| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a flush toilet bowl capable of suppressing the occurrence of water splash by suppressing the collision of one washing water with another when swirling after discharged from a water discharge portion. <P>SOLUTION: The flush toilet bowl 1 includes a bowl part 8 having a bowl-shaped sewerage receiving surface 14, a rim portion 16 formed at the upper edge, and a shelf portion 18 formed between the rim portion and the sewerage receiving surface, a drain trap pipeline 12 having an inlet 12a connected to the lower side of the bowl part for discharging sewerage, a rim discharge port 26 to form a swirl flow on the shelf portion of the bowl part, and a rim headrace 10d for supplying washing water to the rim discharge port, the rim discharge port being formed in the rim portion to differentiate a first-round first swirl track T1 from a second-round second swirl track T2 when the washing water discharged from the rim discharge port swirls along the rim portion. <P>COPYRIGHT: (C)2013,JPO&INPIT |
