PACKAGE WITH PEELABLE CLOSURE

摘要

A package includes a closure and a container. The closure is adapted to mate with a brim of the container to close a top opening arranged to open into an interior product-storage region formed in the container.

主权项

1. A package comprising
a container including a bowl formed to include an interior product-storage region and a brim coupled to an upper portion of the bowl and arranged to border a top opening into the interior product-storage region, the brim including an endless upwardly facing top surface including an endless inner perimeter region bordering and surrounding the top opening and providing an endless temporary sheet-bonding zone thereon and an outer perimeter region surrounding the endless inner perimeter region and providing a ring-support zone thereon, a closure configured to mount on the brim in a closed position to close the top opening and block access to the interior product-storage region, the closure including a sheet-support ring arranged to engage the ring-support zone on the outer perimeter region of the endless upwardly facing top surface of the brim when the closure is positioned to lie in the closed position on the brim, and the closure further including a membrane sheet coupled to the sheet-support ring to move therewith relative to the brim of the container when the closure is separated from the brim to gain access to the interior product-storage region, and a hermetic steam-venting system configured to provide a hermetic seal between the closure and the container until a user separates the closure from the container or a user applies a predetermined amount of heat to the interior product-storage region to cause sufficient pressure to form in the interior product-storage region so that a pressurized discharge outlet is formed between the membrane sheet and the brim of the container in the endless temporary sheet-bonding zone during heating.