| 摘要 |
PROBLEM TO BE SOLVED: To provide a flush toilet bowl device in which a makeup water flow passage is provided by branching from the middle of a jet flow passage, which can make a flow rate of washing water jetted from a jet nozzle substantially constant, which stabilizes performance of the jet nozzle, and which can perform toilet bowl washing stably.SOLUTION: A flush toilet bowl device which supplies washing water to a toilet bowl body by a jet pump action includes: a bowl part; the toilet bowl body; a water storage tank; and a jet pump unit 32 which is the jet pump unit including a throat pipe, a jet nozzle, switching means, a water supply valve, a jet flow passage 74 for connecting between the water supply valve and the jet nozzle, and a makeup water flow passage 76 for branching from the middle of the jet flow passage 74 and capable of supplying the washing water to the toilet bowl body. In the jet pump unit 32, a flow rate of the washing water supplied to the makeup water flow passage 76 is substantially constant continuously while the washing water is being jetted from the jet nozzle. |
