Patent ID: 6277284
Filing Date: 2001-08-21
Classification: A47G,B01D,C02F

Abstract:
In combination with a bottle having a neck with an interior surface and an exterior surface:an elongated tube having first and second ends, said first end for operative connection to said bottle neck, and said second end containing or connected to water treatment material which treats water flowing therethrough from within said tube;a cap attachable to the bottle neck, said cap including at least first and second elements, said first element having a central portion for closing off said first end of said tube and a peripheral portion having a plurality of openings;said cap second element mounted for movement with respect to said first element between open and closed positions while said first end of said tube is closed, and for permitting discharge of liquid from within the bottle in a path between said tube and the bottle neck through said openings;a sealing element that fits within said cap and which provides a liquid tight seal between said cap and the bottle neck interior surface so that liquid cannot flow between said cap and the neck except through said path; anda locking device which is selectively actuatable to lock said first and second cap elements together in said closed position so as to seal said openings and substantially prevent leakage of water from the bottle even if the bottle is inverted.