To supply flowing water without operating a ball tap, and to prevent the fluctuation of water feeding pressure at the time of supplying the flowing water.
This washing water tank for closet for storing washing water to a closet comprises the ball tap with a valve for opening and closing a washing water passage to the washing water tank; a branch flow passage 40a communicating with the primary side of the vale of the ball tap to discharge washing water into the washing water tank; a flowing valve 40 opening and closing the branch passage; and a constant flow rate means arranged on the primary side of the flowing valve. The valve for opening and closing the washing water passage in the ball tap is adapted to open and close the washing water passage by a diaphragm.
YAMADA KAZUHIKO
KANZAKI TAKASHI
KAWASAKI SATORU
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