| 摘要 |
PROBLEM TO BE SOLVED: To provide a wall drain type turn trap flush toilet bowl, strengthening the washing force in draining. SOLUTION: A turn trap device 12 is provided with a washing force ensuring mechanism 8 not inhibiting flow of a reservoir water from a downstream side opening 5b of a trap cylinder 5 in the drain state while restraining overflow of the reservoir water from the downstream side opening 5b of the trap cylinder 5 in the process of turning from the reserving state to the drain state. COPYRIGHT: (C)2009,JPO&INPIT
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