Can with easy-to-open lid for food products has a lid in form of pull-ring in central region and intended tear line running out spirally from pull-ring

摘要

The can (1) has a lid (2), in the middle of which there is a pull-ring (4). An intended tear line (5) runs out spirally from the pole-ring to the outer edge (7) of the can. A collar may be fitted to join the outer edge of the can to the lid. The lid may be running from the pole-ring as far as a circle at which the inner part makes the outer part.