| 摘要 |
<p>PROBLEM TO BE SOLVED: To perform drainage by easily activating a siphon force, in a siphon drainage system comprising a crusher.SOLUTION: A disposer 30 is arranged on the downside of a kitchen sink 16, and a siphon drain pipe 23 is connected to a downstream side with respect to the disposer 30. A washing water storage tank 40, in which washing water as much as or more than requirement for activating a siphon force of the siphon drain pipe 23 is stored and which supplies the washing water to the siphon drain pipe 23, is provided on the upstream side of the siphon drain pipe 23.</p> |
