DISPOSITIVO PER LO SFALDAMENTO E L'ALIMENTAZIONE IN SUCCESSIONE DI ELEMENTI IMPILATI DI MATERIALE IN FOGLIO AD UNA MACCHINA UTILIZZATRICE

摘要

A device wherein at least one feedbox housing a stack of sheet elements presents a first and second wall parallel to each other, and an actuating device for moving the two walls in relation to and parallel to each other, so as to define a channel varying in width between a maximum and minimum value; the section of the channel at maximum width being approximately equal to but no smaller than the surface of the sheet element.