US Patent 7708035 Bottom fillable bottles and systems for charging the same

A bottle assembly is provided having a body portion defining a cavity therein, a top lid assembly connectable to the body portion, which includes a selectively deployable and retractable spout, a spout bottom lid; and a resilient tube having a lumen therethrough, wherein the lumen is occluded when the spout is retracted and the resilient tube is kinked, and wherein the lumen is opened when the spout is deployed and the resilient tube is not kinked; a trigger assembly for selectively moving the spout between a deployed and a retracted condition; and a bottom lid assembly selectively connectable to a bottom end of the body portion, the bottom lid assembly including a valve assembly to open and close a fluid path into the cavity of the body portion.