| 摘要 |
PROBLEM TO BE SOLVED: To prevent the troubling of forced circulation function even when a filter is cleaned in every period, longer than a conventional period, the slip down of a screw, connecting the connector main body to the receiver of connection, when the same is released and the projection of the screw naturally from the side of the connector main body to the side of the receiver of connection. SOLUTION: In the connector for the circulation of hot-water, which is provided on the side part of a bathtub so as to be faced toward the inside of the bathtub, a sending hot-water passage 21 and a returning hot-water passage 29 are defined respectively in the connector main body 4, an opening of one side, communicated with the sending hot-water passage 21 and the returning hot-water passage 29, or a discharging port is formed on the connector main body at the peripheral part of the same respectively while an opening and closing plate is provided on respective openings and openable partitioning plates 26, 33 are provided on the other openings of the hot-water passages 21, 29 or the suction port for them, further, an inserting unit 45 for inserting and fixing the screw formed on the connector main body 4 is provided with retaining projections 46a (46b) for preventing the missing of the screw.
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