Patent ID: 6634384
Filing Date: 2003-10-21
Classification: B65D,F16K,Y10T

Abstract:
A valve assembly comprising a base having a hole therethrough and a contact surface disposed along a periphery of said hole, and a valve coupled to said base for opening said hole in a first state and closing said hole in a second state, said valve comprising a resilient cap disposed on one side of said base, a gate disposed on the other side of said base, and a stem connecting said cap to said gate, wherein said cap has an opening, said stem has a cavity in fluid communication with said opening in said cap and at least one opening in fluid communication with said cavity and an exterior of said stem, and said gate is configured to contact said contact surface of said base to close said hole in said base when said cap is in a first state and to separate at least partially from said surface to open said hole in said base at least partially when said cap is in a second state, said cap transitioning from said first state to said second state by deformation, said opening in said cap being in fluid communication with a space on said other side of said base via said opening in said stem and said cavity in said stem when said cap is in said second state.