Packaging unit which increases the structural strength and prevents movement between adjacent layers of an array of doypacks / pillow packs by binding them together with a plastic film.

摘要

591359 Disclosed is a packing unit defined by six faces. The unit includes a group of packages filled with a liquid product which are of a collapsible type and have a bottom wall and two opposite side walls. The packages, in their upright position, have an upwardly tapering shape. Each package has a side wall facing a bottom of the packing unit. The packages alternate orientation in a first direction and a second direction opposite to the first direction. A film cover surrounds the group of packages for providing dimensional stability to the packing unit. The film cover makes contact with the packages on at least four of said six faces of the packing unit. The packages are arranged one over another in a plurality of layers with a plurality of packages in each layer. The packages of an individual layer have a uniform orientation in the first or the second direction. The film cover is made of a web of plastic film material which has been joined together along four or fewer elongate sealing portions. The sealing portions are at least one of flexible or bendable.