Self-cooling container including liner member
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United States of America Patent
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-
Aug 12, 1997
Grant Date -
N/A
app pub date -
May 24, 1995
filing date -
May 24, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A self-cooling container incorporating a heat exchange unit including a chamber for containing a quantity of a gas, the chamber including an external wall in contact with the beverage to be cooled, actuator means for actuating the heat exchange unit, a liner member disposed concentric and inside the wall of the chamber for facilitating flow of the gas throughout the heat exchange unit, and a means for exhausting the gas from the chamber. The actuator means includes a valve for controlling the release of the gas from the chamber having a valve stem which when reciprocated axially will open and close the valve to allow gas to discharge through the stem. The actuator means also includes a sealer having a plurality of tabs spaced around its outer periphery for preventing the heat exchange unit from coming out of the container. A support member is affixed to the base of the chamber for locking the heat exchange unit in position after it is inserted in the container. The support member includes a first and second ring connected together by a plurality of arms, wherein the first ring is affixed to the chamber and the second ring is constructed to fit within the countersink of the container.
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