| 摘要 |
<p>Device for flushing WC cisterns characterised by the facts that said device is composed of a bell, positioned in the WC flushing cistern, which encloses the WC flushing water discharge orifice inside, said bell being provided at a point lower than the water outlet with an opening for adducing the water in the bell and a float of appropriate dimensions, the lower end of which is shaped in such a way as to mate with the water discharge hole, and at the top end of the bell there being a hole for releasing the air from the bell connected by means of a pipe to a button with a slit for realising the air.</p> |
