| 摘要 |
<p>A device for regulating and controlling the quantity of water to be discharged from a toilet flush tank (1), comprising an overflow pipe (10) operated vertically and coaxially with an outlet (1a) at the bottom of the tank by respective control and transmission means (2a, 3a, 4a); and regulating means (20) including a bell (21) for regulating discharge of the water and located coaxially with the pipe (10). Provision is also made for lock means (31, 33) for arresting the return travel of the bell (21) to the rest position, and cooperating with an element (31) sliding along a fixed guide (32) integral with the bottom of the tank (1).</p> |
