Patent ID: 7127974
Filing Date: 2006-10-31
Classification: B26D,B65H,Y10T

Abstract:
1. An apparatus for forming paper roll products, comprising: a mandrel having a longitudinal axis; and a core slitter assembly positioned adjacent the mandrel, the core slitter assembly having a plurality of slitter mechanisms, each slitter mechanism includes a cutting disc and a gripper mechanism, and the slitter mechanisms are mounted to be pivotable between a non-cutting position where the slitter mechanisms are away from the mandrel, and a cutting position where the cutting discs are positioned to cut a core substrate disposed on the mandrel into a plurality of core sections and the gripper mechanisms are engageable on an outer surface of the core sections on the mandrel, and the plurality of slitter mechanisms are mounted to be moveable relative to the mandrel in a direction parallel to the longitudinal axis to space apart the core sections along the longitudinal axis while the gripper mechanisms maintain engagement with the outer surface of the core sections.