| 摘要 |
PROBLEM TO BE SOLVED: To provide a bathroom heating device having heating operation in linkage with hot water filling operation without constraints on hot water supply equipment. SOLUTION: Sensors 5a, 5b are provided in circulation pipes 4a, 4b joining the hot water supply equipment 3 to a bathtub 2 for detecting hot water filling operation that hot water flows from the hot water supply equipment 3 to the bathtub 2 in only one direction. A bathroom heater 7 is operated after receiving signals from the sensors 5a, 5b. COPYRIGHT: (C)2005,JPO&NCIPI
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