Patent classifications
E
FIXED CONSTRUCTIONS
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E03
WATER SUPPLY; SEWERAGE
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E03D
WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
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1/00
Water flushing devices with cisterns; ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
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E03D1/08
Siphon action initiated by air or water pressure
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E03D1/085
by injection of air or water in the short leg of the siphon
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E03D1/085

FLUSHING ASSEMBLY, WATER SUPPLY ASSEMBLY, LOWER POSITION WATER SUCTION ASSEMBLY, WATER TANK, CHECK VALVE FOR USE IN A TOILET, AND METHOD, DEVICE, AND STORAGE MEDIUM FOR CONTROLLING TOILET WATER CONSUMPTION
20240240443 · 2024-07-18 ·

A check valve includes a lower sealing element; an upper sealing element including a flexible part configured to seal the lower sealing element; and a supporting element including a plurality of hollow parts. The supporting element is configured to be mounted in the lower sealing element and mounted at a side where clean water flows into the lower sealing element.