B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
B65B43/26—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks
B65B43/30—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by grippers engaging opposed walls, e.g. suction-operated