To provide a bath device capable of putting a hot water filling state of a bathtub in a target hot water filling state, while miniaturizing a heat storage tank.
This bath device is provided with a hot water supply means 49 performing hot water supply operation for supplying hot water to the bathtub 22 by using heat storage water A1 of the heat storage tank 1, and an operation control device 48 performing hot water filling operation for enabling the hot water supply means 49 to perform the hot water supply operation so that the hot water filling state of the bathtub 22 becomes the target hot water filling state, and is constituted so that the operation control device 48 performs preceding hot water filling operation for enabling the hot water supply means 49 to perform the hot water supply operation for putting the hot water filling state of the bathtub 22 in a preceding hot water filling state before reaching the target hot water filling state before performing hot water filling operation.
COPYRIGHT: (C)2009,JPO&INPIT
Yoshiuchi Kiuchi
Hideki Yamaguchi
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