| 摘要 |
PURPOSE: A hot water tub of a cool and hot device is provided to decrease the cost by simplifying a producing process of the hot water tub, and not to generate a rust inside the hot water tub. CONSTITUTION: The hot water tub comprises:a body(40) equipped the rim extended in the upper, and the lower parts, and installed a temperature detecting sensor(80) in the upper outer circumferential face; a upper cover(50) equipped a first groove(53) sealing the rim formed in the upper part of the body in the circumferential direction; a lower cover(60) equipped a second groove(63) sealing the rim formed in the lower part of the body in the circumferential direction.
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