Abstract: This invention relates to a one-piece blank made of a material in sheet form for producing a partitioning intended to subdivide a recipient into a plurality of compartments, wherein the blank comprises:two assemblies of articulated flaps which, by folding, are each capable of forming part of the compartments of the partitioning; andan intermediate panel connected to the two assemblies of flaps respectively along a line capable of being broken and along a line capable of serving as line of fold.
Abstract: A method and machine for forming a case with polygonal section from a blank of sheet material. There is an assembly of panels. The assembly of panels is wound about a mandrel with polygonal section. The tongue is fixed to the free edge of the endmost panel. The flaps situated on the same side of the panels are folded. The flaps thus folded are fixed together.
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