| 摘要 |
Apparatus is provided for storing and dispensing beverages while excluding air from contact with the beverage and maintaining it at a desired temperature. The apparatus is comprised of a vessel having a cylindrical sidewall, an open upper extremity, and a bottom drain conduit. Thermal insulation is disposed upon the entire outer surface of the vessel. A piston is adapted to enter the open upper extremity of the vessel and make tight-fitting sliding engagement with the sidewall. A thermally insulative lid is disposed above the piston in sealing engagement with the upper extremity.
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