Patent ID: 6986443
Filing Date: 2006-01-17
Classification: B67D

Abstract:
1. In combination: an inverted liquid container having upper and lower ends; said lower end of said container having a hollow throat extending downwardly therefrom; a hollow cup having upper and lower ends; a connector on the upper end of said cup which is selectively secured to the throat of the container; said upper end of said cup having a central opening formed therein which is in communication with said connector; said upper end of said cup having at least one vent opening formed therein which is in communication with ambient air; a valve normally closing said vent opening; said cup having a valve opening formed therein above its lower end; said cup having a central opening formed in its said lower end below said valve opening; a lift valve, having upper and lower ends, vertically movably mounted on said lower end of said cup which is movable between upper and lower positions; said lift valve having a valve stem which is slidably received by said central opening in said lower end of said cup; said valve stem having a closed upper end and an open lower end; said valve stem having at least one liquid passageway formed therein below its said closed upper end; a valve on said valve stem of said lift valve which closes said valve opening when said lift valve is in its said lower position; said liquid passageway being positioned below said valve opening when said lift valve is in its said lower position; said liquid passageway being positioned above said valve opening when said lift valve is in its said upper position; a vent actuator operatively secured to said lift valve above said valve opening for movement therewith; said vent actuator being movable between upper and lower positions; said valve means closing said vent opening when said vent actuator is in its said lower position; said valve means causing said vent opening to be open when said vent actuator is in its said upper position.