Patent ID: 6877629
Filing Date: 2005-04-12
Classification: A47J,Y10S

Abstract:
1. A container, comprising: a base defining a product support surface for supporting a product; and a cover releasably engaging with said base such that when said cover engages with said base, a storage compartment is defined by said cover and said base, said cover including an air control unit for controlling air pressure in said storage compartment and a window extending downward from said air control unit, said window being arranged to engage with said base such that a product supported on said product support surface of said base is visible through said window when said cover engages with said base, said air control unit including a housing and a pump arranged in connection with said housing for evacuating air from said storage compartment, said pump comprising cylinders, pistons each movable in a respective one of said cylinders, piston rods each connected to a respective one of said pistons and movable in said respective cylinder, a displacement handle connected to said piston rods and one-way check valves arranged in communication with said cylinders for allowing air flow only into said cylinders therethrough, each of said check valves being arranged in communication with a plurality of said cylinders.