MEJORAS EN LA CONSTRUCCION DE TAMBORES DESVIADORES PARA MA- QUINAS IMPRESORAS DE PLIEGOS,ESPECIALMENTE MAQUINAS PARA CARTON

摘要

Sheet-guiding drum for sheet-fed rotary printing machines, having a drum body carrying at least two gripper bridges adjustable to different paper thicknesses, includes gripper supports carried by the drum, the gripper supports being adjustable in at least substantially radial direction of the drum; play-free adjusting elements carried by the drum body and adjustable independently of one another for adjusting the gripper supports; and a central adjusting device mounted readily accessibly on the drum body for actuating the adjusting elements in common.