| 摘要 |
<p>A portable container (12) which may be refrigerated is provided which is composed of a floor and wall (16) composed of an inner (24) and outer (22) wall with refrigerant (26) captivated between these walls and a lid (14) to close the container which also contains a charge of refrigerant (37) in a recess therein. A labyrinth seal (18) is provided between the lid (14) and the wall (16) composed of interdigitated ridges (34).</p> |
