BATHROOM SET Russian patent published in 2021 - IPC E03D11/00 E03D11/13 

FIELD: sanitary ware.

SUBSTANCE: bathroom set includes a drain tank, a bowl of a toilet bowl and a flow channel passing between the outlet hole of the drain tank and the inlet hole of the bowl of the toilet bowl for directing drain water during draining. Bathroom assembly further comprises a drainage box in the form of a compartment, located in the bathroom set behind the outlet of the drain tank, and communicating fluidly with flow channel, and arranged with provision for drain water accumulation, reflected backward by the toilet bowl inlet and directed so as to flow through the flow channel between the bowl of the toilet bowl inlet and the outlet of the drain tank. Drain box is communicated via fluid with sewage pipe communicated with toilet bowl outlet. Drain box is equipped with a siphon.

EFFECT: eliminated problem of water leakage after draining.

8 cl, 3 dwg