DEVICE FOR FILTERING WATER AND DOSING LIQUID ADDITIVE INTO FILTERED WATER Russian patent published in 2023 - IPC C02F1/68 B01D27/02 A23L2/52 

FIELD: drinking water purification devices.

SUBSTANCE: invention can be used for water filtration with dosing of various additives into purified water that improve its physiological characteristics. The device includes a container (1), a lid (2) of the container, a funnel (7) for receiving purified water, a cartridge (8) for filtering water and a liquid additive dosing unit. The lower part of the tank is adapted to collect filtered water. The funnel is installed at the top of the container. The cartridge is installed in the funnel (7). The dosing unit comprises a reservoir (5) for a liquid additive and a movable element (3). The cover (2) of the container is provided with a hole (11) for filling in the treated water. The reservoir (5) for the liquid additive is made in the form of a vessel made of an elastic material with an opening (12). The movable element (3) covers the hole (11) for filling the treated water and is adapted for movement by opening of the said hole (11). The movable element is equipped with a pusher (6) adapted for pressing on the reservoir (5) for the liquid additive when the movable element (3) opens the hole (11) for filling the treated water.

EFFECT: simplifying the design and process of using the device, increasing the accuracy of dosing the additive into purified water with repeated use.

8 cl, 3 dwg, 1 ex