Floating multi-chambered insert for liquid containers
US-8469221-B2Abstract
The invention relates to an insert for a pressurized liquid container, comprising a product chamber ( 9 ), for holding an additive and a pressure chamber ( 11 ), with at least one opening to the exterior of small diameter and a lid ( 3 ) for sealing both chambers ( 9,11 ), whereby the geometry of the pressure and product chambers are selected such that said opening lies above the fluid level on floating and viewed from the side of the lid, the product chamber ( 9 ) is surrounded on the lid side by the pressure chamber ( 11 ), characterized in that the lid ( 3 ) comprises sealing means ( 4,5 ), engaging with each of the side walls ( 1,2 c ) of both chambers ( 9,11 ) at a uniform separation from each wall end and a separation a, between a sealing line ( 5 ) of the lid ( 3 ) on the lateral wall ( 2 c ) of the pressure chamber and the end of said wall, is greater than a separation b between the or the furthest sealing line ( 4 b ) of the lid on the side wall ( 1 ) of the product chamber ( 9 ) and a line in the region of the upper end of said product chamber side wall ( 1 ), from which the seal no longer touches.
Patent figures（6）
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