CPC E03D 11/18 (2013.01) [E03D 2201/30 (2013.01)] | 6 Claims |
1. A flush toilet that washes a toilet body with a washing water,
wherein the toilet body includes:
a bowl part that receives a waste;
a drainage water trap that is connected to a bottom of the bowl part;
a jet water spout port that spouts a washing water from a front side of the drainage water trap toward the drainage water trap; and
a discharge port that is connected to the drainage water trap and discharges a waste from the toilet body,
wherein the drainage water trap includes:
a rising pipe line that is connected to the bowl part;
a curved pipe line that includes a rising curved part that is connected to the rising pipe line and rises backward and a falling curved part that falls backward from the rising curved part; and
a falling pipe line that is connected to the curved pipe line,
wherein the drainage water trap includes a swelled part that forms a space that is swelled backward and is continuous with the discharge port, on a downstream side of a curved top part of the curved pipe line, wherein
the curved pipe line is composed of a rising curved part that rises backward and a falling curved part that falls backward from the rising curved part, and
a curvature of a top inner peripheral surface of the falling curved part is less than a curvature of a top inner peripheral surface of the rising curved part in a side view thereof.
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