| 摘要 |
A sealing element of closing device for the bottle is a tubular padding; moreover the tubular form of padding is conical, narrowed downward, and it enters into the neck of bottle, the upper end of padding contains a flange, by which it rests on the end of neck, on top the flange contains a tubular protrusion, which together with the flange touches the closing device, or it is made as one whole with housing of closing device. |
