements being made of an elastic material and protruding in a radial manner with ample distance between each other, ending in a cylindrical enveloping surface which is coaxial in relation to the base body (20).</p> |
