| 摘要 |
PROBLEM TO BE SOLVED: To solve problems in a toilet bowl cleaned by pressurized wash water from an external pressurized water supply source wherein air is immediately exhausted from a jet port when performing next time cleaning in a state of staying air in a jet chamber just before the jet port and it generates noise, and has adverse influence on cleaning capacity of the toilet bowl. SOLUTION: In the jet chamber of this flush toilet bowl, an upper inner wall surface 21 and an upper part of an opening part 22 are connected in the almost same, and the upper inner wall surface 21 inclines upward to the opening part 22. Thus, at uncleaning time, residual air 23 staying in the jet chamber 24 can be easily exhausted along an inclination as indicated in an illustrated broken line arrow mark.
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