| 摘要 |
<p>The holder is comprised of a sealed container (1) provided to receive a water-soluble active, solid composition and to protect it against the direct erosion by water, a device for dosing a quantity of water susceptible to penetrate in the container, said device consisting of a basin (9) having a predetermined volume and arranged at the upper portion of said container and having at least one hole in the bottom thereof, a discharge device discharging in the WC bowl and consisting of two siphon-type systems (8, 8a, 7, 7a) and of an appropriate hooking system to hook the holder under the edge of said WC bowl. </p> |
