DEVICE, IN PARTICULAR FOR CLOSING A HEAD REGION OF A FOODSTUFFS CONTAINER MADE OF A LAMINATE HAVING AN EDGE REGION WHICH IS SKIVED AND PARTIALLY FOLDED OVER ITSELF

The invention relates to a device comprising a first fixing element, a further fixing element and a folded planar composite; wherein the first fixing element comprises a first fixing surface and the further fixing element comprises a further fixing surface; wherein the folded planar composite is at least partially fixed between the first fixing surface and the further fixing surface; wherein the folded planar composite comprises a first composite region; wherein the first composite region comprises a first layer sequence comprising a first composite layer comprising a first carrier layer, a second composite layer comprising a second carrier layer, a third composite layer comprising a third carrier layer and a fourth composite layer comprising a fourth carrier layer; wherein in the first composite region the second composite layer is joined to the third composite layer and the third composite layer is joined to the fourth composite layer; wherein in the first composite region the third carrier layer is characterised by a smaller layer thickness than in each case one selected from the group consisting of the first carrier layer, the second carrier layer and the fourth carrier layer or a combination of at least two of these; wherein the first fixing surface or the further fixing surface or both comprises a recess comprising a first recess region; wherein the first composite region is located at least partially between the first recess region and the first fixing surface or the further fixing surface. La invención se refiere a un dispositivo que comprende un primer elemento de fijación, un elemento de fijación adicional y un material compuesto plano plegado; en donde el primer elemento de fijación comprende una primera superficie de fijación y el elemento de fijación adicional comprende superficie de fijación adicional; en donde el material compuesto plegado está al menos parcialmente fijado entre la primera superficie de fijación y la superficie de fijación adicional; en donde el material compuesto plano plegado comprende una primera región compuesta; en donde la primera región compuesta comprende una primera capa que comprende una primera capa de material compuesto que comprende una primera capa portadora, una segunda capa de material compuesto que comprende una segunda capa portadora, una tercera capa de material compuesto que comprende una tercera capa portadora y una cuarta capa de material compuesto que comprende una cuarta capa portadora; en donde en la