| 摘要 |
A flush valve of the siphon type with a supply jet feeding into the upleg is provided with a flap-float valve that is responsive to water level and serves to divert the supply flow to refill the tank after completion of a flushing action. In the preferred embodiment, the float of the flap-float valve is disposed in a chamber which insures that it will operate only after full completion of the flushing action, slide means are provided on the chamber for adjusting the amount of water used, there is an overflow chamber built onto the downleg to provide the usual water seal, and the valve includes means to provide a rim wash.
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