| 发明名称 |
Accessory hydropneumatic economizer device, for modifying existing siphon-type water discharge systems and devices present on the market and/or already installed in flushing cisterns, intended for manual adjustment and/or for predetermined quantities by the controlled interruption of the flow of water to be discharged from the said flushing cisterns, tanks and containers in general, where such water is necessary for the removal of organic and inorganic waste matter |
