THIN-WALLED PACKAGE NECK CLOSURE Russian patent published in 2024 - IPC B65D41/04 B65D41/34 B65D55/16 B65D75/58 B65D85/72 

FIELD: packing and storage.

SUBSTANCE: invention relates to a closure for the neck of thin-walled packages, usually called pouch bags. Sealing unit for packaging (1) with a thin-walled flexible pouch bag (2) for containing fruit juices and purees, yoghurt, energy drinks contains neck unit (10) and closure (40) containing guarantee seal (54). Guarantee seal (54) comprises: guarantee ring (56), guarantee tape (58), a plurality of breakable webs (60), a first fastening part (66) and a second fastening part (68). In opened configuration (40) of the closure, guarantee tape (58) forms strap (58') by means of which cover (46) remains attached to guarantee ring (56) and which has such a length that in the configuration of use, in which guarantee tape (58) is straightened, the second fastening part (68) is located in the axial direction below connection section (20) of neck assembly (10). Guarantee seal (54) contains destructible segment (70), which is destroyed in the opened configuration.

EFFECT: creation of a closure with a guarantee seal, in which, even after the first opening, the cover remains attached to the guarantee ring to prevent its loss in the environment.

11 cl, 39 dwg