| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a water closet which enhances flushing efficiency by being prevented from being clogged with soil. <P>SOLUTION: In the water closet 1 having a trap drainage channel 6 inclined upward toward a downstream side from a trap inlet 5, an upward inclined ascending pipe 6P of the trap drainage channel 6 is formed so that a vertical dimension of a cross section perpendicular to a drainage direction of flushing water can be increased toward the downstream side from the trap inlet 5, and the trap inlet 5 is opened in a shape in which a width dimension is larger than a vertical one. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
