| 摘要 |
The invention relates to a plastic cap comprising a fixing projection on the inner face of the side wall thereof, for interfering with a collar of the neck of the bottle, said fixing projection having a surface for interfering with the collar, an interference face that forms an angle larger than the right angle in relation to the side wall of the cap, characterised in that it also comprises, at the end of the side wall of the cap, an inwardly foldable flexible strip that has an inner supporting face corresponding to said interference surface, and an outer interference face forming a right angle or a smaller angle in relation to said wall when said interference surface and said inner supporting face come into contact, the strip comprising a skirt on the free end thereof. |
