WATER CLOSET

摘要

A water closet comprises a bowl portion (1) and a drain trap (2) formed contiguous to the bottom of the bowl portion, the drain trap (2) comprising a riser passage (22) extending upwardly obliquely from the bottom of the bowl portion, a first weir portion (27) formed on the upper end of the riser passage, a descending passage (23) extending downwardly from the first weir portion and a horizontal passage (24) extending substantially horizontally from the lower end of the descending passage and formed at an end thereof with a drainage port (25), the horizontal passage (24) being provided with a second weir portion (28) disposed between the lower end of the descending passage and the drainage port thereof to be bent upward, and a water storing portion (29) formed between the second weir portion (28) and the lower end of the descending passage, near which is formed a horizontal portion (26) to extend horizontally toward the horizontal passage (24).