B PERFORMING OPERATIONS; TRANSPORTING
B65 CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
29/00 Delivering or advancing articles from machines; Advancing articles to or into piles
B65H29/005 by chains or bands having mechanical grippers engaging the side edges of articles, e.g. newspaper conveyors