CLOSING DEVICE, IN PARTICULAR PLASTIC CLOSING DEVICE FOR CONTAINER Russian patent published in 2017 - IPC A47J27/08 B65D51/00 

FIELD: packaging industry.

SUBSTANCE: closure device, in particular the closure (1) for plastic containers (10), has a receiving portion for receiving the neck section (10a) of the container and a puncturing area (2) that is suitable and designed to pierce through the piercing device (120) and allowing penetration of the puncturing device (120) in a predetermined puncture direction (L). In accordance with the present invention, mentioned closure device is a multi-part structure and has a main body (4) adapted to be attached to the neck of the container, as well as a closure body (6) which is disposed on this main body (4) and forms a puncture area (2). The main body (4) and the closure body (6) differ at least in terms of their flexibility in the puncturing direction. The closing device has a channel device (8) that adjoins the puncture area (2) and has an initial section (8a), which is adjacent to the puncture area (2), and also the end section through which the liquid is able to enter this channel device.

EFFECT: it is possible to change the distance between the initial section and the end section.

13 cl, 22 dwg