FOLDING MACHINE, METHOD OF FOLDING SHEETS, A WEB HANDLING ROLL ARRANGEMENT, AND METHOD OF TRANSFERRING A SHEET OF A WEB OF MATERIAL FROM A FIRST WEB HANDLING ROLL TO A SECOND WEB HANDLING ROLL

摘要

Folding machines (100, 1100, 2100, 3100, 4100) and methods are provided. A folding machine that utilizes a direct transfer of sheets from a knife roll (118) to a folding roll (180) is provided. Sheet handling rolls are provided that incorporate movable vacuum ports (134) to assist in transfer of a sheet from one roll to another roll.