| 摘要 |
PURPOSE: A collapsible container is provided to keep the contents of the container at a low temperature for a long time and to secure safety in the use. CONSTITUTION: A collapsible container(10) has plural wall members(12a¯12d). The wall members are movable relative to one another between a collapsed configuration in which at least a respective major surface of at least two wall members are in contact with each other, and an expanded configuration in which the wall members define a cavity(18) adapted to receive an article. At least one wall member contains a coolable agent. At least a flap is joined with an edge of one of the wall members and movable. The respective flap is joined with a respective edge of two wall members, which are opposite to each other when the wall members are in the expanded configuration.
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