| 摘要 |
PROBLEM TO BE SOLVED: To provide a portable heat-insulating pressure container capable of keeping the temperature and the quality of a heated food for a long period by pressurizing the inside of the container to improve drawbacks which the heat-insulating container has. SOLUTION: The container consists of a main body having a space capable of housing contents, a lid which can be fitted to the main body in an openable and closable state, a heat insulating member provided on the inner surface of the main body and the lid, and a means for pressurizing the housing space in the main body when the lid is closed.
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