A METHOD AND DEVICE FOR THE APPLICATION OF A SEALING WELD TO A CONTAINER OF FOAMED PLASTICS AND A CONTAINER PROVIDED WITH SUCH A SEALING WELD

摘要

A method for the application of a sealing weld to a container of foam plastic wherein an upright sealing weld is provided, which at the side facing the contents of the containers is provided with a score weld that is tearable and is almost completely protected by the parts of the sealing weld and the container that have remained ductile. The device for the application of the method comprises two heated jaws wherein at least one of the jaws is provided at the lower side with a ridge that protrudes above the inner surface of the jaw. This application also discloses a container provided with at least one sealing weld comprising a score weld according to this method.