| 摘要 |
PROBLEM TO BE SOLVED: To provide a flush toilet bowl capable of evenly wetting the surface of the toilet bowl by flowing water discharged from discharge ports extending over a long period of time and preventing the accumulation of dirt without any fault such as crack or the like. SOLUTION: The flush toilet bowl so constituted that it has a rim water-way, a plurality of discharge ports for discharging washing water to the surface of the toilet bowl from the rim water-way are formed in the lower part of a rim water way formation section, a sectional area in the lower end of each of the discharge ports is larger than that in the upper end of each of the discharge ports and that an area on the lower surface side of the lower part of the rim water-way formation section is larger than the area on the upper surface side.
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