Patent ID: 7628298
Filing Date: 2009-12-08
Classification: B65D,Y10S

Abstract:
1. A package for storing a dispensable product, the package comprising a can including a valve cup and a product dispenser coupled to the valve cup and configured to dispense product stored in a product-storage chamber formed in the can, the valve cup being formed to include a reservoir configured to collect liquid applied to the can, and a cap including an exterior shell having a top wall and a chamber side wall coupled to the top wall to form a shell chamber and an interior shell located in the shell chamber and coupled to the top wall of the exterior shell, wherein the top wall is imperforate and cooperates with the interior shell to form a vapor-collection space situated to receive vapor generated by evaporation of any liquid remaining in the reservoir formed in the valve cup after the cap is mounted on the can to cover the valve cup and the interior shell is formed to include vent means for venting vapor extant in the vapor-collection space into a vapor-discharge chamber located in the shell chamber between the interior shell and the chamber side wall for subsequent discharge to the atmosphere through a gap formed between the can and the chamber side wall of the exterior shell while the cap is mounted on the can to cover the valve cup.