| 摘要 |
<p>An apparatus for simultaneously slitting at least two continuously running webs such as paper comprising a plurality of pairs of circular knives, a support, one knife of each pair being in a fixed plane, the second knife of each pair being disposed on said support which is axially displaceable to move said second knives simultaneously toward or away from their respective first knives, roll means for guiding at least one of said webs to each of said knife pairs, and means for joining said slit webs with their edges in longitudinal alignment. One knife on the support is fixed in axial position and another knife is axially displaceable along the support, means being provided to adjust its position and to lock it in predetermined position.</p> |
