LIQUID SUPPLY SYSTEM Russian patent published in 2020 - IPC B01J4/00 A61L2/00 G01N15/06 

FIELD: fluid feed system.

SUBSTANCE: invention relates to fluid feed system. System comprises a base on which a liquid container is placed, a hollow needle having a pointed portion, a first movement mechanism moving the needle between the first needle position, in which the sharpened part is located at a distance from the container, and the second needle position, in which the sharpened part passes through the container wall, hollow tube having outer diameter, which is smaller than the inner diameter of the needle lumen, a second movement mechanism moving the tube between a first position of the tube, in which the tube is spaced from the container, and a second position of the tube, in which the tube passes through the needle lumen, located in the second position, and enters the container, the body forming the chamber containing the container arranged on the base, an opening formed in the body for accommodating and removing the container, with possibility of being closed by the door, and a locking mechanism, unlocking the door to enable movement of the door between an open position, when sharp part is in first needle position, and closed position, when needle is in second position together with first movement mechanism.

EFFECT: invention provides accurate measurement of the amount of liquid supplied and safe and reliable supply of liquid.

8 cl, 16 dwg