| 摘要 |
FIELD: packaging industry.SUBSTANCE: invention relates to closing device with opening indication device, mounted on bottle neck with fluid. According to disclosed invention, in indicator unit upper part closure indication device is arranged, at least, two limiters for contact with cap hole walls.EFFECT: technical result of invention is prevention of closing device indication facility spontaneous operation and as a result is closing device and bottle with liquid closure unit higher reliability.20 cl, 19 dwg |
