Patent ID: 9085400
Filing Date: 2015-07-21
Classification: B65D

Abstract:
1. A method for closing an opening in a container for food products comprising the processing steps of: A) arranging a flexible plastic foil layer over the opening such that the foil layer protrudes outside a wall of the container in which the opening is situated; B) urging the part of the foil layer protruding outside the edge of the opening against the outer side of the container; and C) adhering the foil layer directly to the outer side of the container at the edge such that the opening is covered by the foil layer and the part of the foil layer overhanging the opening is pleated along the outer side of the container, wherein the foil layer is attached to the container with the part of the foil layer pleated around the outer side of the container wherein the foil layer is melted by heating and thereby attached to the container.