| 摘要 |
FIELD: personal demand items. ^ SUBSTANCE: flush valve for controlling the water flow from flush tank through the outlet hole to the toilet bowl includes the following: valve body comprising the seat of the drain valve; float capable of being moved relative to the valve body; at that, float includes the part for retaining the sealing and having the complex profile formed at least with one non-cylindrical ring-shaped surface; and the sealing having complex peripheral surface adjacent to complex profile of the part for retaining the sealing of the float and intended to be installed on the float and to be located on the valve seat. ^ EFFECT: more accurate adjustment of the closing time and more reliable sealing of the outlet tank hole. ^ 23 cl, 8 dwg |
