DEVICE FOR CLOSURE AND VESSEL EQUIPPED WITH SUCH DEVICE Russian patent published in 2016 - IPC B65D51/24 B65D41/58 

FIELD: manufacturing technology.

SUBSTANCE: invention relates to device (20) for closure of vessel (1), which contains plug (21) of round shape, made with possibility of closure of neck (12) of the vessel, and cap (24) from synthetic material capable of closing simultaneously neck and installed in the neck of the plug. Cap comprises ring (25), enveloping plug and neck in configuration and equipped with means (253, 255) locking on the neck, and cover (26). Ring (25) has minimum inner diameter (d251), strictly greater than the maximum diameter (D21) of plug (21), the ring and cover are made in form of a single one-piece part and are connected by bridges (27) distributed along circumference of ring with inner diameter with the value exceeding or equal to the maximum diameter of the plug. Retainer ring contain the first locking tab (253) made inside ring (25) opposite windows (252), open radially outward, and second lock tab (255) made opposite the closed part (254). Each second tab (255) is made between the two first tabs opposite strips (254) material, which divides window (252).

EFFECT: device for vessel obstruction made according to the invention is very easy to use, providing easy access to content of the reservoir.

15 cl, 14 dwg