Patent ID: 6543496
Filing Date: 2003-04-08
Classification: B65D

Abstract:
A valve assembly comprising a first valve component, a second valve component mounted to said first valve component, means for rotating said first valve component relative to said second valve component for selectively moving said valve assembly between a closed position and an opened position; a guide element extending from one of the first and second valve components, said guide element comprising means for guiding said valve assembly into retaining means for said valve assembly; and means for removably mounting said valve assembly to a discharge nozzle of a container for providing flow of material from said container to said valve assembly without venting;wherein said first valve component has a top surface defining at least one opening therein; said second valve component has a top surface defining at least one opening therein; said openings in said top surfaces of said first and second valve components being selectively movable into and out of alignment as said first and second valve components are rotated relative to each other for moving said valve assembly between said closed and opened positions.