Device for fusing lengths of film over the open ends of cups

摘要

A device for applying lengths of a heat sealable film over the open ends of cups. The device includes means which engage the end of a supply length of the film which is coiled in a cartridge, pull a predetermined length of the film from the cartridge, move the cup and predetermined length of film into engagement, heat fuse the film to the lip of the cup, and cut the fused length of film from the supply length at the cartridge.