SAFETY PLUG FOR BOTTLE CAPPING Russian patent published in 2015 - IPC B65D49/00 B65D49/04 

FIELD: packaging industry.

SUBSTANCE: safety plug 1 is placed on the bottle 2 with a circular ledge 3, and radial ribs 4. The safety plug 1 includes a pourer 5 with a tube 6 the section of which is implemented with a possibility of engaging the ring ledge of the bottle neck, a cover 7, a metal cap 8, a gasket 9 and a valve 10. The named tube section 6 of the pourer 5 is corrugated, while the length of its internal surface is equal to the length of circumference of the ring ledge 3 of the bottle 2. The corrugated pipe section can be implemented with the alternating corrugations in the form of circumference sections and in the form of chords.

EFFECT: such implementation of the safety plug provides its more reliable fixing on a bottle neck, reduces probability of unauthorized removal of the plug, and reduces effort for press fitting of the cap on a bottle and allows to reduce the material capacity of the product.

2 cl, 4 dwg