Patent ID: 6640522
Filing Date: 2003-11-04
Classification: B65B

Abstract:
A method of packing reams of sheets, wherein each ream is defined by sheets stacked to form a rectangular-base prism of a given height, and comprises two base faces defined by respective end sheets in said ream, two lateral faces perpendicular to the base faces, and two end faces; the method comprising feeding said ream along a given path by means of a feed unit, comprising a first conveyor pushing said ream in a feed direction parallel to said base faces, placing a sheet of packing material along the path of the ream by means of a supply unit for supplying sheets of packing material, placing said sheet of packing material crosswise to said feed direction, conveying the ream and the sheet of packing material through a folding spindle to form a U-shaped fold; conveying said ream and said partly folded sheet of packing material by means of adjacent second, third and fourth conveyors, wherein said third conveyor is located between said second and fourth conveyors and includes two belt conveyors to grip the ream and the sheet of packing material between said belt conveyors, and turning over said third conveyor (15), together with the ream and the partly folded sheet of packing material, about an axis perpendicular to said feed direction to fold a portion of the sheet of packing material into an L.